Hi, Please look the following comment.
-- Best regards, Eric, Ren HA team, SUSE >>> > > OS ubuntu > ub-ocfs1 and ub-ocfs:~# uname -a > Linux ub-ocfs 3.5.0-17-generic #28-Ubuntu SMP Tue Oct 9 19:31:23 UTC 2012 > x86_64 > x86_64 x86_64 GNU/Linux > > on both: > > ub-ocfs:~# service o2cb start > Loading stack plugin "user": OK > Loading filesystem "ocfs2_dlmfs": OK > Mounting ocfs2_dlmfs filesystem at /dlm: OK > Setting cluster stack "cman": OK > Loading filesystem "ocfs2": OK > Starting ocfs2_controld.cman: OK > > ub-ocfs:~# mount /dev/drbd/by-res/wwwdata /opt/ It didn't make sense to use '/opt' as mount point! It maybe the reason why 'ls /opt/local' function wrong, in which it's hard to decide whether native fs or ocfs2 to take effect. Instead, you should use a empty directory, such as '/mnt/shared'. See if the same error will occur. Hope it helps. > > ub-ocfs:~# service drbd status > drbd driver loaded OK; device status: > version: 8.3.13 (api:88/proto:86-96) > srcversion: 697DE8B1973B1D8914F04DB > m:res cs ro ds p mounted fstype > 1:wwwdata Connected Primary/Primary UpToDate/UpToDate C /opt ocfs2 > > ub-ocfs:~# ls /opt/ > local lost+found > > ub-ocfs:~# ls /opt/local > Segmentation fault > > ub-ocfs:~# ps fa > PID TTY STAT TIME COMMAND > 2472 pts/2 Ss 0:00 -bash > 2529 pts/2 R+ 0:00 \_ ps fa > 2299 pts/1 Ss 0:00 -bash > 2356 pts/1 S+ 0:00 \_ -bash > 2361 pts/1 D+ 0:00 \_ ls -l /opt/local/etc /opt/local/games > /opt/local/include /opt/local/leo1.... > > > the script ls -l /opt/local/* > > ub-ocfs:~# cat /opt/local/leo-ocfs6.sh > date ; echo -n > hostname > ls -l > ls -l /opt/local/le* > ls -l /opt/local/* > > > I can work normal > > ub-ocfs1:~# rm -r /opt/local/bin > ub-ocfs1:~# mkdir /opt/local/etc/bin > ub-ocfs1:~# ls /opt/local/leo* > /opt/local/leo1 /opt/local/leo3 /opt/local/leo-ocfs /opt/local/leo-ocfs2 > > /opt/local/leo-ocfs4 /opt/local/leo-ocfs6 > /opt/local/leo2 /opt/local/leo4 /opt/local/leo-ocfs1 /opt/local/leo-ocfs3 > > /opt/local/leo-ocfs5 /opt/local/leo-ocfs6.sh > > > but resource is busy if I want restart or unload > > ocfs:~# service o2cb unload > Stopping ocfs2_controld.cman: /sbin/start-stop-daemon: warning: this system > is > not able to track process names > longer than 15 characters, please use --exec instead of --name. > Failed > Unable to unload modules as the cluster is still online > > > because '2361 pts/1 D+ 0:00 \_ ls -l /opt/local/' is in 'D > uninterruptible sleep (usually IO)' > > if I want the control back I need reboot host, > > anybody have another solution ?-:-( > > by > leopoldo tosi > > _______________________________________________ > Ocfs2-users mailing list > Ocfs2-users@oss.oracle.com > https://oss.oracle.com/mailman/listinfo/ocfs2-users > > _______________________________________________ Ocfs2-users mailing list Ocfs2-users@oss.oracle.com https://oss.oracle.com/mailman/listinfo/ocfs2-users
