[Gluster-users] [Gluster-devel] 3.7.13 & proxmox/qemu

Krutika Dhananjay kdhananj at redhat.com
Wed Jul 27 02:38:21 UTC 2016


Yes please, could you file a bug against glusterfs for this issue?


-Krutika

On Wed, Jul 27, 2016 at 1:39 AM, David Gossage <dgossage at carouselchecks.com>
wrote:

> Has a bug report been filed for this issue or should l I create one with
> the logs and results provided so far?
>
> *David Gossage*
> *Carousel Checks Inc. | System Administrator*
> *Office* 708.613.2284
>
> On Fri, Jul 22, 2016 at 12:53 PM, David Gossage <
> dgossage at carouselchecks.com> wrote:
>
>>
>>
>>
>> On Fri, Jul 22, 2016 at 9:37 AM, Vijay Bellur <vbellur at redhat.com> wrote:
>>
>>> On Fri, Jul 22, 2016 at 10:03 AM, Samuli Heinonen <samppah at neutraali.net>
>>> wrote:
>>> > Here is a quick way how to test this:
>>> > GlusterFS 3.7.13 volume with default settings with brick on ZFS
>>> dataset. gluster-test1 is server and gluster-test2 is client mounting with
>>> FUSE.
>>> >
>>> > Writing file with oflag=direct is not ok:
>>> > [root at gluster-test2 gluster]# dd if=/dev/zero of=file oflag=direct
>>> count=1 bs=1024000
>>> > dd: failed to open ‘file’: Invalid argument
>>> >
>>> > Enable network.remote-dio on Gluster Volume:
>>> > [root at gluster-test1 gluster]# gluster volume set gluster
>>> network.remote-dio enable
>>> > volume set: success
>>> >
>>> > Writing small file with oflag=direct is ok:
>>> > [root at gluster-test2 gluster]# dd if=/dev/zero of=file oflag=direct
>>> count=1 bs=1024000
>>> > 1+0 records in
>>> > 1+0 records out
>>> > 1024000 bytes (1.0 MB) copied, 0.0103793 s, 98.7 MB/s
>>> >
>>> > Writing bigger file with oflag=direct is ok:
>>> > [root at gluster-test2 gluster]# dd if=/dev/zero of=file3 oflag=direct
>>> count=100 bs=1M
>>> > 100+0 records in
>>> > 100+0 records out
>>> > 104857600 bytes (105 MB) copied, 1.10583 s, 94.8 MB/s
>>> >
>>> > Enable Sharding on Gluster Volume:
>>> > [root at gluster-test1 gluster]# gluster volume set gluster
>>> features.shard enable
>>> > volume set: success
>>> >
>>> > Writing small file  with oflag=direct is ok:
>>> > [root at gluster-test2 gluster]# dd if=/dev/zero of=file3 oflag=direct
>>> count=1 bs=1M
>>> > 1+0 records in
>>> > 1+0 records out
>>> > 1048576 bytes (1.0 MB) copied, 0.0115247 s, 91.0 MB/s
>>> >
>>> > Writing bigger file with oflag=direct is not ok:
>>> > [root at gluster-test2 gluster]# dd if=/dev/zero of=file3 oflag=direct
>>> count=100 bs=1M
>>> > dd: error writing ‘file3’: Operation not permitted
>>> > dd: closing output file ‘file3’: Operation not permitted
>>> >
>>>
>>>
>>> Thank you for these tests! would it be possible to share the brick and
>>> client logs?
>>>
>>
>> Not sure if his tests are same as my setup but here is what I end up with
>>
>> Volume Name: glustershard
>> Type: Replicate
>> Volume ID: 0cc4efb6-3836-4caa-b24a-b3afb6e407c3
>> Status: Started
>> Number of Bricks: 1 x 3 = 3
>> Transport-type: tcp
>> Bricks:
>> Brick1: 192.168.71.10:/gluster1/shard1/1
>> Brick2: 192.168.71.11:/gluster1/shard2/1
>> Brick3: 192.168.71.12:/gluster1/shard3/1
>> Options Reconfigured:
>> features.shard-block-size: 64MB
>> features.shard: on
>> server.allow-insecure: on
>> storage.owner-uid: 36
>> storage.owner-gid: 36
>> cluster.server-quorum-type: server
>> cluster.quorum-type: auto
>> network.remote-dio: enable
>> cluster.eager-lock: enable
>> performance.stat-prefetch: off
>> performance.io-cache: off
>> performance.quick-read: off
>> cluster.self-heal-window-size: 1024
>> cluster.background-self-heal-count: 16
>> nfs.enable-ino32: off
>> nfs.addr-namelookup: off
>> nfs.disable: on
>> performance.read-ahead: off
>> performance.readdir-ahead: on
>>
>>
>>
>>  dd if=/dev/zero of=/rhev/data-center/mnt/glusterSD/192.168.71.11\:_glustershard/
>> oflag=direct count=100 bs=1M
>> 81e19cd3-ae45-449c-b716-ec3e4ad4c2f0/ __DIRECT_IO_TEST__
>>    .trashcan/
>> [root at ccengine2 ~]# dd if=/dev/zero of=/rhev/data-center/mnt/glusterSD/
>> 192.168.71.11\:_glustershard/81e19cd3-ae45-449c-b716-ec3e4ad4c2f0/images/test
>> oflag=direct count=100 bs=1M
>> dd: error writing ‘/rhev/data-center/mnt/glusterSD/192.168.71.11:_glustershard/81e19cd3-ae45-449c-b716-ec3e4ad4c2f0/images/test’:
>> Operation not permitted
>>
>> creates the 64M file in expected location then the shard is 0
>>
>> # file: gluster1/shard1/1/81e19cd3-ae45-449c-b716-ec3e4ad4c2f0/images/test
>>
>> security.selinux=0x73797374656d5f753a6f626a6563745f723a756e6c6162656c65645f743a733000
>> trusted.afr.dirty=0x000000000000000000000000
>> trusted.bit-rot.version=0x0200000000000000579231f3000e16e7
>> trusted.gfid=0xec6de302b35f427985639ca3e25d9df0
>> trusted.glusterfs.shard.block-size=0x0000000004000000
>>
>> trusted.glusterfs.shard.file-size=0x0000000004000000000000000000000000000000000000010000000000000000
>>
>>
>> # file: gluster1/shard1/1/.shard/ec6de302-b35f-4279-8563-9ca3e25d9df0.1
>>
>> security.selinux=0x73797374656d5f753a6f626a6563745f723a756e6c6162656c65645f743a733000
>> trusted.afr.dirty=0x000000000000000000000000
>> trusted.gfid=0x2bfd3cc8a727489b9a0474241548fe80
>>
>>
>>> Regards,
>>> Vijay
>>> _______________________________________________
>>> Gluster-users mailing list
>>> Gluster-users at gluster.org
>>> http://www.gluster.org/mailman/listinfo/gluster-users
>>
>>
>>
>
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