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Re: scaling postgres - can child tables be in a different tablespace?

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On 8/4/2015 6:14 AM, Melvin Davidson wrote:
As additional advice, to get the best performance, you will want all your tablespaces to be on separate spindles/disks.
EG: disk1/tblspc1
        disk2/tblspc2
        disk3/tblspc3
        ...
        disk99/tblspc99


actually, I find to get best performance most often, stripe all the disks together and put everything on the same big volume, that way all IO is evenly distributed. otherwise you'll find too much IO on some tables/partitions, and not enoguh on others, so most of the disks are idle most of the time.


--
john r pierce, recycling bits in santa cruz



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