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best practices using LVM and e2fsck

Subject: best practices using LVM and e2fsck
From: richard.pieri-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org (Richard Pieri)
Date: Thu, 1 Jul 2010 14:51:21 -0400
In-reply-to: <000401cb192c$60e4e4a0$22aeade0$@com>
References: <10B70046B6BA4EEABFE45C40142FA2E0@dnanet.mit.edu> <001601cb172b$5d83ea70$188bbf50$@com> <20100629213222.GM7359@dragontoe.org> <000e01cb1872$4a545410$defcfc30$@com> <EEBBF0238C7146B6855CCE5CC9568715@dnanet.mit.edu> <20100630173628.GE2447@collab.or8.net> <4C2BC1E0.1030700@vl.com> <000101cb1924$027a5600$076f0200$@com> <4C2CA59F.10400@wayga.org> <000401cb192c$60e4e4a0$22aeade0$@com>

On Jul 1, 2010, at 10:47 AM, Edward Ned Harvey wrote:
> 
> A typical MTBF for hard drives might be 25,000 hours, which sounds very good
> ... one undetected bit error in 3 years ...  Until you start running raid.
> If you've got a modest raid set, let's say 10 disks, now your MTBF overall
> is 2,500 hours, or one undetected bit error every 3-4 months.  

RAID is not, never has been, and never will be, about data integrity.

--Rich P.

References:
- best practices using LVM and e2fsck
  - From: blu-Z8efaSeK1ezqlBn2x/YWAg at public.gmane.org (Edward Ned Harvey)
- best practices using LVM and e2fsck
  - From: mkomarinski-GqRSzq0LZOzYtjvyW6yDsg at public.gmane.org (Mark Komarinski)
- best practices using LVM and e2fsck
  - From: blu-Z8efaSeK1ezqlBn2x/YWAg at public.gmane.org (Edward Ned Harvey)

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