Disk errors reported due to Dead paths on AIX hosts
Applies to
- ONTAP SAN
- AIX
Issue
- AIX Hosts report disk errors on multiple disks due to path failure
Mar 30 19:45:28 fcs4 I INFO: Adapter link in dead state duriFCA_ERR12ng driver close; lk_failure (2); loss_of_sync (8) inv_words (14)
Mar 30 19:45:12 hdisk39 P SC_DISK_ERR7 path 5 path failure; INQUIRY transport dead
Mar 30 19:45:10 fcs3 I FCA_ERR12 INFO: Adapter link in dead state during driver close; lk_failure (1); loss_of_sync (3) inv_words (0)
Mar 30 19:44:12 hdisk39 P SC_DISK_ERR7 path 4 path failure; INQUIRY transport dead
Mar 30 19:43:12 hdisk39 P SC_DISK_ERR7 path 3 path failure; INQUIRY transport dead
Mar 30 19:42:12 hdisk39 P SC_DISK_ERR7 path 2 path failure; INQUIRY transport dead
Mar 30 19:41:12 hdisk38 P SC_DISK_ERR7 path 5 path failure; INQUIRY transport dead
Mar 30 19:40:12 hdisk38 P SC_DISK_ERR7 path 4 path failure; INQUIRY transport dead
Mar 30 19:39:12 hdisk38 P SC_DISK_ERR7 path 3 path failure; INQUIRY transport dead
Mar 30 19:38:12 hdisk38 P SC_DISK_ERR7 path 2 path failure; INQUIRY transport dead
- From the lsmpo command, noticed path closed status for multiple disks against particular fscsi devices :
hdisk38 0 Enabled Non fscsi1 2014d039ea2fc1f2,0
hdisk38 1 Enabled Sel,Opt fscsi1 2008d039ea2fc1f2,0
hdisk38 2 Failed Clo fscsi3 200ed039ea2fc1f2,0
hdisk38 3 Failed Clo fscsi3 2002d039ea2fc1f2,0
hdisk38 4 Failed Clo fscsi4 200ed039ea2fc1f2,0
hdisk38 5 Failed Clo fscsi4 2002d039ea2fc1f2,0
hdisk38 6 Enabled Non fscsi6 2014d039ea2fc1f2,0
hdisk38 7 Enabled Sel,Opt fscsi6 2008d039ea2fc1f2,0
.
hdisk39 0 Enabled Sel,Opt fscsi1 2014d039ea2fc1f2,1000000000000
hdisk39 1 Enabled Non fscsi1 2008d039ea2fc1f2,1000000000000
hdisk39 2 Failed Clo fscsi3 200ed039ea2fc1f2,1000000000000
hdisk39 3 Failed Clo fscsi3 2002d039ea2fc1f2,1000000000000
hdisk39 4 Failed Clo fscsi4 200ed039ea2fc1f2,1000000000000
hdisk39 5 Failed Clo fscsi4 2002d039ea2fc1f2,1000000000000
hdisk39 6 Enabled Sel,Opt fscsi6 2014d039ea2fc1f2,1000000000000
hdisk39 7 Enabled Non fscsi6 2008d039ea2fc1f2,1000000000000