From mboxrd@z Thu Jan 1 00:00:00 1970 From: Justin Piszcz Subject: Re: Raid Degradation best practices Date: Sat, 7 Nov 2009 06:51:06 -0500 (EST) Message-ID: References: <4AF41AFB.3000302@gmail.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Return-path: In-Reply-To: <4AF41AFB.3000302@gmail.com> Sender: linux-raid-owner@vger.kernel.org To: Andrew Dunn Cc: linux-raid@vger.kernel.org, nfbrown@novell.com List-Id: linux-raid.ids On Fri, 6 Nov 2009, Andrew Dunn wrote: > This morning my array lost a drive, then another. This was not due to > drive failures of hardware issues. > > I did not have any data on the array so I wiped the drives and > re-created it. So far everything seems fine. > > I would like to know what some of your practices are for the scenario > where you loose a drive or more on a mission critical array. I chose the > newbish route because I didn't have enough time or expertise to diagnose > the problems further. Typically this means it will happen again, and I > will still be unprepared. > > Would appreciate your input, thanks. > > -- > Andrew Dunn > http://agdunn.net > > -- > To unsubscribe from this list: send the line "unsubscribe linux-raid" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > How did you lose the drives then? If it is a mission-critical array, what RAID type are you using? Are you backing up the data regularly, since it is mission-critical? Justin.