Hi Piotr,
Could you send your output of "strace -f"? I guess that it is problem
with semaphore opening as I can see in my reproduction. But it needs to
compare our cases.
Thanks,
Vyacheslav Dubeyko.
On Tue, 2012-07-10 at 09:51 +0200, Piotr Szymaniak wrote:
> On Mon, Jul 09, 2012 at 11:33:13AM +0200, dexen deVries wrote:
> > On Monday 09 of July 2012 09:33:00 you wrote:
> > >(...)
> > > Where to go from this point? How to debug nilfs_cleanerd issue?
> >
> > using strace -f on the nilfs_cleanerd should give you a clue what causes
> > the
> > exit. it may exit if can't connect to syslogd.
>
> Hi list,
>
> I will try to sort information from few messages together here.
>
> Attached strace output from my "nilfs_cleanerd" for rootfs. The script
> is in /etc/local.d (again, Gentoo Linux) and it looks like this (removed
> commented parts and empty lines):
> CONFILE="/etc/nilfs_cleanerd_rootfs.conf"
> TARGETDISK="/dev/disk/by-uuid/1aa9e6fb-cf7d-45bd-bbfb-08110a8840b7"
> /sbin/nilfs_cleanerd -c "${CONFILE}" "${TARGETDISK}"
>
> And here's the mentioned nilfs_cleanerd_rootfs.conf:
> protection_period 3600
> min_clean_segments 13%
> max_clean_segments 25%
> clean_check_interval 10
> selection_policy timestamp # timestamp in ascend order
> nsegments_per_clean 2
> mc_nsegments_per_clean 4
> cleaning_interval 5
> mc_cleaning_interval 1
> retry_interval 60
> use_mmap
> log_priority info
>
>
> > if `lscp' reports no checkpoints, try `lscp -a' -- should show even minor
> > checkpoints (which are checkpoints created by GC, AFAIK).
>
> That's right, lscp -a gives some more output:
> maszyn ~ # lscp -a | wc -l
> 1428
>
> Running nilfs_cleanerd with more verbose output (log_priority debug)
> gives me this:
> Jul 10 09:45:26 [nilfs_cleanerd] start
> Jul 10 09:45:26 [nilfs_cleanerd] cannot open nilfs on /dev/sda2: No such
> file or directory
> Jul 10 09:45:26 [nilfs_cleanerd] cannot create cleanerd on /dev/sda2: No
> such file or directory
> Jul 10 09:45:26 [nilfs_cleanerd] shutdown
>
>
> maszyn ~ # ll /dev/sda2
> brw-rw---- 1 root disk 8, 2 lip 10 2012 /dev/sda2
>
> maszyn ~ # ll /dev/disk/by-uuid/1aa9e6fb-cf7d-45bd-bbfb-08110a8840b7
> lrwxrwxrwx 1 root root 10 lip 10 2012
> /dev/disk/by-uuid/1aa9e6fb-cf7d-45bd-bbfb-08110a8840b7 -> ../../sda2
>
>
> Piotr Szymaniak.
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