On Mar 2, 2004, at 4:27 PM, Josh Berkus wrote:
Vivek,
I did a bunch of testing with different RAID levels on a 14 disk array. I finally settled on this: RAID5 across 14 disks for the data, the OS (including syslog directory) and WAL on a RAID1 pair on the other channel of the same controller (I didn't want to spring for
With large RAID, have you found that having WAL on a seperate array actually
boosts performance? The empirical tests we've seen so far don't seem to
support this.
Yes, it was a noticeable improvement.
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