On Wed, Nov 15, 2006 at 03:25:38PM -0600, Ron Johnson wrote: > However, what if the WAL is not on the SAN? You'd have to shut down > pg anyway, in order to copy the WAL to a new directory, no? You have to copy the *entire* cluster, you cannot split out one database, for example. Two postmaster instances cannot share data, period. > Lastly: in order to do SAN splitting without risking your data, > wouldn't you have to configure the disks as RAID-15 (mirrored > RAID-5), since splitting a RAID10 would leave you with stripesets? As long as you get all the data it OK. I'm not 100% clear on what SAN splitting is so I'm not totally sure. Have a nice day, -- Martijn van Oosterhout <kleptog@xxxxxxxxx> http://svana.org/kleptog/ > From each according to his ability. To each according to his ability to litigate.
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