From: Mathijs Kwik <mathijs@bluescreen303.nl>
To: zkabelac@redhat.com, linux-lvm@redhat.com
Subject: Re: [linux-lvm] Cpy%Sync column - high disk activity after reboots
Date: Tue, 02 Jun 2015 09:35:06 +0200 [thread overview]
Message-ID: <87r3puv9zp.fsf@bluescreen303.nl> (raw)
I'm sorry if I was unclear. But I'm not using writeback mode yet.
The period of disk activity after reboots occurs with writethrough mode.
> Hi
>
> Cache is always flushing it's content to disk - so if you have the
> 'writeback' variant and there were some unwritten data which sits only
> in cache, they are automatically pushed to origin (cached) device -
> which is likely your disk activity.
>
> Zdenek
next reply other threads:[~2015-06-02 7:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-02 7:35 Mathijs Kwik [this message]
2015-06-02 11:58 ` [linux-lvm] Cpy%Sync column - high disk activity after reboots Zdenek Kabelac
-- strict thread matches above, loose matches on Subject: below --
2015-05-31 14:51 Mathijs Kwik
2015-06-01 8:58 ` Zdenek Kabelac
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