You can try trapping the error in the fs. Do: # debugfs.ocfs2 -l NAMEI ENTRY on # mysqld --safe-node # debugfs.ocfs2 -l NAMEI off ENTRY deny
/var/log/messages will have the logs. Peter P GMX wrote: > I have set up an cluster with ocfs2 on top of drbd in primary/primary mode. > As long as the datadir is in /var/lib/mysql, everything works fine. > But as soon as I put the datadir on the ocfs2 filesystem > /mnt/data/mysql > mysql fails with: > [Ubuntu] r...@fs2:/etc# mysqld --safe-mode > 090930 18:08:14 [Warning] Can't create test file > /mnt/data/mysql/fs2.lower-test > 090930 18:08:14 [Warning] Can't create test file > /mnt/data/mysql/fs2.lower-test > 090930 18:08:14 InnoDB: Operating system error number 13 in a file > operation. > InnoDB: The error means mysqld does not have the access rights to > InnoDB: the directory. > InnoDB: File name ./ibdata1 > InnoDB: File operation call: 'open'. > InnoDB: Cannot continue operation. > > When I temporarily login as user mysql and create the same file it can > create the file: > $ whoami > mysql > $ echo a >/mnt/data/mysql/fs2.lower-test > $ ls -al > -rw-r--r-- 1 mysql mysql 2 2009-09-30 19:15 fs2.lower-test > > I've also tried with an ext3 filesystem on the drbd device in > primary/secondary configuration, this worked fine. > So this only happens when the datadir is on a ocfs2 file system. > > Some more facts: > - still the same error if filesystem is unmounted on the other machine > of the cluster > - O2CB_HEARTBEAT_THRESHOLD=31 > - Ubuntu 8.043 > - MySQL server is mysql-server 5.0.51a > - ocfs2-tools 1.3.9 > - drbd8-utils 2:8.0.11-0 > > Has anybody experienced a similar problem? May it have to do with > locking or extended attributes? > I've also asked on the Mysql users side as I do not know whether this is > an OCFS or a MySQL problem. > > Best regards > Peter > > _______________________________________________ > Ocfs2-users mailing list > Ocfs2-users@oss.oracle.com > http://oss.oracle.com/mailman/listinfo/ocfs2-users > _______________________________________________ Ocfs2-users mailing list Ocfs2-users@oss.oracle.com http://oss.oracle.com/mailman/listinfo/ocfs2-users
