[Gluster-users] Possible SHD stalling

Artem Russakovskii archon810 at gmail.com
Mon May 4 19:56:10 UTC 2020


I reported something similar recently to this list, and I highly advise you
to update to 7.5 (in my case it was 5.11 -> 5.13), then see if it keeps
happening. The self heal issues should be fixed there properly at least.

Sincerely,
Artem

--
Founder, Android Police <http://www.androidpolice.com>, APK Mirror
<http://www.apkmirror.com/>, Illogical Robot LLC
beerpla.net | @ArtemR <http://twitter.com/ArtemR>


On Sat, May 2, 2020 at 2:04 PM Jaco Kroon <jaco at uls.co.za> wrote:

> Hi All,
>
> So we've got a cluster currently running on glusterfs 7.3
>
> Heal performance is absolutely terrible (it starts of great, runs for a
> while then completely trips up).
>
> Once the SHD trips up, access speeds to the cluster also becomes poor.
> And with poor I mean directory listings that normally takes well under
> 500ms takes upwards of 10s, but I've seen upwards of 40s (although a follow
> up ls immediately after is nice and fast again, temporarily).  With all
> SHDs killed this particular ls is as per normal (around 30-50ms).
>
> The SHD logs doesn't provide any usable clues, the only variance in logs
> is this, just before all daemons across the cluster crawls to a near halt.
> [2020-05-02 19:55:58.627036] I [MSGID: 108026]
> [afr-self-heal-common.c:1747:afr_log_selfheal] 0-vpbx_shared-replicate-0:
> Completed entry selfheal on 5b9aa3d8-5085-46e2-9500-145b8cbf9a61. sources=
> sinks=0 1
> [2020-05-02 19:55:58.627058] I [MSGID: 108026]
> [afr-self-heal-common.c:1747:afr_log_selfheal] 0-vpbx_shared-replicate-0:
> Completed entry selfheal on c736c9b6-f116-468b-adbc-f102f5b57d01. sources=
> sinks=0 1
>
> [2020-05-02 19:55:59.125001] W [MSGID: 114031]
> [client-rpc-fops_v2.c:1983:client4_0_setattr_cbk] 0-vpbx_shared-client-1:
> remote operation failed [Invalid argument]
>
> [2020-05-02 19:55:59.339803] I [MSGID: 108026]
> [afr-self-heal-common.c:1747:afr_log_selfheal] 0-vpbx_shared-replicate-0:
> Completed entry selfheal on 2e128eeb-e991-4544-8316-4ddfcb4942da. sources=
> sinks=0 1
> [2020-05-02 19:55:59.490387] I [MSGID: 108026]
> [afr-self-heal-metadata.c:51:__afr_selfheal_metadata_do]
> 0-vpbx_shared-replicate-0: performing metadata selfheal on
> 527a63a3-9acd-4c3f-b95c-5c719325c973
>
> A few more entries will complete overall and then it'll be a file every
> other second.  Once I saw this I ran a few more tests, and on every test
> just prior to slowing to a crawl, that entry is there.
>
> There is a perceived improvement when lowering the thread count, but not
> significant enough to confirm a correlation.  Even with cluster.shd-max-threads=1
> this still happens (gets a few tens thousand files completed instead of few
> hundred, at 32 it gets to maybe 400 to 500 before it stalls, 16 does maybe
> a thousand).
>
> There are probably performant bursts hereafter, because from experience we
> know this process takes about two months.  But this time around it seems to
> be much, much worse.  Might be because that was healing a single brick to
> another brick, so less locking going?  At the moment the replicas are
> basically trying to populate the newly added arbiters.  Also, we haven't
> messed as greatly with the health check settings (queues and threads and
> locks nearly as much as since the arbiter addition because performance has
> simply dropped to non-acceptable levels.
>
> Unfortunately granular entry heal isn't on at the moment (nor can I switch
> it on due to a few million outstanding heals).  This used to be a 2x2
> cluster.  We then moved one of the bricks to a newly added server using
> replace-brick.  What a frightening process this is.  We then proceeded to
> add the arbiters.
>
> Some of the settings below was absolute shots in the dark, based on the
> little information we've been able to track down so far.
>
> Kind Regards,
> Jaco
>
> The current gluster volume info (this used to be 2x2
> distributed-replicate, aiming to get it to 3x (2 + 1) ... at current rates
> we might get there by 2021):
>
> Volume Name: glvol
> Type: Distributed-Replicate
> Volume ID: 87cfd38f-d72e-4cc2-b644-9e772d2059bb
> Status: Started
> Snapshot Count: 0
> Number of Bricks: 2 x (2 + 1) = 6
> Transport-type: tcp
> Bricks:
> Brick1: zoidberg:/mnt/gluster/a
> Brick2: flexo:/mnt/gluster/b
> Brick3: bender:/mnt/gluster/c (arbiter)
> Brick4: bender:/mnt/gluster/a
> Brick5: zoidberg:/mnt/gluster/b
> Brick6: flexo:/mnt/gluster/c (arbiter)
> Options Reconfigured:
> *cluster.heal-timeout: 5 <-- hoping this would at least shorten the
> blockages.*
> cluster.locking-scheme: granular
> cluster.heal-wait-queue-length: 10240
> *diagnostics.count-fop-hits: on*
> *diagnostics.latency-measurement: on <-- was hoping profiling might
> provide some insight.  Going to switch this off now.*
> cluster.background-self-heal-count: 128
> *cluster.shd-wait-qlength: 131072*
> *cluster.shd-max-threads: 32  <-- even with this disk IO never goes over
> 10% utilization.  CPU goes to about 2 cores.  So it's lock contention
> that's slowing it down we reckon.*
> *cluster.metadata-self-heal: off*
> *cluster.entry-self-heal: off*
> *cluster.data-self-heal: off*
> * <-- these kill performance. *transport.address-family: inet
> nfs.disable: on
> performance.client-io-threads: on
> features.cache-invalidation: on
> features.cache-invalidation-timeout: 600
> performance.stat-prefetch: on
> performance.cache-invalidation: on
> performance.md-cache-timeout: 600
> *cluster.self-heal-daemon: yes <-- disabling/enabling this doesn't help,
> have to kill the shd and start ... force to get things moving along again.*
> performance.io-thread-count: 16
> performance.high-prio-threads: 16
> performance.normal-prio-threads: 16
> performance.low-prio-threads: 16
> performance.least-prio-threads: 4
> cluster.self-heal-window-size: 512
> cluster.self-heal-readdir-size: 131072
> client.event-threads: 8
> server.event-threads: 16
> network.ping-timeout: 2
> *cluster.data-self-heal-algorithm: full <-- most files are small (<1MB),
> on dual 1gbit links (so up to 2gbit, but b/w never goes over 5mbit anyway).*
>
> performance info:
>
> Brick: zoidberg:/mnt/gluster/a
> -----------------------------------------
> Cumulative Stats:
>    Block Size:                  1b+                   8b+
> 16b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                  117
> 195                   367
>
>    Block Size:                 32b+                  64b+
> 128b+
>  No. of Reads:                  306
> 0                     6
> No. of Writes:                 1016
> 9                   134
>
>    Block Size:                256b+                 512b+
> 1024b+
>  No. of Reads:                  107
> 58                   485
> No. of Writes:                  731
> 73                   168
>
>    Block Size:               2048b+                4096b+
> 8192b+
>  No. of Reads:                   43
> 59                   383
> No. of Writes:                  295                   475
> 10562
>
>    Block Size:              16384b+               32768b+
> 65536b+
>  No. of Reads:                  347
> 380                   634
> No. of Writes:                 1487                  6369
> 3970
>
>    Block Size:             131072b+
>  No. of Reads:                35704
> No. of Writes:                12398
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         957293
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us        1455091
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          69951
> RELEASEDIR
>       0.00      16.20 us       5.43 us     100.95 us
> 113         IPC
>       0.00     687.33 us      80.53 us   15414.03 us             30
> REMOVEXATTR
>       0.00     840.76 us      72.71 us   37648.39 us             52
> FTRUNCATE
>       0.00     138.49 us      36.66 us   25280.24 us           1385
> STAT
>       0.00     364.93 us      63.45 us   15957.66 us            810
> FGETXATTR
>       0.00    2208.82 us     127.23 us  267092.17 us            137
> LINK
>       0.00   37595.33 us    1677.46 us  218313.32 us             12
> FSYNC
>       0.00     675.61 us     106.82 us  114351.01 us            698
> TRUNCATE
>       0.00    3995.66 us     147.00 us  109544.46 us            188
> RENAME
>       0.00     453.11 us      53.37 us  104848.94 us           1680
> SETATTR
>       0.00    6004.32 us     229.33 us  151322.58 us            127
> MKNOD
>       0.00      68.74 us      16.11 us   61050.93 us          11412
> FINODELK
>       0.00    3793.44 us      68.61 us  411523.70 us            221
> SETXATTR
>       0.00   28669.99 us     227.28 us  138988.41 us             30
> SYMLINK
>       0.00      56.18 us       7.31 us   41484.37 us          22640
> FLUSH
>       0.00     105.64 us      19.34 us  351055.72 us          21693
> STATFS
>       0.00   23642.90 us     244.19 us  234912.25 us            178
> MKDIR
>       0.00     537.38 us      31.73 us  296911.67 us           9653
> FSTAT
>       0.00     214.87 us      25.71 us 1712020.99 us          39054
> READ
>       0.01     147.08 us       1.47 us  241611.80 us          69951
> OPENDIR
>       0.01    3899.84 us     117.22 us  503422.21 us           3180
> RMDIR
>       0.01     327.08 us      55.69 us  420376.80 us          38366
> WRITE
>       0.02    5580.36 us     210.11 us 1029702.30 us           6169
> CREATE
>       0.05      92.69 us      29.94 us  687955.86 us        1159936
> READLINK
>       0.40     543.50 us      36.45 us 2430653.54 us        1449307
> OPEN
>       0.48   87643.67 us      70.20 us  661999.51 us          10787
> FXATTROP
>       0.53    2342.72 us      20.91 us 4157542.43 us         447821
> UNLINK
>       0.53  558734.79 us      24.40 us 1399487.63 us
> 1889          LK
>       0.78  145786.31 us      19.06 us 37490825.73 us          10687
> READDIR
>       0.99    2426.23 us      12.47 us 24176123.13 us         809430
> GETXATTR
>       1.45     676.83 us       9.30 us 193177067.25 us        4260021
> ENTRYLK
>       1.76   38325.38 us      21.44 us 46693575.93 us          91439
> READDIRP
>       4.44    1200.31 us       9.10 us 2559377.90 us        7352811
> INODELK
>       9.30    1849.24 us       9.28 us 35299050.00 us        9989221
> LOOKUP
>      79.24   47791.46 us      76.77 us 10488824.26 us        3294642
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        3194806
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           5311
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us             54
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1907
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        3189457
> CI_FORGET
>
>     Duration: 209524 seconds
>    Data Read: 4775365531 bytes
> Data Written: 2354108664 bytes
>
> Interval 0 Stats:
>    Block Size:                  1b+                   8b+
> 16b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                  117
> 195                   367
>
>    Block Size:                 32b+                  64b+
> 128b+
>  No. of Reads:                  306
> 0                     6
> No. of Writes:                 1016
> 9                   134
>
>    Block Size:                256b+                 512b+
> 1024b+
>  No. of Reads:                  107
> 58                   485
> No. of Writes:                  731
> 73                   168
>
>    Block Size:               2048b+                4096b+
> 8192b+
>  No. of Reads:                   43
> 59                   383
> No. of Writes:                  295                   475
> 10562
>
>    Block Size:              16384b+               32768b+
> 65536b+
>  No. of Reads:                  347
> 380                   634
> No. of Writes:                 1487                  6369
> 3970
>
>    Block Size:             131072b+
>  No. of Reads:                35704
> No. of Writes:                12398
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         957293
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us        1455091
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          69951
> RELEASEDIR
>       0.00      16.20 us       5.43 us     100.95 us
> 113         IPC
>       0.00     687.33 us      80.53 us   15414.03 us             30
> REMOVEXATTR
>       0.00     840.76 us      72.71 us   37648.39 us             52
> FTRUNCATE
>       0.00     138.49 us      36.66 us   25280.24 us           1385
> STAT
>       0.00     363.20 us      63.45 us   15957.66 us            810
> FGETXATTR
>       0.00    2208.82 us     127.23 us  267092.17 us            137
> LINK
>       0.00   37595.33 us    1677.46 us  218313.32 us             12
> FSYNC
>       0.00     675.61 us     106.82 us  114351.01 us            698
> TRUNCATE
>       0.00    3995.66 us     147.00 us  109544.46 us            188
> RENAME
>       0.00     453.11 us      53.37 us  104848.94 us           1680
> SETATTR
>       0.00    6004.32 us     229.33 us  151322.58 us            127
> MKNOD
>       0.00      68.74 us      16.11 us   61050.93 us          11412
> FINODELK
>       0.00    3793.44 us      68.61 us  411523.70 us            221
> SETXATTR
>       0.00   28669.99 us     227.28 us  138988.41 us             30
> SYMLINK
>       0.00      56.19 us       7.31 us   41484.37 us          22640
> FLUSH
>       0.00     105.61 us      19.34 us  351055.72 us          21693
> STATFS
>       0.00   23642.90 us     244.19 us  234912.25 us            178
> MKDIR
>       0.00     537.38 us      31.73 us  296911.67 us           9653
> FSTAT
>       0.00     214.91 us      25.71 us 1712020.99 us          39054
> READ
>       0.01     147.08 us       1.47 us  241611.80 us          69951
> OPENDIR
>       0.01    3899.84 us     117.22 us  503422.21 us           3180
> RMDIR
>       0.01     327.13 us      55.69 us  420376.80 us          38366
> WRITE
>       0.02    5580.36 us     210.11 us 1029702.30 us           6169
> CREATE
>       0.05      92.69 us      29.94 us  687955.86 us        1159936
> READLINK
>       0.40     543.49 us      36.45 us 2430653.54 us        1449307
> OPEN
>       0.48   87643.67 us      70.20 us  661999.51 us          10787
> FXATTROP
>       0.53    2342.57 us      20.91 us 4157542.43 us         447821
> UNLINK
>       0.53  558416.10 us      24.40 us 1399487.63 us
> 1889          LK
>       0.78  145786.31 us      19.06 us 37490825.73 us          10687
> READDIR
>       0.99    2426.24 us      12.47 us 24176123.13 us         809430
> GETXATTR
>       1.45     676.75 us       9.30 us 193177067.25 us        4260021
> ENTRYLK
>       1.76   38324.59 us      21.44 us 46693575.93 us          91439
> READDIRP
>       4.44    1200.37 us       9.10 us 2559377.90 us        7352811
> INODELK
>       9.29    1848.94 us       9.28 us 35299050.00 us        9989221
> LOOKUP
>      79.24   47792.42 us      76.77 us 10488824.26 us        3294642
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        3194806
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           5311
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us             54
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1907
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        3189457
> CI_FORGET
>
>     Duration: 209524 seconds
>    Data Read: 4775365531 bytes
> Data Written: 2354108664 bytes
>
> Brick: zoidberg:/mnt/gluster/b
> -----------------------------------------
> Cumulative Stats:
>    Block Size:                  1b+
> 2b+                   8b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                   53
> 1                    60
>
>    Block Size:                 16b+                  32b+
> 64b+
>  No. of Reads:                    0
> 213                     2
> No. of Writes:                   14
> 1057                    15
>
>    Block Size:                128b+                 256b+
> 512b+
>  No. of Reads:                    0
> 41                   146
> No. of Writes:                   59
> 715                    80
>
>    Block Size:               1024b+                2048b+
> 4096b+
>  No. of Reads:                  224
> 9                    15
> No. of Writes:                  163
> 282                   404
>
>    Block Size:               8192b+               16384b+
> 32768b+
>  No. of Reads:                   52
> 74                   210
> No. of Writes:                 7415                  1430
> 6860
>
>    Block Size:              65536b+              131072b+
> 262144b+
>  No. of Reads:                  299
> 15313                     1
> No. of Writes:                 2458
> 12378                     1
>
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         686733
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us         837434
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          87338
> RELEASEDIR
>       0.00      22.69 us       7.16 us     332.61 us
> 116         IPC
>       0.00     119.93 us      70.56 us     272.28 us             57
> FTRUNCATE
>       0.00     152.25 us      86.82 us     340.63 us             65
> FGETXATTR
>       0.00    2336.06 us      90.05 us   20509.81 us             23
> REMOVEXATTR
>       0.00     631.26 us     123.17 us   51803.77 us            121
> LINK
>       0.00     369.27 us      22.64 us  145090.48 us
> 490          LK
>       0.00     360.85 us      45.14 us   46846.98 us            540
> STAT
>       0.00    1190.96 us     117.40 us   69781.85 us            200
> TRUNCATE
>       0.00     245.72 us      54.91 us  123985.76 us           1482
> SETATTR
>       0.00   42139.10 us    3313.56 us  312273.21 us             12
> FSYNC
>       0.00      55.83 us       8.26 us   49649.35 us          10047
> FLUSH
>       0.00      57.52 us      14.62 us     820.59 us           9977
> FINODELK
>       0.00    3191.60 us     143.06 us   96214.75 us            188
> RENAME
>       0.00   32862.86 us     215.38 us   83851.13 us             25
> SYMLINK
>       0.00   11392.03 us     230.70 us  105471.90 us            118
> MKNOD
>       0.00     134.63 us      28.08 us   36326.43 us          12587
> FSTAT
>       0.00     112.32 us      19.91 us  381241.34 us          21695
> STATFS
>       0.00     307.86 us      28.00 us  292666.83 us          16841
> READ
>       0.00   29625.60 us     239.57 us  239532.26 us            178
> MKDIR
>       0.00     319.24 us      51.19 us  136353.39 us          33445
> WRITE
>       0.01     175.83 us       1.57 us  513635.22 us          87338
> OPENDIR
>       0.01     249.96 us      58.42 us  594774.86 us          85089
> SETXATTR
>       0.01   11001.25 us     119.87 us  612765.03 us           3180
> RMDIR
>       0.04   14240.66 us     203.89 us 1376758.99 us           6067
> CREATE
>       0.05      89.45 us      30.14 us  687961.60 us        1219542
> READLINK
>       0.39    1114.30 us      44.29 us 2412169.89 us         831371
> OPEN
>       0.51  127078.45 us      78.55 us  694364.09 us           9493
> FXATTROP
>       0.63     399.16 us       8.43 us 3815689.36 us        3764714
> ENTRYLK
>       0.86   91973.00 us      19.89 us 24258016.33 us          22253
> READDIR
>       1.06    6913.71 us      11.58 us 36968532.72 us         364963
> GETXATTR
>       1.29   62130.12 us      36.89 us 8649871.11 us          49472
> READDIRP
>       2.89    1477.53 us      11.10 us 2807637.64 us        4650500
> INODELK
>       4.12   23681.31 us      20.98 us 23291414.50 us         414352
> UNLINK
>      16.09    5000.31 us       9.04 us 23866016.88 us        7655621
> LOOKUP
>      72.04   68953.31 us      68.40 us 27542499.65 us        2486126
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        2433405
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           2453
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us             69
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1544
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        2430885
> CI_FORGET
>
>     Duration: 209524 seconds
>    Data Read: 2051388524 bytes
> Data Written: 2208261499 bytes
>
> Interval 0 Stats:
>    Block Size:                  1b+
> 2b+                   8b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                   53
> 1                    60
>
>    Block Size:                 16b+                  32b+
> 64b+
>  No. of Reads:                    0
> 213                     2
> No. of Writes:                   14
> 1057                    15
>
>    Block Size:                128b+                 256b+
> 512b+
>  No. of Reads:                    0
> 41                   146
> No. of Writes:                   59
> 715                    80
>
>    Block Size:               1024b+                2048b+
> 4096b+
>  No. of Reads:                  224
> 9                    15
> No. of Writes:                  163
> 282                   404
>
>    Block Size:               8192b+               16384b+
> 32768b+
>  No. of Reads:                   52
> 74                   210
> No. of Writes:                 7415                  1430
> 6860
>
>    Block Size:              65536b+              131072b+
> 262144b+
>  No. of Reads:                  299
> 15313                     1
> No. of Writes:                 2458
> 12378                     1
>
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         686733
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us         837434
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          87338
> RELEASEDIR
>       0.00      22.69 us       7.16 us     332.61 us
> 116         IPC
>       0.00     119.93 us      70.56 us     272.28 us             57
> FTRUNCATE
>       0.00     152.25 us      86.82 us     340.63 us             65
> FGETXATTR
>       0.00    2336.06 us      90.05 us   20509.81 us             23
> REMOVEXATTR
>       0.00     631.26 us     123.17 us   51803.77 us            121
> LINK
>       0.00     369.27 us      22.64 us  145090.48 us
> 490          LK
>       0.00     360.85 us      45.14 us   46846.98 us            540
> STAT
>       0.00    1190.96 us     117.40 us   69781.85 us            200
> TRUNCATE
>       0.00     245.72 us      54.91 us  123985.76 us           1482
> SETATTR
>       0.00   42139.10 us    3313.56 us  312273.21 us             12
> FSYNC
>       0.00      55.83 us       8.26 us   49649.35 us          10047
> FLUSH
>       0.00      57.52 us      14.62 us     820.59 us           9977
> FINODELK
>       0.00    3191.60 us     143.06 us   96214.75 us            188
> RENAME
>       0.00   32862.86 us     215.38 us   83851.13 us             25
> SYMLINK
>       0.00   11392.03 us     230.70 us  105471.90 us            118
> MKNOD
>       0.00     134.63 us      28.08 us   36326.43 us          12587
> FSTAT
>       0.00     112.32 us      19.91 us  381241.34 us          21695
> STATFS
>       0.00     307.91 us      28.00 us  292666.83 us          16841
> READ
>       0.00   29625.60 us     239.57 us  239532.26 us            178
> MKDIR
>       0.00     319.22 us      51.19 us  136353.39 us          33445
> WRITE
>       0.01     175.83 us       1.57 us  513635.22 us          87338
> OPENDIR
>       0.01     249.95 us      58.42 us  594774.86 us          85089
> SETXATTR
>       0.01   11001.25 us     119.87 us  612765.03 us           3180
> RMDIR
>       0.04   14240.66 us     203.89 us 1376758.99 us           6067
> CREATE
>       0.05      89.46 us      30.14 us  687961.60 us        1219542
> READLINK
>       0.39    1114.30 us      44.29 us 2412169.89 us         831371
> OPEN
>       0.51  127078.45 us      78.55 us  694364.09 us           9493
> FXATTROP
>       0.63     399.16 us       8.43 us 3815689.36 us        3764714
> ENTRYLK
>       0.86   91973.00 us      19.89 us 24258016.33 us          22253
> READDIR
>       1.06    6913.26 us      11.58 us 36968532.72 us         364963
> GETXATTR
>       1.29   62121.95 us      36.89 us 8649871.11 us          49472
> READDIRP
>       2.89    1477.58 us      11.10 us 2807637.64 us        4650500
> INODELK
>       4.12   23681.29 us      20.98 us 23291414.50 us         414352
> UNLINK
>      16.09    5000.02 us       9.04 us 23866016.88 us        7655621
> LOOKUP
>      72.04   68956.14 us      68.40 us 27542499.65 us        2486126
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        2433405
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           2453
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us             69
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1544
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        2430885
> CI_FORGET
>
>     Duration: 209524 seconds
>    Data Read: 2051388524 bytes
> Data Written: 2208261499 bytes
>
> Brick: flexo:/mnt/gluster/b
> --------------------------------------
> Cumulative Stats:
>    Block Size:                  1b+                   8b+
> 16b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                  117
> 195                   367
>
>    Block Size:                 32b+                  64b+
> 128b+
>  No. of Reads:                  130
> 0                     3
> No. of Writes:                 1012
> 9                   134
>
>    Block Size:                256b+                 512b+
> 1024b+
>  No. of Reads:                   47
> 8                   257
> No. of Writes:                  729
> 73                   168
>
>    Block Size:               2048b+                4096b+
> 8192b+
>  No. of Reads:                   10
> 27                   240
> No. of Writes:                  294                   466
> 10472
>
>    Block Size:              16384b+               32768b+
> 65536b+
>  No. of Reads:                  139
> 119                   135
> No. of Writes:                 1480                  6273
> 3935
>
>    Block Size:             131072b+
>  No. of Reads:                 7892
> No. of Writes:                12327
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         955058
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us        1450749
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          81377
> RELEASEDIR
>       0.00      15.55 us       5.35 us      31.88 us
> 108         IPC
>       0.00     125.85 us      59.77 us     224.15 us             44
> FTRUNCATE
>       0.00     198.38 us      81.68 us    1332.45 us             30
> REMOVEXATTR
>       0.00    4254.16 us     621.52 us   10602.99 us              4
> FSYNC
>       0.00     795.08 us     190.30 us   16518.64 us             30
> SYMLINK
>       0.00     195.90 us     111.02 us     953.39 us            137
> LINK
>       0.00     286.07 us     179.64 us     437.82 us            119
> MKNOD
>       0.00     162.61 us      65.62 us    3864.77 us            221
> SETXATTR
>       0.00     117.29 us      48.50 us     317.17 us            354
> STAT
>       0.00      70.35 us      23.10 us     317.32 us
> 777          LK
>       0.00     461.72 us     114.54 us   16013.81 us            188
> RENAME
>       0.00     150.40 us      75.59 us     749.54 us            810
> FGETXATTR
>       0.00     267.80 us      99.67 us     994.58 us            698
> TRUNCATE
>       0.00    1176.00 us     194.89 us   78261.12 us            178
> MKDIR
>       0.00     439.83 us      54.38 us   75270.51 us           1665
> SETATTR
>       0.00      65.89 us      17.39 us     354.77 us          11372
> FINODELK
>       0.00     131.57 us      32.68 us    2107.52 us           7398
> FSTAT
>       0.00     120.71 us      31.43 us     847.97 us           9094
> READ
>       0.00      60.75 us       7.25 us   22520.98 us          22614
> FLUSH
>       0.00      73.03 us      22.41 us     750.17 us          21656
> STATFS
>       0.00     323.63 us     166.56 us   23034.44 us           6145
> CREATE
>       0.00     217.55 us      50.60 us   30734.99 us          38051
> WRITE
>       0.01     146.39 us       1.80 us  318612.45 us          81377
> OPENDIR
>       0.01    5641.37 us     108.84 us  468960.33 us           3177
> RMDIR
>       0.03     100.05 us      30.93 us   49756.93 us         432439
> READLINK
>       0.13     483.47 us      16.81 us 2608013.14 us         448381
> UNLINK
>       0.21    7101.56 us      22.26 us 2554390.49 us          52185
> READDIRP
>       0.35     414.05 us      36.58 us 1038229.93 us        1444606
> OPEN
>       0.49   78518.02 us      73.39 us  373999.31 us          10745
> FXATTROP
>       0.72     776.21 us      11.24 us 4271792.57 us        1605822
> GETXATTR
>       0.77   97829.38 us      18.84 us 9477446.11 us          13532
> READDIR
>       0.79     320.44 us       7.71 us 2369511.06 us        4257297
> ENTRYLK
>       1.97     464.02 us       9.38 us 1038460.80 us        7333722
> INODELK
>      13.73    2372.50 us       8.33 us 6258159.87 us        9979799
> LOOKUP
>      80.79   42372.04 us      61.49 us 2238308.13 us        3289103
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        2250268
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           3756
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us            167
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1908
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        2246352
> CI_FORGET
>
>     Duration: 209334 seconds
>    Data Read: 1059777395 bytes
> Data Written: 2336921014 bytes
>
> Interval 0 Stats:
>    Block Size:                  1b+                   8b+
> 16b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                  117
> 195                   367
>
>    Block Size:                 32b+                  64b+
> 128b+
>  No. of Reads:                  130
> 0                     3
> No. of Writes:                 1012
> 9                   134
>
>    Block Size:                256b+                 512b+
> 1024b+
>  No. of Reads:                   47
> 8                   257
> No. of Writes:                  729
> 73                   168
>
>    Block Size:               2048b+                4096b+
> 8192b+
>  No. of Reads:                   10
> 27                   240
> No. of Writes:                  294                   466
> 10472
>
>    Block Size:              16384b+               32768b+
> 65536b+
>  No. of Reads:                  139
> 119                   135
> No. of Writes:                 1480                  6273
> 3935
>
>    Block Size:             131072b+
>  No. of Reads:                 7892
> No. of Writes:                12327
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         955058
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us        1450749
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          81377
> RELEASEDIR
>       0.00      15.55 us       5.35 us      31.88 us
> 108         IPC
>       0.00     125.85 us      59.77 us     224.15 us             44
> FTRUNCATE
>       0.00     198.38 us      81.68 us    1332.45 us             30
> REMOVEXATTR
>       0.00    4254.16 us     621.52 us   10602.99 us              4
> FSYNC
>       0.00     795.08 us     190.30 us   16518.64 us             30
> SYMLINK
>       0.00     195.90 us     111.02 us     953.39 us            137
> LINK
>       0.00     286.07 us     179.64 us     437.82 us            119
> MKNOD
>       0.00     162.61 us      65.62 us    3864.77 us            221
> SETXATTR
>       0.00     117.29 us      48.50 us     317.17 us            354
> STAT
>       0.00      70.35 us      23.10 us     317.32 us
> 777          LK
>       0.00     461.72 us     114.54 us   16013.81 us            188
> RENAME
>       0.00     150.43 us      75.59 us     749.54 us            810
> FGETXATTR
>       0.00     267.80 us      99.67 us     994.58 us            698
> TRUNCATE
>       0.00    1176.00 us     194.89 us   78261.12 us            178
> MKDIR
>       0.00     439.83 us      54.38 us   75270.51 us           1665
> SETATTR
>       0.00      65.89 us      17.39 us     354.77 us          11372
> FINODELK
>       0.00     131.57 us      32.68 us    2107.52 us           7398
> FSTAT
>       0.00     120.74 us      31.43 us     847.97 us           9094
> READ
>       0.00      60.75 us       7.25 us   22520.98 us          22614
> FLUSH
>       0.00      73.03 us      22.41 us     750.17 us          21656
> STATFS
>       0.00     323.63 us     166.56 us   23034.44 us           6145
> CREATE
>       0.00     217.50 us      50.60 us   30734.99 us          38051
> WRITE
>       0.01     146.39 us       1.80 us  318612.45 us          81377
> OPENDIR
>       0.01    5641.37 us     108.84 us  468960.33 us           3177
> RMDIR
>       0.03     100.06 us      30.93 us   49756.93 us         432439
> READLINK
>       0.13     483.47 us      16.81 us 2608013.14 us         448381
> UNLINK
>       0.21    7101.56 us      22.26 us 2554390.49 us          52185
> READDIRP
>       0.35     414.01 us      36.58 us 1038229.93 us        1444606
> OPEN
>       0.49   78518.02 us      73.39 us  373999.31 us          10745
> FXATTROP
>       0.72     776.24 us      11.24 us 4271792.57 us        1605822
> GETXATTR
>       0.77   97829.38 us      18.84 us 9477446.11 us          13532
> READDIR
>       0.79     320.45 us       7.71 us 2369511.06 us        4257297
> ENTRYLK
>       1.97     464.07 us       9.38 us 1038460.80 us        7333722
> INODELK
>      13.72    2372.42 us       8.33 us 6258159.87 us        9979799
> LOOKUP
>      80.79   42373.50 us      61.49 us 2238308.13 us        3289103
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        2250268
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           3756
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us            167
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1908
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        2246352
> CI_FORGET
>
>     Duration: 209334 seconds
>    Data Read: 1059777395 bytes
> Data Written: 2336921014 bytes
>
> Brick: flexo:/mnt/gluster/c
> --------------------------------------
> Cumulative Stats:
>    Block Size:                  1b+
>  No. of Reads:                    0
> No. of Writes:                32843
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         686562
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us         834596
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          93757
> RELEASEDIR
>       0.00      18.50 us       8.21 us      50.20 us
> 107         IPC
>       0.00     205.83 us     126.30 us     412.06 us             36
> LINK
>       0.00     167.33 us      75.01 us     272.47 us             65
> FGETXATTR
>       0.00     203.58 us     117.35 us     648.28 us             88
> RENAME
>       0.00     203.20 us      66.60 us     809.96 us            153
> TRUNCATE
>       0.00      67.06 us      23.64 us     555.59 us
> 491          LK
>       0.01      51.73 us       7.70 us    1174.64 us           9339
> FLUSH
>       0.01      62.41 us      15.13 us     636.35 us           9011
> FINODELK
>       0.03     126.23 us      43.15 us    4760.14 us          10824
> FSTAT
>       0.03     571.94 us      94.85 us   51697.03 us           2594
> MKDIR
>       0.05     264.87 us      81.58 us   53152.06 us           9009
> FXATTROP
>       0.05     423.05 us      38.26 us  548686.55 us           5754
> CREATE
>       0.05      78.14 us      19.17 us     678.32 us          32843
> WRITE
>       0.06     526.39 us     130.84 us   41405.46 us           5798
> SYMLINK
>       0.10     133.73 us      16.25 us  676494.72 us          34904
> READDIR
>       0.12    2054.48 us      99.28 us   88061.83 us           2732
> RMDIR
>       0.21     110.60 us       1.19 us   16833.78 us          93757
> OPENDIR
>       0.72     205.89 us      33.28 us  261023.99 us         170292
> UNLINK
>       0.85    2971.45 us      21.24 us  257839.19 us          13840
> READDIRP
>       1.94     200.88 us      25.49 us  461654.32 us         468842
> FTRUNCATE
>       2.13     212.44 us      54.02 us  461878.34 us         486882
> REMOVEXATTR
>       2.27     223.01 us      52.03 us  178897.40 us         493240
> SETXATTR
>       3.53     155.31 us       7.96 us   67873.00 us        1101338
> GETXATTR
>       3.63     212.32 us      44.42 us  551264.02 us         829002
> OPEN
>       5.77      76.36 us       7.76 us  962634.73 us        3660425
> ENTRYLK
>       6.23     304.93 us      42.51 us  661394.43 us         990644
> SETATTR
>       7.81     382.20 us     107.42 us  846502.78 us         990766
> XATTROP
>      12.39     549.11 us     135.57 us 1659697.83 us        1093387
> MKNOD
>      12.47     139.78 us       9.76 us  552067.56 us        4325281
> INODELK
>      39.53     206.94 us       8.56 us  964823.33 us        9259429
> LOOKUP
>       0.00       0.00 us       0.00 us       0.00 us        1856377
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us         933300
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us            251
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us            293
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us         923077
> CI_FORGET
>
>     Duration: 209334 seconds
>    Data Read: 0 bytes
> Data Written: 32843 bytes
>
> Interval 0 Stats:
>    Block Size:                  1b+
>  No. of Reads:                    0
> No. of Writes:                32843
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         686562
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us         834596
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          93757
> RELEASEDIR
>       0.00      18.50 us       8.21 us      50.20 us
> 107         IPC
>       0.00     205.83 us     126.30 us     412.06 us             36
> LINK
>       0.00     167.33 us      75.01 us     272.47 us             65
> FGETXATTR
>       0.00     203.58 us     117.35 us     648.28 us             88
> RENAME
>       0.00     203.20 us      66.60 us     809.96 us            153
> TRUNCATE
>       0.00      67.06 us      23.64 us     555.59 us
> 491          LK
>       0.01      51.71 us       7.70 us    1174.64 us           9339
> FLUSH
>       0.01      62.41 us      15.13 us     636.35 us           9011
> FINODELK
>       0.03     126.23 us      43.15 us    4760.14 us          10824
> FSTAT
>       0.03     571.94 us      94.85 us   51697.03 us           2594
> MKDIR
>       0.05     264.87 us      81.58 us   53152.06 us           9009
> FXATTROP
>       0.05     423.05 us      38.26 us  548686.55 us           5754
> CREATE
>       0.05      78.14 us      19.17 us     678.32 us          32843
> WRITE
>       0.06     526.39 us     130.84 us   41405.46 us           5798
> SYMLINK
>       0.10     133.73 us      16.25 us  676494.72 us          34904
> READDIR
>       0.12    2054.48 us      99.28 us   88061.83 us           2732
> RMDIR
>       0.21     110.60 us       1.19 us   16833.78 us          93757
> OPENDIR
>       0.72     205.89 us      33.28 us  261023.99 us         170292
> UNLINK
>       0.85    2971.45 us      21.24 us  257839.19 us          13840
> READDIRP
>       1.94     200.87 us      25.49 us  461654.32 us         468842
> FTRUNCATE
>       2.13     212.44 us      54.02 us  461878.34 us         486882
> REMOVEXATTR
>       2.27     223.00 us      52.03 us  178897.40 us         493240
> SETXATTR
>       3.53     155.32 us       7.96 us   67873.00 us        1101338
> GETXATTR
>       3.63     212.32 us      44.42 us  551264.02 us         829002
> OPEN
>       5.77      76.36 us       7.76 us  962634.73 us        3660425
> ENTRYLK
>       6.23     304.88 us      42.51 us  661394.43 us         990644
> SETATTR
>       7.81     382.20 us     107.42 us  846502.78 us         990766
> XATTROP
>      12.39     549.25 us     135.57 us 1659697.83 us        1093387
> MKNOD
>      12.47     139.78 us       9.76 us  552067.56 us        4325281
> INODELK
>      39.53     206.95 us       8.56 us  964823.33 us        9259429
> LOOKUP
>       0.00       0.00 us       0.00 us       0.00 us        1856377
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us         933300
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us            251
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us            293
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us         923077
> CI_FORGET
>
>     Duration: 209334 seconds
>    Data Read: 0 bytes
> Data Written: 32843 bytes
>
> Brick: bender:/mnt/gluster/c
> ---------------------------------------
> Cumulative Stats:
>    Block Size:                  1b+
>  No. of Reads:                    0
> No. of Writes:                37050
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         928119
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us        1401524
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          70092
> RELEASEDIR
>       0.00      19.49 us       8.28 us     180.61 us
> 100         IPC
>       0.00     238.88 us     163.97 us     486.93 us             38
> LINK
>       0.00     306.43 us     196.67 us     788.36 us             30
> SYMLINK
>       0.00    2670.18 us     765.93 us    4151.64 us              4
> FSYNC
>       0.00     350.65 us     141.92 us   10573.64 us            122
> RENAME
>       0.00      67.02 us      20.66 us     453.90 us
> 777          LK
>       0.00     158.32 us      64.22 us     532.21 us            810
> FGETXATTR
>       0.00     229.87 us      66.47 us     826.31 us            603
> TRUNCATE
>       0.01    1742.85 us     202.81 us   47471.71 us            302
> MKDIR
>       0.01      59.05 us      15.40 us    1813.56 us          10060
> FINODELK
>       0.01     118.54 us      36.65 us    4002.58 us           6409
> FSTAT
>       0.01      49.38 us       8.08 us    1264.41 us          21719
> FLUSH
>       0.03      74.76 us      20.86 us    2008.41 us          37050
> WRITE
>       0.04     553.12 us      40.81 us  386485.29 us           5901
> CREATE
>       0.06     534.01 us     100.86 us  527770.44 us          10057
> FXATTROP
>       0.12     138.96 us       1.00 us  601208.70 us          70092
> OPENDIR
>       0.12     947.76 us      18.54 us  712568.33 us          10779
> READDIR
>       0.15    4099.07 us     124.69 us  421939.47 us           3008
> RMDIR
>       0.61     465.30 us      20.67 us  936959.86 us         109478
> UNLINK
>       1.57     182.41 us      49.54 us   73938.09 us         722669
> REMOVEXATTR
>       1.61     171.41 us       6.98 us   83809.88 us         789294
> GETXATTR
>       1.86     217.88 us      26.40 us  556446.19 us         718835
> FTRUNCATE
>       1.89     219.47 us      49.92 us  506767.78 us         722856
> SETXATTR
>       3.02     181.66 us      44.40 us  344656.69 us        1395957
> OPEN
>       5.56     322.08 us      43.37 us  634069.61 us        1450160
> SETATTR
>       5.84     115.88 us       7.67 us  747387.51 us        4233520
> ENTRYLK
>       6.53     378.33 us     122.84 us  766939.14 us        1449601
> XATTROP
>       9.75     115.48 us      10.70 us  556675.13 us        7097226
> INODELK
>      19.37    1104.98 us     101.28 us 1612346.75 us        1472813
> MKNOD
>      41.85     295.61 us       8.98 us  996805.54 us       11896091
> LOOKUP
>       0.00       0.00 us       0.00 us       0.00 us        3531139
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us        1862470
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us            244
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us            632
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        1668669
> CI_FORGET
>
>     Duration: 208643 seconds
>    Data Read: 0 bytes
> Data Written: 37050 bytes
>
> Interval 0 Stats:
>    Block Size:                  1b+
>  No. of Reads:                    0
> No. of Writes:                37050
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         928119
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us        1401524
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          70092
> RELEASEDIR
>       0.00      19.49 us       8.28 us     180.61 us
> 100         IPC
>       0.00     238.88 us     163.97 us     486.93 us             38
> LINK
>       0.00     306.43 us     196.67 us     788.36 us             30
> SYMLINK
>       0.00    2670.18 us     765.93 us    4151.64 us              4
> FSYNC
>       0.00     350.65 us     141.92 us   10573.64 us            122
> RENAME
>       0.00      67.02 us      20.66 us     453.90 us
> 777          LK
>       0.00     158.32 us      64.22 us     532.21 us            810
> FGETXATTR
>       0.00     229.87 us      66.47 us     826.31 us            603
> TRUNCATE
>       0.01    1742.85 us     202.81 us   47471.71 us            302
> MKDIR
>       0.01      59.05 us      15.40 us    1813.56 us          10060
> FINODELK
>       0.01     118.54 us      36.65 us    4002.58 us           6409
> FSTAT
>       0.01      49.39 us       8.08 us    1264.41 us          21719
> FLUSH
>       0.03      74.77 us      20.86 us    2008.41 us          37050
> WRITE
>       0.04     553.12 us      40.81 us  386485.29 us           5901
> CREATE
>       0.06     534.01 us     100.86 us  527770.44 us          10057
> FXATTROP
>       0.12     138.96 us       1.00 us  601208.70 us          70092
> OPENDIR
>       0.12     947.76 us      18.54 us  712568.33 us          10779
> READDIR
>       0.15    4099.07 us     124.69 us  421939.47 us           3008
> RMDIR
>       0.61     465.30 us      20.67 us  936959.86 us         109478
> UNLINK
>       1.57     182.41 us      49.54 us   73938.09 us         722669
> REMOVEXATTR
>       1.61     171.41 us       6.98 us   83809.88 us         789294
> GETXATTR
>       1.86     217.88 us      26.40 us  556446.19 us         718835
> FTRUNCATE
>       1.89     219.48 us      49.92 us  506767.78 us         722856
> SETXATTR
>       3.02     181.66 us      44.40 us  344656.69 us        1395957
> OPEN
>       5.56     322.09 us      43.37 us  634069.61 us        1450160
> SETATTR
>       5.84     115.88 us       7.67 us  747387.51 us        4233520
> ENTRYLK
>       6.53     378.33 us     122.84 us  766939.14 us        1449601
> XATTROP
>       9.75     115.48 us      10.70 us  556675.13 us        7097226
> INODELK
>      19.37    1105.06 us     101.28 us 1612346.75 us        1472813
> MKNOD
>      41.84     295.54 us       8.98 us  996805.54 us       11896091
> LOOKUP
>       0.00       0.00 us       0.00 us       0.00 us        3531139
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us        1862470
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us            244
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us            632
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        1668669
> CI_FORGET
>
>     Duration: 208643 seconds
>    Data Read: 0 bytes
> Data Written: 37050 bytes
>
> Brick: bender:/mnt/gluster/a
> ---------------------------------------
> Cumulative Stats:
>    Block Size:                  1b+
> 2b+                   8b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                   53
> 1                    60
>
>    Block Size:                 16b+                  32b+
> 64b+
>  No. of Reads:                    0
> 235                     4
> No. of Writes:                   14
> 1033                    15
>
>    Block Size:                128b+                 256b+
> 512b+
>  No. of Reads:                    4
> 115                    81
> No. of Writes:                   58
> 703                    80
>
>    Block Size:               1024b+                2048b+
> 4096b+
>  No. of Reads:                  181
> 26                    74
> No. of Writes:                  163
> 278                   397
>
>    Block Size:               8192b+               16384b+
> 32768b+
>  No. of Reads:                  131
> 161                   267
> No. of Writes:                 7264                  1398
> 6742
>
>    Block Size:              65536b+              131072b+
> 262144b+
>  No. of Reads:                  443
> 25528                     0
> No. of Writes:                 2426
> 12240                     1
>
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         684942
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us         837092
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          87297
> RELEASEDIR
>       0.00     219.22 us     121.08 us     306.12 us              8
> REMOVEXATTR
>       0.00      21.70 us       7.24 us     196.07 us
> 97         IPC
>       0.00     152.77 us      78.90 us    1059.82 us             46
> FTRUNCATE
>       0.00     295.73 us     167.10 us     606.96 us             65
> FGETXATTR
>       0.00     243.66 us     140.50 us    3392.16 us            121
> LINK
>       0.00    1216.47 us     194.37 us   23411.42 us             25
> SYMLINK
>       0.00     327.87 us     234.27 us     551.71 us            107
> MKNOD
>       0.00   36094.61 us   36094.61 us   36094.61 us              1
> FSYNC
>       0.00     219.63 us     147.34 us     783.10 us            188
> RENAME
>       0.00     104.27 us      40.34 us     595.29 us            745
> STAT
>       0.00     531.71 us     113.57 us   53973.08 us            200
> TRUNCATE
>       0.00     289.05 us      63.10 us   70107.41 us           1444
> SETATTR
>       0.00    2430.15 us     232.78 us   68120.54 us            177
> MKDIR
>       0.00      52.68 us       7.28 us     826.01 us           9890
> FLUSH
>       0.00      60.96 us      17.54 us    1393.95 us           9792
> FINODELK
>       0.00      74.26 us      20.00 us    1522.39 us          21521
> STATFS
>       0.00     129.21 us      34.15 us    9068.67 us          13094
> FSTAT
>       0.00     456.99 us     195.50 us  130182.02 us           5967
> CREATE
>       0.00     112.06 us      28.14 us    9545.53 us          27474
> READ
>       0.01     313.76 us      52.98 us   71635.74 us          32926
> WRITE
>       0.01     135.84 us       1.52 us  671373.08 us          87297
> OPENDIR
>       0.01    5225.28 us     131.28 us  951323.69 us           3177
> RMDIR
>       0.01     203.34 us      56.13 us  486756.90 us          85073
> SETXATTR
>       0.03    3521.00 us     145.28 us 3396306.00 us          15090
> READDIRP
>       0.04  113758.50 us      26.72 us 1147074.44 us
> 564          LK
>       0.05      92.18 us      29.71 us   39069.99 us         850938
> READLINK
>       0.23     453.79 us      41.84 us  655999.23 us         831212
> OPEN
>       0.41   29425.34 us      19.20 us 1526187.08 us          22482
> READDIR
>       0.50    1954.70 us      21.51 us 1526772.28 us         415226
> UNLINK
>       0.54    1272.83 us       9.66 us 1604368.93 us         686945
> GETXATTR
>       0.55     237.57 us       7.91 us 1277047.91 us        3739718
> ENTRYLK
>       0.60  103888.49 us      89.32 us  761509.35 us           9311
> FXATTROP
>       2.60     909.04 us       9.68 us 2272778.49 us        4649291
> INODELK
>       5.82    1240.20 us       8.78 us 1526868.50 us        7625383
> LOOKUP
>      88.60   58005.98 us      67.31 us 1448810.06 us        2481914
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        1396875
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           1854
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us             28
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1051
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        1394996
> CI_FORGET
>
>     Duration: 208643 seconds
>    Data Read: 3409342848 bytes
> Data Written: 2180686507 bytes
>
> Interval 0 Stats:
>    Block Size:                  1b+
> 2b+                   8b+
>  No. of Reads:                    0
> 0                     0
> No. of Writes:                   53
> 1                    60
>
>    Block Size:                 16b+                  32b+
> 64b+
>  No. of Reads:                    0
> 235                     4
> No. of Writes:                   14
> 1033                    15
>
>    Block Size:                128b+                 256b+
> 512b+
>  No. of Reads:                    4
> 115                    81
> No. of Writes:                   58
> 703                    80
>
>    Block Size:               1024b+                2048b+
> 4096b+
>  No. of Reads:                  181
> 26                    74
> No. of Writes:                  163
> 278                   397
>
>    Block Size:               8192b+               16384b+
> 32768b+
>  No. of Reads:                  131
> 161                   267
> No. of Writes:                 7264                  1398
> 6742
>
>    Block Size:              65536b+              131072b+
> 262144b+
>  No. of Reads:                  443
> 25528                     0
> No. of Writes:                 2426
> 12240                     1
>
>  %-latency   Avg-latency   Min-Latency   Max-Latency   No. of
> calls         Fop
>  ---------   -----------   -----------   -----------   ------------
> ----
>       0.00       0.00 us       0.00 us       0.00 us         684942
> FORGET
>       0.00       0.00 us       0.00 us       0.00 us         837092
> RELEASE
>       0.00       0.00 us       0.00 us       0.00 us          87297
> RELEASEDIR
>       0.00     219.22 us     121.08 us     306.12 us              8
> REMOVEXATTR
>       0.00      21.70 us       7.24 us     196.07 us
> 97         IPC
>       0.00     152.77 us      78.90 us    1059.82 us             46
> FTRUNCATE
>       0.00     295.73 us     167.10 us     606.96 us             65
> FGETXATTR
>       0.00     243.66 us     140.50 us    3392.16 us            121
> LINK
>       0.00    1216.47 us     194.37 us   23411.42 us             25
> SYMLINK
>       0.00     327.87 us     234.27 us     551.71 us            107
> MKNOD
>       0.00   36094.61 us   36094.61 us   36094.61 us              1
> FSYNC
>       0.00     219.63 us     147.34 us     783.10 us            188
> RENAME
>       0.00     104.27 us      40.34 us     595.29 us            745
> STAT
>       0.00     531.71 us     113.57 us   53973.08 us            200
> TRUNCATE
>       0.00     289.05 us      63.10 us   70107.41 us           1444
> SETATTR
>       0.00    2430.15 us     232.78 us   68120.54 us            177
> MKDIR
>       0.00      52.69 us       7.28 us     826.01 us           9890
> FLUSH
>       0.00      60.96 us      17.54 us    1393.95 us           9792
> FINODELK
>       0.00      74.25 us      20.00 us    1522.39 us          21521
> STATFS
>       0.00     129.23 us      34.15 us    9068.67 us          13094
> FSTAT
>       0.00     456.99 us     195.50 us  130182.02 us           5967
> CREATE
>       0.00     112.45 us      28.14 us    9545.53 us          27474
> READ
>       0.01     313.77 us      52.98 us   71635.74 us          32926
> WRITE
>       0.01     135.84 us       1.52 us  671373.08 us          87297
> OPENDIR
>       0.01    5225.28 us     131.28 us  951323.69 us           3177
> RMDIR
>       0.01     203.34 us      56.13 us  486756.90 us          85073
> SETXATTR
>       0.03    3521.00 us     145.28 us 3396306.00 us          15090
> READDIRP
>       0.04  113758.50 us      26.72 us 1147074.44 us
> 564          LK
>       0.05      92.18 us      29.71 us   39069.99 us         850938
> READLINK
>       0.23     453.79 us      41.84 us  655999.23 us         831212
> OPEN
>       0.41   29425.34 us      19.20 us 1526187.08 us          22482
> READDIR
>       0.50    1954.70 us      21.51 us 1526772.28 us         415226
> UNLINK
>       0.54    1272.79 us       9.66 us 1604368.93 us         686945
> GETXATTR
>       0.55     237.57 us       7.91 us 1277047.91 us        3739718
> ENTRYLK
>       0.60  103888.49 us      89.32 us  761509.35 us           9311
> FXATTROP
>       2.60     909.04 us       9.68 us 2272778.49 us        4649291
> INODELK
>       5.82    1240.10 us       8.78 us 1526868.50 us        7625383
> LOOKUP
>      88.60   58006.02 us      67.31 us 1448810.06 us        2481914
> XATTROP
>       0.00       0.00 us       0.00 us       0.00 us        1396875
> UPCALL
>       0.00       0.00 us       0.00 us       0.00 us           1854
> CI_IATT
>       0.00       0.00 us       0.00 us       0.00 us             28
> CI_XATTR
>       0.00       0.00 us       0.00 us       0.00 us           1051
> CI_UNLINK
>       0.00       0.00 us       0.00 us       0.00 us        1394996
> CI_FORGET
>
>     Duration: 208643 seconds
>    Data Read: 3409342848 bytes
> Data Written: 2180686507 bytes
>
>
> ________
>
>
>
> Community Meeting Calendar:
>
> Schedule -
> Every 2nd and 4th Tuesday at 14:30 IST / 09:00 UTC
> Bridge: https://bluejeans.com/441850968
>
> Gluster-users mailing list
> Gluster-users at gluster.org
> https://lists.gluster.org/mailman/listinfo/gluster-users
>
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