From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Adamski Subject: Re: Failed drive in raid6 while doing data-check Date: Sun, 03 Jun 2012 14:38:07 -0400 Message-ID: <1338748687.28212.296.camel@oxygen.netxsys.com> References: <1338744674.28212.293.camel@oxygen.netxsys.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: Igor M Podlesny Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Mon, 2012-06-04 at 02:32 +0800, Igor M Podlesny wrote: > On 4 June 2012 01:31, Krzysztof Adamski wrote: > [=E2=80=A6] > > The cat /proc/mdstat is: > > Personalities : [raid1] [raid6] [raid5] [raid4] > > md7 : active raid6 sdd2[0] sdab2[11] sdaa2[10] sdz2[9] sdy2[8] sde2= [7] sdh2[6] sdf2[5] sdg2[4] sdb2[3](F) sdc2[2] sda2[1] > > 29283121600 blocks super 1.2 level 6, 32k chunk, algorithm 2 [= 12/11] [UUU_UUUUUUUU] > > [=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D>.......] check =3D 6= 5.3% (1913765076/2928312160) finish=3D44345.9min speed=3D381K/sec > > bitmap: 1/22 pages [4KB], 65536KB chunk > > > > I don't really want to wait 30 days for this to finish, what is cor= rect > > thing to do before I replace the failed drive? >=20 > Is stripe_cache_size reasonably adjusted? >=20 I hope so. # cat /sys/block/md7/md/stripe_cache_size 32768 # mdadm -E /dev/sdd2 /dev/sdd2: Magic : a92b4efc Version : 1.2 Feature Map : 0x1 Array UUID : 3fe8cdcf:d7b1a55c:d8c07daa:c7c3021b Name : rogen:7 (local to host rogen) Creation Time : Thu Nov 3 13:31:13 2011 Raid Level : raid6 Raid Devices : 12 Avail Dev Size : 5856624640 (2792.66 GiB 2998.59 GB) Array Size : 58566243200 (27926.56 GiB 29985.92 GB) Used Dev Size : 5856624320 (2792.66 GiB 2998.59 GB) Data Offset : 2048 sectors Super Offset : 8 sectors State : clean Device UUID : 26f3ab68:62de305e:0720d287:ad4624a4 Internal Bitmap : 8 sectors from superblock Update Time : Sun Jun 3 12:43:57 2012 Checksum : c6da765f - correct Events : 23610 Layout : left-symmetric Chunk Size : 32K Device Role : Active device 0 Array State : AAA.AAAAAAAA ('A' =3D=3D active, '.' =3D=3D missing) -- To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html