Date: Thu, 9 Jan 2014 15:29:44 +0800 From: Erich Dollansky <erichsfreebsdlist@alogt.com> To: Olivier Nicole <olivier.nicole@cs.ait.ac.th> Cc: Steve O'Hara-Smith <steve@sohara.org>, "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: Server Hang Message-ID: <20140109152944.7af527cc@X220.alogt.com> In-Reply-To: <CA%2Bg%2BBvhqXG__ZyqL%2BdRsw_N0TfbR1i_oBDREKcUr53S_GWpFWw@mail.gmail.com> References: <CALeO_hNNtvwsDqjiReZpy-s=0Po8JD9xzv0z6W6rDddcAR=QxA@mail.gmail.com> <20140109063640.c216a6469914fbbf4cea08bc@sohara.org> <CA%2Bg%2BBvhqXG__ZyqL%2BdRsw_N0TfbR1i_oBDREKcUr53S_GWpFWw@mail.gmail.com>
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Hi, On Thu, 9 Jan 2014 14:21:52 +0700 Olivier Nicole <olivier.nicole@cs.ait.ac.th> wrote: > Steve, > > >> Is it possible to take such a mirror copy of such a hard disk so > >> that i can replace it as a hot swap. I request all of your > >> expertise. How to do hot swap?please shed some light on it. > > > > Why not use a RAID1 mirror instead of a hot swap, then when > > it's needed you don't get downtime, you also get the benefit of > > better read performance, and of course it's guaranteed up to date. > > Remember the old disk is dying. i would not advise building a raid > around a dying disk :) there is a little bit more than just one disk dying. Did he ever post the result of a smartctl -a? Erich
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