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HBA 失败并显示信息: "LOOP DOWN detected (2)"

Solution In Progress - Updated -

Issue

  • HBA 会间歇性地失败。 日志中包括了类似如下的错误信息:
Aug 27 09:07:47 hostname kernel: qla2400 0000:24:00.0: LOOP UP detected (4 Gbps).
Aug 27 09:07:48 hostname kernel: qla2400 0000:24:00.0: SNS scan failed -- assuming zero-entry result...
Aug 27 09:17:09 hostname kernel: qla2400 0000:24:00.0: LOOP DOWN detected (2).
[/snip]
Aug 27 09:17:44 hostname kernel: qla2400 0000:24:00.0: LOOP UP detected (4 Gbps).
Aug 27 09:17:45 hostname kernel: qla2400 0000:24:00.0: SNS scan failed -- assuming zero-entry result...
Aug 27 09:19:17 hostname kernel: qla2400 0000:24:00.0: LOOP DOWN detected (2).
  • 请注意,HBA 会启动,但经过一段时间后会停机。

Environment

  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5

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