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Brocade G series switch reporting faulty FAN

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Category:
fabric-interconnect-and-management-switches
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brocade
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Applies to

  • Brocade G610
  • Metrocluster Brocade G610 switch
  • Brocade G720
  • Metrocluster Brocade G720 switch

Issue

  • Integrated FAN of Brocade G610/G720 switch goes to faulty state and auto recovers.
  • No environmental issues are present.
  •  In the errdump logs, even though FANs are integrated, it appears to have recovered by performing removal and re-insertion which is not true.
    • Example:
2021/02/11-14:28:02, [HIL-1206], 586, CHASSIS, ERROR, BrocadeG610, Fan 1 sensor 1 , speed (2649 RPM) below threshold.
2021/02/11-14:28:02, [HIL-1312], 587, CHASSIS, WARNING, BrocadeG610, 1 blower(s) failed. Check all blower units immediately.
2021/02/11-14:28:02, [EM-1034], 588, CHASSIS, ERROR, BrocadeG610, Fan 1 set to faulty, rc=20006.
2021/02/11-14:28:14, [MAPS-1021], 589, FID 128, WARNING, brocade-sw1, RuleName=defCHASSISBAD_FAN_MARG, Condition=CHASSIS(BAD_FAN>=1), Obj:Chassis [ BAD_FAN,1] has contributed to switch status MARGINAL.
2021/02/11-14:28:14, [MAPS-1020], 590, FID 128, WARNING, brocade-sw1, Switch wide status has changed from HEALTHY to MARGINAL.
2021/02/11-14:30:01, [EM-1050], 591, CHASSIS, INFO, BrocadeG610, FRU Fan 1 removal detected.
2021/02/11-14:30:01, [EM-1049], 592, CHASSIS, INFO, BrocadeG610, FRU Fan 1 insertion detected.
2021/02/11-14:30:14, [MAPS-1020], 593, FID 128, WARNING, brocade-sw1, Switch wide status has changed from MARGINAL to HEALTHY.
  • fanshow output: 
Fan 1 is Ok, speed is 25641 RPM
Fan 2 is Faulty
 
 

 

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