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RE: how to prevent filesystem check



Running the following command on your slave server should do the trick:

echo "AUTOFSCK_DEF_CHECK=\"no\"" >> /etc/sysconfig/autofsck

..Chuck..


> -----Original Message-----
> From: Sebastian Reitenbach [mailto:itlistuser rapideye de] 
> Sent: Tuesday, November 28, 2006 6:06 AM
> To: ext3-users redhat com
> Subject: how to prevent filesystem check
> 
> Hi all,
> 
> I want to setup a RAID storage system, where i have two 
> systems connected to it. the filesystems are mapped out to 
> both connectors. I want the master host mount them read 
> write, and the slave read only.
> 
> in my fstab on the slave I have a line like the following:
> /dev/sdb1   /mount    ext3   acl,noauto,user_xattr,nosuid,ro    0 0
> 
> so in man 5 fstab, it is written, that when the 6. field is 
> 0, no filesystem check will be done at mount time.
> 
> and in man mount, I read that, the nocheck parameter is the 
> default, that means, that no filesystem checks should be 
> performed when the partition is mounted.
> 
> but when I mount the filesystem on the slave, I see the 
> following messages in /var/log/messages:
> EXT3-fs: mounted filesystem with ordered data mode.
> EXT3-fs: INFO: recovery required on readonly filesystem.
> EXT3-fs: write access will be enabled during recovery.
> (fs/jbd/recovery.c, 255): journal_recover: JBD: recovery, 
> exit status 0, recovered transactions 99610 to 100072 
> (fs/jbd/recovery.c, 257): journal_recover: JBD: Replayed 
> 12498 and revoked
> 589/918 blocks
> kjournald starting.  Commit interval 5 seconds
> EXT3-fs: recovery complete.
> 
> 
> since I test this, the master server had occassional problems 
> with the filesystem, so he decided to mount these read-only, 
> and I had to fsck it.
> I think the filesystem got destroyed because of the 
> filesystem ckecks, while mounting it readonly on the second server.
> 
> I googled around, and found a similar message from someone 
> mounting a XFS file system. So I am not sure, whether this is 
> a mount or a ext3 problem.
> 
> my kernel is a 2.6.12.6-bigsmp, on a SuSE 10.1.
> 
> Is there any other way to prevent the slave server from doing 
> any filesystem checks?
> 
> 
> kind regards
> Sebastian
> 
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