Re: Disk write cache

[Andrew Morton]

Andi Kleen <ak@xxxxxx> wrote:
>
> However since
>  I suppose a lot of disks flush everything pending on a flush cache
>  command it still works assuming the file systems write the 
>  data to disk in fsync before syncing the journal. I don't know
>  if they do that.


ext3 does, in data=journal and data=ordered modes.
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