From: Zdenek Kabelac <zkabelac@redhat.com>
To: Andres Toomsalu <andres@active.ee>
Cc: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] strange usage stats for thin LV
Date: Fri, 02 Nov 2012 12:20:27 +0100 [thread overview]
Message-ID: <5093AC7B.6060902@redhat.com> (raw)
In-Reply-To: <71E4DE75-6510-4E4E-B31F-CAEF0CF36771@active.ee>
Dne 2.11.2012 11:46, Andres Toomsalu napsal(a):
> Thanks a lot for a detailed explanation - now everything fits into places :)
>
> Some answers:
>
> 1) Filesystem in use is ext4 at all cases
> 2) Im not using discard option as Im not very aware how to use it - is it a filesystem mount option for fstab?
> 3) OS is CentOS 6.3 with RHEL OpenVZ patched kernel (2.6.32-042stab061.2 #1 SMP Fri Aug 24 09:07:21 MSK 2012 x86_64 x86_64 x86_64 GNU/Linux)
>
So check for 'fstrim' command - it's usage is quite simple, and should be
already pretty matured tool.
i.e. you could run it once a week in cron.
Zdenek
next prev parent reply other threads:[~2012-11-02 11:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-31 0:04 [linux-lvm] strange usage stats for thin LV Andres Toomsalu
2012-10-31 0:30 ` Stuart D Gathman
2012-11-02 10:37 ` Zdenek Kabelac
2012-11-02 10:46 ` Andres Toomsalu
2012-11-02 11:20 ` Zdenek Kabelac [this message]
2012-11-02 11:29 ` Andres Toomsalu
2012-11-07 22:03 ` Andres Toomsalu
2012-11-07 22:24 ` Mike Snitzer
2012-11-19 14:47 ` Lukáš Czerner
2012-11-07 22:03 ` Andres Toomsalu
-- strict thread matches above, loose matches on Subject: below --
2012-11-09 14:19 Vitaly Yakovenko
2012-11-11 8:22 ` Vitaly Yakovenko
2012-11-14 11:22 ` Andres Toomsalu
2012-11-19 14:33 ` Vitaly Yakovenko
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