Re: WALL on controller without battery? - Mailing list pgsql-performance

From Joshua D. Drake
Subject Re: WALL on controller without battery?
Date
Msg-id 46953359.5060404@commandprompt.com
Whole thread Raw
In response to Re: WALL on controller without battery?  (Francisco Reyes <lists@stringsutils.com>)
List pgsql-performance
Francisco Reyes wrote:
> Alan Hodgson writes:
>
>> I would spring for a 4-port with a BBU, though, and then put the WAL
>> on the drives with the OS.
>
> The machine is already over budget. :-(
> I will check the price difference but unlikely I will get approval.

Without a BBU you are guaranteed at some point to have catastrophic
failure unless you turn off write cache, which would then destroy your
performance.

Joshua D. Drake


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