[Gluster-users] is this fix included in glusterfs3.4.2-1 ?

[Joe Julian]

That was a kernel issue, not a gluster issue. 

On March 10, 2014 8:55:38 AM PDT, Khoi Mai <KHOIMAI at UP.COM> wrote:
>Hi community,
>
>Can you tell me if the hugepages fix glusterfs-3.4.0.33rhs-1 package is
>
>incorporated in the glusterfs-3.4.2-1 package?  I believe I had 
>experienced a 'locking' scenario within 1 of my FUSE mounts.  I didn't
>get 
>functionality back until I forced unmounted a particular volume 
>(distri-rep volume 2 x 4 =8).  In dmesg I did have a stack trace.  I 
>currently do not have hugepages turned off because I was unaware that
>it 
>was enabled on rhel6 by default.
>
>
>INFO: task httpd.worker:25845 blocked for more than 120 seconds.
>      Not tainted 2.6.32-431.3.1.el6.x86_64 #1
>"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this
>message.
>httpd.worker  D 0000000000000001     0 25845  22295 0x00000000
> ffff88035f073b58 0000000000000086 0000000000000000 00000001035d8612
> ffff88035f073ae8 0000000000000000 ffff880194610c80 0000000000000000
> ffff8803a0f08638 ffff88035f073fd8 000000000000fbc8 ffff8803a0f08638
>Call Trace:
> [<ffffffff8152908e>] __mutex_lock_slowpath+0x13e/0x180
> [<ffffffff81528f2b>] mutex_lock+0x2b/0x50
> [<ffffffff811989bb>] do_lookup+0x11b/0x230
> [<ffffffff81198dd0>] __link_path_walk+0x200/0xff0
> [<ffffffff8144a4c9>] ? sock_common_recvmsg+0x39/0x50
> [<ffffffff81199e7a>] path_walk+0x6a/0xe0
> [<ffffffff8119a08b>] filename_lookup+0x6b/0xc0
> [<ffffffff811969b6>] ? final_putname+0x26/0x50
> [<ffffffff8119b1b7>] user_path_at+0x57/0xa0
> [<ffffffffa04a5316>] ? flush_bg_queue+0x66/0x80 [fuse]
> [<ffffffff81282715>] ? _atomic_dec_and_lock+0x55/0x80
> [<ffffffff811aaa30>] ? mntput_no_expire+0x30/0x110
> [<ffffffff8118e7c4>] ? cp_new_stat+0xe4/0x100
> [<ffffffff8118ea00>] vfs_fstatat+0x50/0xa0
> [<ffffffff8118eb7b>] vfs_stat+0x1b/0x20
> [<ffffffff8118eba4>] sys_newstat+0x24/0x50
> [<ffffffff8100b072>] system_call_fastpath+0x16/0x1b
>
>
>Khoi Mai
>Union Pacific Railroad
>Distributed Engineering & Architecture
>Project Engineer
>
>
>
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