Greetings,
* Bruce Momjian (bruce@momjian.us) wrote:
> On Wed, Jan 6, 2021 at 12:02:40PM -0500, Stephen Frost wrote:
> > > It unfortunately also hurts other workloads. If we moved towards a saner
> > > compression algorithm that'd perhaps not be an issue anymore...
> >
> > I agree that improving compression performance would be good but I don't
> > see that as relevant to the question of what our defaults should be.
> >
> > imv, enabling page checksums is akin to having fsync enabled by default.
> > Does it impact performance? Yes, surely quite a lot, but it's also the
> > safe and sane choice when it comes to defaults.
>
> Well, you know fsyncs are required to recover from an OS crash, which is
> more likely than detecting data corruption.
Yes, I do know that. That doesn't change my feeling that we should have
checksums enabled by default.
Thanks,
Stephen