Re: raid5 code ok with 2TB + ?

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Stephan van Hienen wrote:
On Sun, 28 Nov 2004, Brad Campbell wrote:

I hope so, I have been using it on a 2.2TB raid-5 for months now. (I have completely filled the partition and e2fsck it monthly so I would hope any glitches should have surfaced by now)


ok looks ok
when i tried 2.3TB last year it failed within a few days (data written to the 2TB+ was written to the first part (0-0.3TB)


btw which filesystem are you using ?
(and which stripesize?)

Ext3 and ...

brad@srv:~$ sudo mdadm --misc --detail /dev/md0
/dev/md0:
        Version : 00.90.01
  Creation Time : Sun May  2 18:02:14 2004
     Raid Level : raid5
     Array Size : 2206003968 (2103.81 GiB 2258.95 GB)
    Device Size : 245111552 (233.76 GiB 250.99 GB)
   Raid Devices : 10
  Total Devices : 10
Preferred Minor : 0
    Persistence : Superblock is persistent

    Update Time : Sun Nov 28 06:44:04 2004
          State : clean
 Active Devices : 10
Working Devices : 10
 Failed Devices : 0
  Spare Devices : 0

         Layout : left-asymmetric
     Chunk Size : 128K

           UUID : 05cc3f43:de1ecfa4:83a51293:78015f1e
         Events : 0.1031147

    Number   Major   Minor   RaidDevice State
       0       8        1        0      active sync   /dev/devfs/scsi/host0/bus0/target0/lun0/part1
       1       8       17        1      active sync   /dev/devfs/scsi/host1/bus0/target0/lun0/part1
       2       8       33        2      active sync   /dev/devfs/scsi/host2/bus0/target0/lun0/part1
       3       8       49        3      active sync   /dev/devfs/scsi/host3/bus0/target0/lun0/part1
       4       8       65        4      active sync   /dev/devfs/scsi/host4/bus0/target0/lun0/part1
       5       8       81        5      active sync   /dev/devfs/scsi/host5/bus0/target0/lun0/part1
       6       8       97        6      active sync   /dev/devfs/scsi/host6/bus0/target0/lun0/part1
       7       8      113        7      active sync   /dev/devfs/scsi/host7/bus0/target0/lun0/part1
       8       8      129        8      active sync   /dev/sdi1
       9       8      145        9      active sync   /dev/sdj1

--
Brad
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