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From: dima <dolenin@parallels.com>
To: Josef Bacik <jbacik@fusionio.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: btrfs-ino-cache is running on each reboot
Date: Wed, 14 Aug 2013 10:17:47 +0900	[thread overview]
Message-ID: <520ADABB.4010304@parallels.com> (raw)
In-Reply-To: <20130813153719.GH2150@localhost.localdomain>

On 08/14/2013 12:37 AM, Josef Bacik wrote:
> On Tue, Aug 13, 2013 at 10:28:59AM +0900, dima wrote:
>> Hello all,
>>
>> About a week or so ago I noticed that [btrfs-ino-cache] process was
>> appearing in the 'top' on each reboot and disk is spinning like crazy for
>> about five minutes or so. Quite so often this caused X failing to start
>> because all I/O was busy with caching.
>> Even after letting it to calm down and seeing [btrfs-ino-cache] disappearing
>> from the process list, on next reboot it starts all over again.
>>
>> Here is the fstab entry that I have
>>
>> UUID=430dca92-9541-4201-0f62-373e30beadac / btrfs subvol=root_subvolume,defaults,noatime,noacl,compress=lzo,inode_cache,space_cache,autodefrag
>> 0 0
>>
>> inode_cache was always enabled since the FS was created about a year or so
>> ago, and actually I have never had any problems with it up until recently.
>>
>> Removing inode_cache option from fstab solves the problem, but I am not sure
>> if it is the right choice.
>> I can observe the problem at least in the vanilla kernel 3.10.4 ~ 6 (did not
>> try older versions)
>>
>> What could be the reason for such behavior and how to avoid it?
>>
>
> That's odd.  Can you apply patches and build kernels so I can try and narrow
> down what is happening?  Thanks,
>
> Josef
>

Hi Josef,
Sure, I can do that. I am running archlinux with a vanilla kernel that I 
build myself.
Thanks

      reply	other threads:[~2013-08-14  1:17 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-13  1:28 btrfs-ino-cache is running on each reboot dima
2013-08-13  4:09 ` Duncan
2013-08-13  5:37   ` dima
2013-08-13 15:37 ` Josef Bacik
2013-08-14  1:17   ` dima [this message]

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