Fibre Channel paths dropped, need issue_lip to restore them
Issue
- systems are randomly dropping fibre channel paths to storage resulting in DID_NO_CONNECT
- loosing san paths multiple times and having to manually recover them
- paths easily restored by manually issuing a LIP
- SAN devices under multipath are going down and devices returning error of:
Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK,SUGGEST_OK
Environment
- Red Hat Enterprise Linux 5.8
- Red Hat Enterprise Linux 5.9 (prior to 2.6.18-384.27.1.el5)
- Red Hat Enterprise Linux 5.10 (prior to 2.6.18-371.9.1.el5)
- lpfc FC driver
- Hitachi or HP Open-V storage (rebranded Hitachi)
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