What iSCSI timeout value is recommended using multipath?
Issue
-
multipath functions in RHEL7 LIO target with iSCSI backend could not work properly. How to resolve it?
Sample logiscsid: Kernel reported iSCSI connection 1:0 error (1021 - ISCSI_ERR_SCSI_EH_SESSION_RST: Session was dropped as a result of SCSI error recovery) state (3) iscsid: connection1:0 is operational after recovery (2 attempts) kernel: session2: session recovery timed out after 120 secs kernel: sd 4:0:0:3: Device offlined - not ready after error recovery multipathd: 8:48: mark as failed multipathd: mpathc: remaining active paths: 1
Environment
- Red Hat Enterprise Linux 7
- iSCSI backend
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