[CentOS] new "large" fileserver config questions
Rafa Griman
rafagriman at gmail.comTue Oct 2 07:25:34 UTC 2012
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Hi :) On Tue, Oct 2, 2012 at 6:57 AM, John R Pierce <pierce at hogranch.com> wrote: > On 10/01/12 8:39 PM, Keith Keller wrote: >> The controller node has two 90GB SSDs that I plan to use as a >> bootable RAID1 system disk. What is the preferred method for laying >> out the RAID array? > > a server makes very little use of its system disks after its booted, > everything it needs ends up in cache pretty quickly. and you typically > don't reboot a server very often. why waste SSD for that? > > I'd rather use SSD for something like LSI Logic's CacheCade v2 (but this > requires you use a LSI SAS raid card too) Just add to this comment that you can also use the SSD drives to store the logs/journals/metadata/whatever_you_call_it. As an example, with XFS you would use the -l option. Rafa
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