From mboxrd@z Thu Jan 1 00:00:00 1970 From: Justin Piszcz Subject: Re: How many drives are bad? Date: Tue, 19 Feb 2008 13:33:20 -0500 (EST) Message-ID: References: <6b3a7f010802190923v6b600fedy2a68ad6797449c6e@mail.gmail.com> <21289113-077C-4082-8EE1-C7AA11D4FE69@gmail.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Return-path: In-Reply-To: <21289113-077C-4082-8EE1-C7AA11D4FE69@gmail.com> Sender: linux-raid-owner@vger.kernel.org To: Norman Elton Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids Neil, Is this a bug? Also, I have a question for Norman-- how come your drives are sda[a-z]1? Typically it is /dev/sda1 /dev/sdb1 etc? Justin. On Tue, 19 Feb 2008, Norman Elton wrote: > But why do two show up as "removed"?? I would expect /dev/sdal1 to show up > someplace, either active or failed. > > Any ideas? > > Thanks, > > Norman > > > > On Feb 19, 2008, at 12:31 PM, Justin Piszcz wrote: > >> How many drives actually failed? >>> Failed Devices : 1 >> >> >> On Tue, 19 Feb 2008, Norman Elton wrote: >> >>> So I had my first "failure" today, when I got a report that one drive >>> (/dev/sdam) failed. I've attached the output of "mdadm --detail". It >>> appears that two drives are listed as "removed", but the array is >>> still functioning. What does this mean? How many drives actually >>> failed? >>> >>> This is all a test system, so I can dink around as much as necessary. >>> Thanks for any advice! >>> >>> Norman Elton >>> >>> ====== OUTPUT OF MDADM ===== >>> >>> Version : 00.90.03 >>> Creation Time : Fri Jan 18 13:17:33 2008 >>> Raid Level : raid5 >>> Array Size : 6837319552 (6520.58 GiB 7001.42 GB) >>> Device Size : 976759936 (931.51 GiB 1000.20 GB) >>> Raid Devices : 8 >>> Total Devices : 7 >>> Preferred Minor : 4 >>> Persistence : Superblock is persistent >>> >>> Update Time : Mon Feb 18 11:49:13 2008 >>> State : clean, degraded >>> Active Devices : 6 >>> Working Devices : 6 >>> Failed Devices : 1 >>> Spare Devices : 0 >>> >>> Layout : left-symmetric >>> Chunk Size : 64K >>> >>> UUID : b16bdcaf:a20192fb:39c74cb8:e5e60b20 >>> Events : 0.110 >>> >>> Number Major Minor RaidDevice State >>> 0 66 1 0 active sync /dev/sdag1 >>> 1 66 17 1 active sync /dev/sdah1 >>> 2 66 33 2 active sync /dev/sdai1 >>> 3 66 49 3 active sync /dev/sdaj1 >>> 4 66 65 4 active sync /dev/sdak1 >>> 5 0 0 5 removed >>> 6 0 0 6 removed >>> 7 66 113 7 active sync /dev/sdan1 >>> >>> 8 66 97 - faulty spare /dev/sdam1 >>> - >>> 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 >