Date: Fri, 24 Aug 2007 11:38:17 -0600 From: Scott Long <scottl@samsco.org> To: Feargal Reilly <feargal@fbi.ie> Cc: freebsd-stable@freebsd.org Subject: Re: A little story of failed raid5 (3ware 8000 series) Message-ID: <46CF1789.4060105@samsco.org> In-Reply-To: <20070824095702.6fe7ee3c@mablung.edhellond.fbi.ie> References: <MDEHLPKNGKAHNMBLJOLKCENEGEAC.davids@webmaster.com> <02fe01c7e3af$d3b86ed0$0c00a8c0@Artem> <20070824095702.6fe7ee3c@mablung.edhellond.fbi.ie>
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Feargal Reilly wrote: > On Tue, 21 Aug 2007 08:57:22 +0400 > "Artem Kuchin" <matrix@itlegion.ru> wrote: > >> Um.. it is because i did not have a map of hot swap baskets to >> conroller ports and i needed to check every driver basket to >> understand which port it sits on. I have no choise, i think. >> > > I'm just going to highlight the importance of knowing which > physical disk is which on your system. > > About a year ago I had to replace a hot-swappable disk from an > array, but then realised I had no idea which physical disk it > was as the map of the disks was rather helpfully *inside* the > case. Due to the physical setup, I had no way or removing the > cover without first powering down the server - which defeated > the whole point of paying extra for hot-swap disks. > > So yeah, be sure to label your disk bays, but be sure to put > those labels somewhere *useful*. > > -fr. > Most controllers have a function to "blink LED" so you can discover the mapping. Just about every management app that I know of does (yes, they do exist for FreeBSD from many vendors!), and many also have the feature in their BIOS. Scott
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