Re: Trouble with Suse9.3's reiser4

[Hans Reiser <reiser@namesys.com>]

Michael James wrote:

>Dear Reiser experts and enthusiasts,
>
>I can't get the reiser4 in Suse9.3 Pro to work.
>
>The problem is completely repeatable, happens every time.
>
>Unmount a happy reiserfs3.6 data partition.
>Re-format it as reiser4.
>Re-mount it.
>Copy something BIG into it.
>As soon as it sees a file >2 Gig, the copy process hangs.
>Once the copy is hung anything that reads that partition hangs too.
>
>
>The system is a Dell 1655MC blade server.
>It's a fully patched Suse9.3 pro machine.
>All the reiser components are stock Suse.
>
>a3:~ # cat /etc/SuSE-release
>SuSE Linux 9.3 (i586)
>VERSION = 9.3
>
>a3:~ # cat /proc/version
>Linux version 2.6.11.4-21.8-bigsmp (geeko@buildhost) (gcc version 3.3.5 
>20050117 (prerelease) (SUSE Linux)) #1 SMP Tue Jul 19 12:42:37 UTC 2005
>
>a3:~ # l /boot/vmlinuz-2.6.11.4-21.8-bigsmp
>-rw-r--r--  1 root root 1555967 Jul 24
>	 00:55 /boot/vmlinuz-2.6.11.4-21.8-bigsmp
>
>
>Here's the simple path to destruction:
>
>Have a lot of fun...
>a3:~ # umount /coda
>
>a3:~ # mkfs.reiser4 /dev/sda4
>mkfs.reiser4 1.0.3
>Copyright (C) 2001, 2002, 2003, 2004 by Hans Reiser,
> licensing governed by reiser4progs/COPYING.
>
>Block size 4096 will be used.
>Linux 2.6.11.4-21.8-bigsmp is detected.
>Uuid 01d3e4b0-e5b2-4b1b-a525-17fd4c239af1 will be used.
>Reiser4 is going to be created on /dev/sda4.
>(Yes/No): Yes
>Creating reiser4 on /dev/sda4 ... done
>
>a3:~ # fsck.reiser4  /dev/sda4
>
>*******************************************************************
>This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
>*******************************************************************
>
>Fscking the /dev/sda4 block device.
>Will check the consistency of the Reiser4 SuperBlock.
>Will check the consistency of the Reiser4 FileSystem.
>Continue?
>(Yes/No): Yes
>***** fsck.reiser4 started at Wed Aug 17 11:46:19 2005
>Reiser4 fs was detected on /dev/sda4.
>Master super block (16):
>magic:          ReIsEr4
>blksize:        4096
>format:         0x0 (format40)
>uuid:           01d3e4b0-e5b2-4b1b-a525-17fd4c239af1
>label:          <none>
>
>Format super block (17):
>plugin:         format40
>description:    Disk-format for reiser4.
>magic:          ReIsEr40FoRmAt
>flushes:        0
>mkfs id:        0x2783ddb9
>blocks:         7349737
>free blocks:    7349476
>root block:     23
>tail policy:    0x2 (smart)
>next oid:       0x10000
>file count:     0
>tree height:    2
>key policy:     LARGE
>
>
>CHECKING STORAGE TREE
>        Read nodes 2
>        Nodes left in the tree 2
>                Leaves of them 1, Twigs of them 1
>        Time interval: Wed Aug 17 11:46:21 2005 - Wed Aug 17 11:46:21 
>2005
>CHECKING EXTENT REGIONS.
>        Read twigs 1
>        Time interval: Wed Aug 17 11:46:21 2005 - Wed Aug 17 11:46:21 
>2005
>CHECKING SEMANTIC TREE
>        Found 1 objects.
>        Time interval: Wed Aug 17 11:46:21 2005 - Wed Aug 17 11:46:21 
>2005
>***** fsck.reiser4 finished at Wed Aug 17 11:46:21 2005
>Closing fs...done
>
>FS is consistent.
>
>a3:~ # mount -t reiser4 /dev/sda4 /coda
>
>a3:~ # mkdir /coda/blastN
>a3:~ # mkdir /coda/blastP
>
>a3:~ # chown -R biofile:www /coda/
>a3:~ # su - biofile
>
>biofile@a3:~ $  pwd
>/home/cbf/biofile
>
>
>biofile@a3:~ $  cp -av  db/blastN/  /coda/blastN/
>`db/blastN/' -> `/coda/blastN/blastN'
>`db/blastN/nt' -> `/coda/blastN/blastN/nt'
>`db/blastN/nt/.nt.log' -> `/coda/blastN/blastN/nt/.nt.log'
>`db/blastN/nt/nt.00.nhr' -> `/coda/blastN/blastN/nt/nt.00.nhr'
>
>And there it hangs,  ^C does no good.
>Close that local window,  log in again and:
>
>
>Have a lot of fun...
>a3:~ # df
>Filesystem           1K-blocks      Used Available Use% Mounted on
>/dev/sda2              4080316   2583200   1497116  64% /
>tmpfs                  1035968         0   1035968   0% /dev/shm
>/dev/sda1                23300      8395     13702  38% /boot
>darius:/home         714091552 491106336 222985216  69% /home
>darius:/var/spool/share
>                      20136800   3830208  16306592  20% /var/spool/share
>/dev/sda4             27934744    519076  27415668   2% /coda
>
>
>a3:/var/log # ls -la /coda/
>
>And that's it for that window too, it's hung beyond ^C retrieving it.
>
>This is what always happens,
> I think it relates to the files being bigger than 2 Gig.
>This time it died copying nt.nhr
>
>ls -la  /home/cbf/biofile/db/blastN/nt/nt.00.nhr
>-rw-r--r--   1 biofile www 179427600 2005-08-05 20:31 nt.00.nhr
>
>Performance on the filesystem is important,
> I'm keen to get reiser4 working.
>Any help with this would be appreciated,
> if there's any extra info needed, just ask,
>
>michaelj
>
>  
>
Try an official Linus kernel with our latest snapshot....

Hans