[Gluster-users] GlusterD uses 50% of RAM

Atin Mukherjee amukherj at redhat.com
Tue Feb 24 07:03:15 UTC 2015



On 02/20/2015 07:20 PM, RASTELLI Alessandro wrote:
> I get this:
> 
> [root at gluster03-mi glusterfs]# git fetch git://review.gluster.org/glusterfs refs/changes/28/9328/4 && git checkout FETCH_HEAD
> fatal: Couldn't find remote ref refs/changes/28/9328/4
> 
> What's wrong with that?
Is your current branch at 3.6 ?
> 
> A.
> 
> -----Original Message-----
> From: Atin Mukherjee [mailto:amukherj at redhat.com] 
> Sent: venerdì 20 febbraio 2015 12:54
> To: RASTELLI Alessandro
> Cc: gluster-users at gluster.org
> Subject: Re: [Gluster-users] GlusterD uses 50% of RAM
> 
>>From the cmd log history I could see lots of volume status commands were triggered parallely. This is a known issue for 3.6 and it would cause a memory leak. http://review.gluster.org/#/c/9328/ should solve it.
> 
> ~Atin
> 
> On 02/20/2015 04:36 PM, RASTELLI Alessandro wrote:
>> 10MB log
>> sorry :)
>>
>> -----Original Message-----
>> From: Atin Mukherjee [mailto:amukherj at redhat.com]
>> Sent: venerdì 20 febbraio 2015 10:49
>> To: RASTELLI Alessandro; gluster-users at gluster.org
>> Subject: Re: [Gluster-users] GlusterD uses 50% of RAM
>>
>> Could you please share the cmd_history.log & glusterd log file to analyze this high memory usage.
>>
>> ~Atin
>>
>> On 02/20/2015 03:10 PM, RASTELLI Alessandro wrote:
>>> Hi,
>>> I've noticed that one of our 6 gluster 3.6.2 nodes has "glusterd" 
>>> process using 50% of RAM, on the other nodes usage is about 5% This can be a bug?
>>> Should I restart glusterd daemon?
>>> Thank you
>>> A
>>>
>>> From: Volnei Puttini [mailto:volnei at vcplinux.com.br]
>>> Sent: lunedì 9 febbraio 2015 18:06
>>> To: RASTELLI Alessandro; gluster-users at gluster.org
>>> Subject: Re: [Gluster-users] cannot access to CIFS export
>>>
>>> Hi Alessandro,
>>>
>>> My system:
>>>
>>> CentOS 7
>>>
>>> samba-vfs-glusterfs-4.1.1-37.el7_0.x86_64
>>> samba-winbind-4.1.1-37.el7_0.x86_64
>>> samba-libs-4.1.1-37.el7_0.x86_64
>>> samba-common-4.1.1-37.el7_0.x86_64
>>> samba-winbind-modules-4.1.1-37.el7_0.x86_64
>>> samba-winbind-clients-4.1.1-37.el7_0.x86_64
>>> samba-4.1.1-37.el7_0.x86_64
>>> samba-client-4.1.1-37.el7_0.x86_64
>>>
>>> glusterfs 3.6.2 built on Jan 22 2015 12:59:57
>>>
>>> Try this, work fine for me:
>>>
>>> [GFSVOL]
>>>     browseable = No
>>>     comment = Gluster share of volume gfsvol
>>>     path = /
>>>     read only = No
>>>     guest ok = Yes
>>>     kernel share modes = No
>>>     posix locking = No
>>>     vfs objects = glusterfs
>>>     glusterfs:loglevel = 7
>>>     glusterfs:logfile = /var/log/samba/glusterfs-gfstest.log
>>>     glusterfs:volume = vgtest
>>>     glusterfs:volfile_server = 192.168.2.21
>>>
>>> On 09-02-2015 14:45, RASTELLI Alessandro wrote:
>>> Hi,
>>> I've created and started a new replica volume "downloadstat" with CIFS export enabled on GlusterFS 3.6.2.
>>> I can see the following piece has been added automatically to smb.conf:
>>> [gluster-downloadstat]
>>> comment = For samba share of volume downloadstat vfs objects = 
>>> glusterfs glusterfs:volume = downloadstat glusterfs:logfile = 
>>> /var/log/samba/glusterfs-downloadstat.%M.log
>>> glusterfs:loglevel = 7
>>> path = /
>>> read only = no
>>> guest ok = yes
>>>
>>> I restarted smb service, without errors.
>>> When I try to access from Win7 client to "\\gluster01-mi\gluster-downloadstat<file:///\\gluster01-mi\gluster-downloadstat>" it asks me a login (which user do I need to put?) and then gives me error "The network path was not found"
>>> and on Gluster smb.log I see:
>>> [2015/02/09 17:21:13.111639,  0] smbd/vfs.c:173(vfs_init_custom)
>>>   error probing vfs module 'glusterfs': NT_STATUS_UNSUCCESSFUL
>>> [2015/02/09 17:21:13.111709,  0] smbd/vfs.c:315(smbd_vfs_init)
>>>   smbd_vfs_init: vfs_init_custom failed for glusterfs
>>> [2015/02/09 17:21:13.111741,  0] smbd/service.c:902(make_connection_snum)
>>>   vfs_init failed for service gluster-downloadstat
>>>
>>> Can you explain how to fix?
>>> Thanks
>>>
>>> Alessandro
>>>
>>> From: 
>>> gluster-users-bounces at gluster.org<mailto:gluster-users-bounces at gluste
>>> r .org> [mailto:gluster-users-bounces at gluster.org] On Behalf Of David 
>>> F.
>>> Robinson
>>> Sent: domenica 8 febbraio 2015 18:19
>>> To: Gluster Devel;
>>> gluster-users at gluster.org<mailto:gluster-users at gluster.org>
>>> Subject: [Gluster-users] cannot delete non-empty directory
>>>
>>> I am seeing these messsages after I delete large amounts of data using gluster 3.6.2.
>>> cannot delete non-empty directory: 
>>> old_shelf4/Aegis/!!!Programs/RavenCFD/Storage/Jimmy_Old/src_vj1.5_fin
>>> a
>>> l
>>>
>>> >From the FUSE mount (as root), the directory shows up as empty:
>>>
>>> # pwd
>>> /backup/homegfs/backup.0/old_shelf4/Aegis/!!!Programs/RavenCFD/Storag
>>> e
>>> /Jimmy_Old/src_vj1.5_final
>>>
>>> # ls -al
>>> total 5
>>> d--------- 2 root root    4106 Feb  6 13:55 .
>>> drwxrws--- 3  601 dmiller   72 Feb  6 13:55 ..
>>>
>>> However, when you look at the bricks, the files are still there (none on brick01bkp, all files are on brick02bkp).  All of the files are 0-length and have ------T permissions.
>>> Any suggestions on how to fix this and how to prevent it from happening?
>>>
>>> #  ls -al
>>> /data/brick*/homegfs_bkp/backup.0/old_shelf4/Aegis/\!\!\!Programs/Rav
>>> e nCFD/Storage/Jimmy_Old/src_vj1.5_final
>>> /data/brick01bkp/homegfs_bkp/backup.0/old_shelf4/Aegis/!!!Programs/RavenCFD/Storage/Jimmy_Old/src_vj1.5_final:
>>> total 4
>>> d---------+ 2 root root  10 Feb  6 13:55 .
>>> drwxrws---+ 3  601 raven 36 Feb  6 13:55 ..
>>>
>>> /data/brick02bkp/homegfs_bkp/backup.0/old_shelf4/Aegis/!!!Programs/RavenCFD/Storage/Jimmy_Old/src_vj1.5_final:
>>> total 8
>>> d---------+ 3 root root  4096 Dec 31  1969 .
>>> drwxrws---+ 3  601 raven   36 Feb  6 13:55 ..
>>> ---------T  5  601 raven    0 Nov 20 00:08 read_inset.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 readbc.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 readcn.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 readinp.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 readinp_v1_2.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 readinp_v1_3.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 rotatept.f.gz
>>> d---------+ 2 root root   118 Feb  6 13:54 save1
>>> ---------T  5  601 raven    0 Nov 20 00:08 sepvec.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 shadow.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 snksrc.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 source.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 step.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 stoprog.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 summer6.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 totforc.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 tritet.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 wallrsd.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 wheat.f.gz
>>> ---------T  5  601 raven    0 Nov 20 00:08 write_inset.f.gz
>>>
>>>
>>> This is using gluster 3.6.2 on a distributed gluster volume that resides on a single machine.  Both of the bricks are on one machine consisting of 2x RAID-6 arrays.
>>>
>>> df -h | grep brick
>>> /dev/mapper/vg01-lvol1                       88T   22T   66T  25% /data/brick01bkp
>>> /dev/mapper/vg02-lvol1                       88T   22T   66T  26% /data/brick02bkp
>>>
>>> # gluster volume info homegfs_bkp
>>> Volume Name: homegfs_bkp
>>> Type: Distribute
>>> Volume ID: 96de8872-d957-4205-bf5a-076e3f35b294
>>> Status: Started
>>> Number of Bricks: 2
>>> Transport-type: tcp
>>> Bricks:
>>> Brick1: gfsib01bkp.corvidtec.com:/data/brick01bkp/homegfs_bkp
>>> Brick2: gfsib01bkp.corvidtec.com:/data/brick02bkp/homegfs_bkp
>>> Options Reconfigured:
>>> storage.owner-gid: 100
>>> performance.io-thread-count: 32
>>> server.allow-insecure: on
>>> network.ping-timeout: 10
>>> performance.cache-size: 128MB
>>> performance.write-behind-window-size: 128MB
>>> server.manage-gids: on
>>> changelog.rollover-time: 15
>>> changelog.fsync-interval: 3
>>>
>>>
>>>
>>> ===============================
>>> David F. Robinson, Ph.D.
>>> President - Corvid Technologies
>>> 704.799.6944 x101 [office]
>>> 704.252.1310 [cell]
>>> 704.799.7974 [fax]
>>> David.Robinson at corvidtec.com<mailto:David.Robinson at corvidtec.com>
>>> http://www.corvidtechnologies.com
>>>
>>>
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>>
>>> Gluster-users mailing list
>>>
>>> Gluster-users at gluster.org<mailto:Gluster-users at gluster.org>
>>>
>>> http://www.gluster.org/mailman/listinfo/gluster-users
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Gluster-users mailing list
>>> Gluster-users at gluster.org
>>> http://www.gluster.org/mailman/listinfo/gluster-users
>>>
>>
>> --
>> ~Atin
>>
> 
> --
> ~Atin
> 

-- 
~Atin


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