Hello!

On Wed, Jan 15, 2003 at 03:35:59AM +0100, Bernhard Sadlowski wrote:

> I am using the attached stess.sh script (probably from this mailinglist)
> for creating load on a reiserfs filesystem, which forks 100
> (read,write,delete) processes: 
> # mkreiserfs /dev/sda4
> # mount /dev/sda4 /backup
> # stress.sh -c /usr -n 100 /backup 
> Then wait until /backup fills up.

Hm. This resembles me something.
Can you reproduce the same problem if you apply patches from
ftp://ftp.namesys.com/pub/reiserfs-for-2.4/testing/quota-2.4.20/
These patches add quota support to reiserfs, but also change some
new inode-related operation to prevent deadlocks like you are seeing.

> Any I/O freezes and even after killing the script, the remaining cp and
> mv commands don't terminate. They are in status "D". A simle "ls
> /backup" never comes back. Only a hard powerdown fixes this situation,
> because "init 6" etc. doesn't work. I have even activated the reiserfs
> debug, but I don't see any additional info.

Try executing sysrq-t after the lockup happens, then send us decoded output
plese.

Thank you.

Bye,
    Oleg

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