Date: Fri, 3 Jun 2016 22:12:55 +0700 From: Eugene Grosbein <eugen@grosbein.net> To: Peter Jeremy <peter@rulingia.com> Cc: stable@freebsd.org Subject: Re: HAST, zfs and local mirroring Message-ID: <57519E77.7060507@grosbein.net> In-Reply-To: <20160602194856.GA84753@server.rulingia.com> References: <bf4a004f-8c7f-1e2e-0c31-3de266975ae4@norma.perm.ru> <20160601132300.GA75625@zxy.spb.ru> <574FDC63.6090100@norma.perm.ru> <20160602194856.GA84753@server.rulingia.com>
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03.06.2016 2:48, Peter Jeremy пишет: > On 2016-Jun-02 12:12:35 +0500, "Eugene M. Zheganin" <emz@norma.perm.ru> wrote: >> differs a lot ? And why should I prefere this overcomplicated scheme >> over the geom_mirror, which seems rather simple when comparing. Seems >> like I can point HAST to /dev/mirror/whatever device, right ? > > Because using RAID of any sort under ZFS defeats a lot of the smarts > in ZFS. In particular, you can no longer rely on scrub verifying that > all your media content is valid. I've also had bad experiences with > gmirror volumes silently getting out of sync on a crash. gmirror or (gmirror+gjournal) ones?
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