Date: Sat, 22 Dec 2007 16:38:38 +0100 From: Gary Jennejohn <gary.jennejohn@freenet.de> To: freebsd-fs@freebsd.org Subject: Re: How safe is ZFS to use for a home user? Message-ID: <20071222163838.199f0811@peedub.jennejohn.org> In-Reply-To: <c68396460712211934q771eb921g90257246abd6298b@mail.gmail.com> References: <c68396460712211201x25e83575w419170b64784cbf3@mail.gmail.com> <alpine.BSF.0.99999.0712211927290.85589@ibyngvyr.purzvxnyf.bet> <c68396460712211934q771eb921g90257246abd6298b@mail.gmail.com>
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On Fri, 21 Dec 2007 22:34:07 -0500 "John Klimek" <jklimek@gmail.com> wrote: > Has anybody ever lost data due to any bugs or anything like that? I'm > going to use this ZFS as my primary storage medium (and poor man's > backup solution), so I would be devastated if I lost my entire array > due to a bug or other issue (aside from losing two hard drives in a > three hard drive RAID-Z array). > I lost a mirror on 2 SATA drives when I installed a new mobo. A plain ZFS concatenation of 2 partitions on a SCSI drive didn't get lost. I've never lost data due to a crash. Might have been pilot error. Might have had something to do with the way the new mobo assigned the disks. Luckily I had a backup of the really important stuff. > Also, my system is going to have 3x 400 GB (RAID-Z) and 1x 80 GB > (Standalone ZFS) and has 1.5 GB RAM (P3-1.0 GHz). > > What should I be setting my kmem and kmem_max to (or whatever) to > avoid this bug I keep hearing about? > This sort of question has been answered umpteen times already. Check out the ML archive or the wiki (http://wiki.freebsd.org/ZFSTuningGuide). -- Gary Jennejohn
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