Re: which dual-CPU hardware/OS is fastest for PostgreSQL?

> I assume AMCC == 3ware now?
>
> Has anyone verified that fsync is safe on these controllers? Ie, that they
> aren't caching writes and "lying" about the write completing like IDE
> drives often do by default?

The higher end AMCC/3ware controllers actually warn you about using
write-cache. You have to explicitly turn it on within the controller
bios.

They also have optional battery backed cache.

Sincerely,

Joshua D. Drake



>
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