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AIX host multipathing state failed for T series storage

Publication Date:  2015-11-18 Views:  578 Downloads:  0
Issue Description

The AIX host FC link is disconnected, and then the link is recovered, issue command upadm show path and it showed logical path for hdisk10 is hdisk11, hdisk14, hdisk2, hdisk22 are failed.

Handling Process

1, Issue command "upadm show path" to list all the link state, record the vlun ID which state is failed.

2, Issue command "upadm show vlun" to list all the disks, check the colume "In use" and confirm that the disk in failed path is not used

3. For the hdisks which link state are failed, issue command "chpath -s enable -l hdiskX" to set the links to enable:

4. After set all the link to enable, issue command "lspath" to check all the link state:


This issue had been fixed in Ultrapth V100R008C00SPC300 version, it's recommended to upgrade to Ultrapath V100R008C00SPC300 or newer version as a permanently resolution.