Re: 3ware vs. MegaRAID - Mailing list pgsql-performance

From Scott Marlowe
Subject Re: 3ware vs. MegaRAID
Date
Msg-id o2sdcc563d11004091212q6da59676yd9af7585130dddd1@mail.gmail.com
Whole thread Raw
In response to Re: 3ware vs. MegaRAID  (Jesper Krogh <jesper@krogh.cc>)
List pgsql-performance
On Fri, Apr 9, 2010 at 1:02 PM, Jesper Krogh <jesper@krogh.cc> wrote:
> It would be nice if there was an easy way to test and confirm that it
> actually was robust to power-outtake..

Sadly, the only real test is pulling the power plug.  And it can't
prove the setup is good, only that it's bad or most likely good.

> .. just having a disk-array with build-in-battery for the SSDs would
> solve the problem.

Even a giant Cap to initiate writeout on poweroff would likely be
plenty since they only pull 150mW or so.

pgsql-performance by date:

Previous
From: Jesper Krogh
Date:
Subject: Re: 3ware vs. MegaRAID
Next
From: Brian Cox
Date:
Subject: "could not open relation..."