Other than disaster tests, how would I know if I have an system that
lies about fsync?
>
> We preach this again and again. PostgreSQL can only survive a power
> outage type failure ONLY if the hardware / OS / filesystem don't lie
> about fsync. If they do, all bets are off, and this kind of failure
> means you should really failover to another machine or restore a
> backup.
>
> It's why you have to do possibly destructive tests to see if your
> server stands at least some chance of surviving this kind of failure,
> log shipping for recovery, and / or replication of another form (slony
> etc...) to have a reliable server.
>
> The recommendations for recovery of data are just that, recovery
> oriented. They can't fix a broken database at that point. You need
> to take it offline after this kind of failure if you can't trust your
> hardware.
>
> Usually when it finds something wrong it just won't start up.
>
>
--
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Naomi Walker Chief Information Officer
Eldorado Computing, Inc nwalker@eldocomp.com
---An EDS Company 602-604-3100
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Hard things are put in our way, not to stop us, but to call out our
courage and strength. -- Anonymous
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