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S5500T multipathing failure

Publication Date:  2014-11-28 Views:  46 Downloads:  0
Issue Description
Customer topology is like this :

 



He first tried to reboot a switch and test the failover function . After the path failed over and the rebooted switch powered on the second swtich was restarted. 
Alarm Information
He first tried to reboot a switch and test the failover function . The problem was that the process took somewhere around 1 minute .After the path failed over and the rebooted switch powered on the second swtich was restarted. This caused the connection to totally fail .
Handling Process
Asked for customer topology (picture above) . Requested the logs .
Root Cause
Root cause was that the iSCSI initiator (server) timeout parameter was set to 60 seconds .
Solution
Seted the timeout to 5 seconds .After performing some tests everything was stable.


Suggestions

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