[opensuse] RAID5 hangs
Hi, I was happy copying over my data to a new array of 4x500GB and it just freezes after copying some data, is like the process is wainting for a I/O operation to finish. There are no errors in the process or /var/log/messages. Controller: Nvidia onboard SATA controller HDD: 4x500GB Samsung SATA2 OS: OpenSUSE 10.3@x86_64 Layout: XFS over LVM2 over Linux MD raid5 Command: tar cf- * |tar -C /datos -xvf - Also, when it hangs, there's no heavy CPU utilization anymore. Array info: ------------------------ mainwks:~ # mdadm --misc --detail /dev/md2 /dev/md2: Version : 01.00.03 Creation Time : Sun Jan 27 20:08:48 2008 Raid Level : raid5 Array Size : 1465151232 (1397.28 GiB 1500.31 GB) Used Dev Size : 976767488 (465.76 GiB 500.10 GB) Raid Devices : 4 Total Devices : 4 Preferred Minor : 2 Persistence : Superblock is persistent Intent Bitmap : Internal Update Time : Tue Jan 29 11:32:40 2008 State : active Active Devices : 4 Working Devices : 4 Failed Devices : 0 Spare Devices : 0 Layout : left-symmetric Chunk Size : 256K Name : 2 UUID : 65cb16de:d89af60e:6cac47da:88828cfe Events : 19 Number Major Minor RaidDevice State 0 8 33 0 active sync /dev/sdc1 1 8 49 1 active sync /dev/sdd1 2 8 65 2 active sync /dev/sde1 4 8 81 3 active sync /dev/sdf1 mainwks:~ # cat /proc/mdstat Personalities : [raid1] [raid0] [raid6] [raid5] [raid4] [linear] md2 : active raid5 sdc1[0] sdf1[4] sde1[2] sdd1[1] 1465151232 blocks super 1.0 level 5, 256k chunk, algorithm 2 [4/4] [UUUU] bitmap: 6/466 pages [24KB], 512KB chunk md0 : active raid1 sda1[0] sdb1[1] 104320 blocks [2/2] [UU] md1 : active raid1 sda3[0] sdb3[1] 241987008 blocks [2/2] [UU] unused devices: <none> --------------------------- Regards, Ciro -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org For additional commands, e-mail: opensuse+help@opensuse.org
2008/1/29, Ciro Iriarte <cyruspy@gmail.com>:
Hi, I was happy copying over my data to a new array of 4x500GB and it just freezes after copying some data, is like the process is wainting for a I/O operation to finish. There are no errors in the process or /var/log/messages.
Controller: Nvidia onboard SATA controller HDD: 4x500GB Samsung SATA2 OS: OpenSUSE 10.3@x86_64 Layout: XFS over LVM2 over Linux MD raid5 Command: tar cf- * |tar -C /datos -xvf -
Also, when it hangs, there's no heavy CPU utilization anymore.
Well, seems to be a know bug, hope the patch makes it to the opensuse kernel. Source: http://www.issociate.de/board/goto/1894128/2.6.24-rc6_reproducible_raid5_han... Ciro -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org For additional commands, e-mail: opensuse+help@opensuse.org
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Ciro Iriarte