multipathd shows path status as orphan, faulty
Issue
- System is able to detect the SAN devices successfully in
/proc/scsi/scsioutput but for some pathsmultipathdis showing path status asorphaned, faulty:
multipathd> show paths
hcil dev dev_t pri dm_st chk_st next_check
[...]
1:0:0:0 sdm 8:192 0 [active][faulty] [orphan]
1:0:0:1 sdn 8:208 10 [active][ready] XXX....... 6/20
1:0:0:2 sdo 8:224 0 [undef] [faulty] [orphan]
1:0:0:3 sdp 8:240 0 [undef] [faulty] [orphan]
1:0:0:4 sdq 65:0 0 [undef] [faulty] [orphan]
1:0:0:5 sdr 65:16 0 [undef] [faulty] [orphan]
1:0:1:0 sds 65:32 0 [undef] [faulty] [orphan]
1:0:1:1 sdt 65:48 0 [undef] [faulty] [orphan]
1:0:1:2 sdu 65:64 0 [undef] [faulty] [orphan]
1:0:1:3 sdv 65:80 0 [undef] [faulty] [orphan]
1:0:1:4 sdw 65:96 0 [undef] [faulty] [orphan]
1:0:1:5 sdx 65:112 0 [undef] [faulty] [orphan]
Environment
- Red Hat Enterprise Linux 5.6
- DM-Multipath.
- IBM 2145 SAN devices.
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