Re: New CentOS4/RHEL4-compatible xfs module rpms

[Eric Sandeen <sandeen@sandeen.net>]

Geir A. Myrestrand wrote:

> However, I run into issues with xfs_freeze as it often locks up when I 
> try to freeze a file system where there is I/O activity. Sometimes it 
> happen on the first xfs_freeze invocation to freeze the file system, 
> other times I have to unfreeze and then it happens on the second time I 
> freeze. xfs_freeze never returns when this happens.
> 
> Looks like xfs_io get stuck --see partial output from `ps auxf`:
> 
> strace -ff -o freeze.txt xfs_freeze -f /mnt/xfs
>   \_ /bin/sh -f /usr/sbin/xfs_freeze -f /mnt/xfs
>       \_ /usr/sbin/xfs_io -r -p xfs_freeze -x -c freeze /mnt/xfs
> 
> Anyone else encountering this issue?
> 

Did you have this problem on the previous version?

You might do sysrq-t (echo t > /proc/sysrq-trigger) and see where the
thread is stuck.

-Eric