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List:       kde-devel
Subject:    Re: fsync() madness
From:       "Bart Van Assche" <bart.vanassche () gmail ! com>
Date:       2008-04-21 16:19:52
Message-ID: e2e108260804210919m35dfa242udcffce39830be976 () mail ! gmail ! com
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On Mon, Apr 21, 2008 at 6:11 PM, Uwe Thiem <uwix@iway.na> wrote:
>  Sync or no, no filesystem can completely avoid data loss or even FS
>  corruption on power cuts. That is so because all modern harddrives
>  come with internal caches. Whatever the FS does, those internal
>  caches can be dirty at the time of a power cut.

My opinion is that any drive that does not flush its caches to disk
when the OS tells it to do so is a faulty disk. I know that such disks
exist, but not all disks show this behavior.

Bart.
 
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