Re: ext4 lazytime: ctime of some files changed

["Jörg-Volker Peetz" <jvpeetz@web.de>]

Theodore Ts'o wrote on 05/14/2015 14:38:
> On Thu, May 14, 2015 at 10:27:58AM +0200, Jörg-Volker Peetz wrote:
>>
>> Also switching to relatime does not work with the mount command. Could it be a
>> problem with the mount package of debian?
> 
> I'm using Debian Jessie:
> 
I'm using a mixture of testing and sid with mount, util-linux, etc. version
2.26.2-2.

> ii  mount                2.25.2-6        amd64           Tools for mounting and manipulating filesystem
> 
> The other difference might be what you and I have in our /etc/fstab?
> I have:
> 
> LABEL=closure-root	/               ext4    errors=remount-ro 0       1
> 
Here:
  UUID=7e13aca5-...   /  ext4  nobarrier,noatime,errors=remount-ro  0  2

> Can you also try something like this?
> 
> # strace -o /tmp/st mount -o remount,nolazytime /
> # grep ^mount /tmp/st
> mount("/dev/sda3", "/", 0x1f21250, MS_MGC_VAL|MS_REMOUNT, "errors=remount-ro,lazytime") = 0
> 
mount("/dev/sda1", "/", 0x1488780, MS_MGC_VAL|MS_REMOUNT|MS_NOATIME,
"nobarrier,errors=remount-ro") = 0

> Cheers,
> 
> 						- Ted
Thank you for your support.
-- 
Jörg.



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