[CentOS] Centos/Linux Disk Caching, might be OT in some ways

nate centos at linuxpowered.net
Thu Jan 28 23:58:34 UTC 2010

Ross Walker wrote:

> Even directio by itself won't do the trick, the OS needs to make sure
> the disk drives empties it's write cache and currently barriers are
> the only way to make sure of that.

Well I guess by the same token nobody in their right mind
would run an Oracle DB without a battery backed write cache :)


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