On Wed, Sep 19, 2007 at 10:09:12PM +0200, Ramon Chimeno wrote:
> Hi all
>
> I migrated one of my server from kernel 2.6.18 to the latest 2.6.22
> and I experienced lower disk performance for processes that open file
> with the O_DIRECT flag.
>
> I did a very simple test program that opens two fil
Hi all
I migrated one of my server from kernel 2.6.18 to the latest 2.6.22
and I experienced lower disk performance for processes that open file
with the O_DIRECT flag.
I did a very simple test program that opens two files with O_DIRECT
flag and reads the files to end. I monitored the time spent
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