RaTao <ratao@toxyn.org> wrote:
>
>
> Hi!
>
> While testing linux-2.6.0-test2-mm4 I noticed two things:
>
> - O_DIRECT doesn't work, at least in ext3, with block size different
> from filesystem's blocksize. (It doesn't work with 512 bs, at least).
> This works in 2.6.0-test2, from 512 to 4096.
It works OK here.
> - vmstat doesn't show bi/bo for O_DIRECT's disk access.
It does here.
I'd be suspecting your test app: is it checking the return value of all
syscalls?
-
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This archive was generated by hypermail 2b29 : Thu Aug 07 2003 - 22:00:34 EST