>>On Thu, Sep 16, 2004 at 11:05:02AM +0100, Paulo Sousa wrote:
>> I' testing the GFS in RHEL3 but I have some problems.
>> I have 2 servers connect to a shared SCSI storage and one
>> of the serves is the lock server (I don't have redundancy at this
>> moment to lock_server, it is just for testing)
>> Server1 (mount gfs filesystem + lock_server)
>> Server2 (mount gfs filessystem)
>> This is the test I have made in the server 1
>> /etc/init.d/lock_gulmd stop
>You have a single lock server. This is where all of the lock state is
>stored. The lock state is what keeps the different nodes mounting gfs
>from corrupting data. You have no redundancy in the lock state. You
>stopped the lock server. The lock state was lost. The cluster cannot
>continue. The nodes killed themselves rather than let the filesystem
>meta data get corrupted.
>If you want to be able to stop lock servers, you MUST have redundancy in
>the lock servers. For gulm this means you need three nodes.
Tank you, but my problem is: The system gives kernel panic and stop, then I need make reboot manual.