Oh yeah, what you really want though is to use dm-multipath if you are going to hit long down periods. With that you can also use the queue_if_no_path feature with the multipath-tools.
On 04/04/2013 02:15 PM, Mike Christie wrote: > On 04/04/2013 05:11 AM, parveen kumar wrote: >> Apr 4 13:53:16 master kernel: session1: iscsi: session recovery timed >> out after 120 secs > > You will want to update from Centos 5.3 to 5.7 to get some bug fixes. > > For the 1 hour question, you want to set the > replacement_timeout/recovery_timeout higher. It is set to 120 secs by > default. There is more info the > /usr/share/doc/iscsi-initiator-utils*/REAMDE. > > > # > # See the iSCSI REAME's Advanced Configuration section for tips > # on setting timeouts when using multipath or doing root over iSCSI. > # > # To specify the length of time to wait for session re-establishment > # before failing SCSI commands back to the application when running > # the Linux SCSI Layer error handler, edit the line. > # The value is in seconds and the default is 120 seconds. > # Special values: > # - If the value is 0, IO will be failed immediately. > # - If the value is less than 0, IO will remain queued until the session > # is logged back in, or until the user runs the logout command. > node.session.timeo.replacement_timeout = 120 > -- You received this message because you are subscribed to the Google Groups "open-iscsi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/open-iscsi?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
