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Knowledge Base

host multipathing software of 10AIX platform install in error lead to that some path is denied

Publication Date:  2012-09-20  |   Views:  232  |   Downloads:  0  |   Author:  SU1000864011  |   Document ID:  EKB1000015421

Contents

Issue Description

On some site, P550 midrange computer link S5500 storage, distribute 10 LUN to P550 and install host multipathing software. Run lspath to check path state, then find that some path is denied.

Alarm Information

none

Handling Process

1. Uninstall host multipathing software and reset P550
# installp -u UltraPath-1.15.001.AIX5.3
# shutdown –Fr
2. Install the new version software and reset P550
# installp -acd UltraPath-1.30.001.AIX5.3.ppc_64.bff
# shutdown –Fr
3. Run lspath to check path state, all path is good.

Root Cause

 Have not reset P550 after uninstalling old version multipathing software, however it installed the new version directly, so path is abnormal.

Suggestions

none