Re: [HACKERS] fsync method checking

markw@osdl.org wrote:
> On 26 Mar, Manfred Spraul wrote:
> > markw@osdl.org wrote:
> >
> >>Compare file sync methods with one 8k write:
> >>        (o_dsync unavailable)
> >>        open o_sync, write       6.270724
> >>        write, fdatasync        13.275225
> >>        write, fsync,           13.359847
> >>
> >>
> > Odd. Which filesystem, which kernel? It seems fdatasync is broken and
> > syncs the inode, too.
>
> It's linux-2.6.5-rc1 with ext2 filesystems.

Would you benchmark open_sync for wal_sync_method too?

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