I usually use harware raid 5 presented as a single logical volume. I add a /boot partition and then use the rest in a LVM.
On 10/6/11 8:38 PM, Tod Hansmann wrote: > On 10/6/2011 1:55 PM, Aaron Toponce wrote: >> On Thu, Oct 06, 2011 at 09:51:47AM -0400, Francisco Diaz wrote: >>> I have a question for those using Linux (more in particular RHEL or CentOS) >>> in production environments: what is, based on your experience or >>> conversations with other sys admins, the most popular, favorite, reliable, >>> or what ever you want to call it, configuration/selection of FS(ext3/4,xfs, >>> reiserFS, etc) and hard drive config (partitions, raidX, LVM, JBOD, etc) for >>> a production system? >>> >>> I know that maybe the answer will depend on what apps you have in the server >>> (DB, File Server, Mail, WebApps, etc), but in general, what is the most >>> common scenario in production regarding to FS and HD config? >> Unless I'm setting up something that has specific write/read performance >> requirements, I setup ext4 on LVM on RAID5. I never use XFS on LVM, because >> you can't shrink XFS filesystems. I would never put production on ReiserFS, >> mostly because there is no future with it. >> > Beware of current ext4 setups for large arrays, mind you. You can NOT > get bigger than 16TB with current tools, and they've been "heavily > working on that" for 2 years now. Just FYI. > > In most of my setups I tend to use RAID6 or RAID1 (RAID1 usually on md > with whatever server, RAID6 on the storage servers). I'm no storage > nerd, but I like RAID6. btrfs is getting fun, but is still repeatedly > slow in many scenarios and I haven't looked into why, so maybe do some > research if you're going to jump into that boat this juncture. > Eventually it WILL be the FS of choice, I'm sure. > > Separate boot partition, everything else in / and built on top of LVM. > Backup boot somewhere else. Done. Swap, of course, I guess. > > I get the feeling it's not an exact science with me. Probably because > it's more situational than anything, but that's my starting philosophy. > > -Tod Hansmann > > /* > PLUG: http://plug.org, #utah on irc.freenode.net > Unsubscribe: http://plug.org/mailman/options/plug > Don't fear the penguin. > */ /* PLUG: http://plug.org, #utah on irc.freenode.net Unsubscribe: http://plug.org/mailman/options/plug Don't fear the penguin. */
