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Cisco Bug: CSCvv01339 - C240 M4SX server reporting PMBUS_ALERT for UCSC-PSU2V2-1400W

Last Modified

Sep 03, 2020

Products (1)

  • Cisco Unified Computing System

Known Affected Releases

4.0(2f)H

Description (partial)

Symptom:
Server SEL log completely filled with Power Supply Alerts:
# 00 49 00 00 01 02 00 00 DD 05 A5 5E 20 00 04 08 E6 00 00 00 04 01 FF FF # 4900 | 04/26/2020 03:54:05 UTC | CIMC | Power supply PMBUS_ALERT #0xe6 | Predictive Failure asserted | Asserted
 # 01 49 00 00 01 02 00 00 E2 05 A5 5E 20 00 04 08 E6 00 00 00 04 00 FF FF # 4901 | 04/26/2020 03:54:10 UTC | CIMC | Power supply PMBUS_ALERT #0xe6 | Predictive Failure deasserted | Asserted
 # 02 49 00 00 01 02 00 00 E3 05 A5 5E 20 00 04 08 E6 00 00 00 04 01 FF FF # 4902 | 04/26/2020 03:54:11 UTC | CIMC | Power supply PMBUS_ALERT #0xe6 | Predictive Failure asserted | Asserted
 # 03 49 00 00 01 02 00 00 11 06 A5 5E 20 00 04 08 E6 00 00 00 04 00 FF FF # 4903 | 04/26/2020 03:54:57 UTC | CIMC | Power supply PMBUS_ALERT #0xe6 | Predictive Failure deasserted | Asserted
 # 04 49 00 00 01 02 00 00 13 06 A5 5E 20 00 04 08 E6 00 00 00 04 01 FF FF # 4904 | 04/26/2020 03:54:59 UTC | CIMC | Power supply PMBUS_ALERT #0xe6 | Predictive Failure asserted | Asserted
 # 05 49 00 00 01 02 00 00 35 06 A5 5E 20 00 04 08 E6 00 00 00 04 00 FF FF # 4905 | 04/26/2020 03:55:33 UTC | CIMC | Power supply PMBUS_ALERT #0xe6 | Predictive Failure deasserted | Asserted

No Power issues nor any faulty PSU.

Conditions:
Server Model : C240 M4SX
Firmware        : 4.0(2h)
PSU Model     : UCSC-PSU2V2-1400W (2 PSU installed)
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