kernel shows 'Mode parameters changed' messages for SAN devices

Solution Unverified - Updated -

Issue

  • kernel shows lots of 'Mode parameters changed' messages for SAN devices

    Dec  9 09:28:43 host1 kernel: sd 1:0:1:6: Mode parameters changed
Dec  9 09:28:44 host1 kernel: sd 2:0:1:12: Mode parameters changed
Dec  9 09:28:45 host1 kernel: sd 1:0:1:7: Mode parameters changed
Dec  9 09:28:46 host1 kernel: sd 1:0:1:9: Mode parameters changed
Dec  9 09:28:48 host1 kernel: sd 1:0:1:11: Mode parameters changed
Dec  9 09:28:48 host1 kernel: sd 1:0:0:12: Mode parameters changed
Dec  9 09:28:48 host1 kernel: sd 1:0:0:5: Mode parameters changed
Dec  9 09:28:48 host1 kernel: sd 1:0:1:2: Mode parameters changed
Dec  9 09:28:50 host1 kernel: sd 1:0:0:8: Mode parameters changed
Dec  9 09:29:12 host1 kernel: sd 1:0:1:4: Mode parameters changed

Environment

  • Red Hat Enterprise Linux 6.6
  • IBM 1814 FAStT SAN/Storage

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