Brocade Non-Director Switches Running FOS 7.3.1 Reboots Due To Out Of Memory (OOM) Condition

Asset ID:	1-72-2188071.1
Update Date:	2016-10-05
Keywords:

Solution Type Problem Resolution Sure

Solution 2188071.1 : Brocade Non-Director Switches Running FOS 7.3.1 Reboots Due To Out Of Memory (OOM) Condition

Applies to:

Brocade 5100 Switch - Version Not Applicable to Not Applicable [Release N/A]
Information in this document applies to any platform.

Symptoms

The Switch will reboot. Events of the following nature will be reported in the fabric log on the switch:

2016/07/30-21:00:56, [HAM-1011], 3412, FFDC | CHASSIS, CRITICAL, Brocade5100, haReboot is automatically triggered for warm recovery from OOM.
2016/07/30-21:00:57, [RAS-1001], 3413, CHASSIS, INFO, Brocade5100, First failure data capture (FFDC) event occurred.
2016/07/30-21:01:05, [RAS-1001], 3414, CHASSIS, INFO, Brocade5100, First failure data capture (FFDC) event occurred.
2016/07/30-21:01:20, [FSSM-1002], 3415, CHASSIS, INFO, Brocade5100, HA State is in sync.
2016/07/30-21:01:46, [RAS-1007], 3416, CHASSIS, INFO, Brocade5100, System is about to reload.
2016/07/30-21:02:35, [HAM-1004], 3417, CHASSIS, INFO, Brocade5100, Processor rebooted - reboot.

This issue has only been reported in Release: FOS7.3.1

Cause

Brocade released the following Notification:

Defect ID: DEFECT000576282
Technical Severity: High Probability: Medium
Product: Brocade Fabric OS Technology Group: Management
Reported In Release: FOS7.3.1 Technology: Fibre Channel Services
Symptom: Brocade switches hareboot due to Out of Memory (OOM) condition.

Condition: This is seen only on Brocade non-director switches (except Brocade BES, 7800 and 7840) running
FOS versions v7.2.1f, v7.3.1c or v7.4.1. This occurs due to OOM condition from a memory leak
during the periodic polling of digital diagnostic monitoring capable SFPs. Directors are not impacted.

This issue was resolved in FOS release v7.4.1a

Solution

Upgrade to at lease FOS: v7.4.1b available in Patch 152204-02.

See Oracle Fibre Channel (FC) SAN Switch Firmware Patch Matrix for Firmware Upgrade - Brocade - Cisco - McData - Qlogic (Doc ID 1507746.1) for the latest FOS matrix.

Goal

References

<BUG:365> -
<NOTE:1270583.1> - Qlogic Switch - What logs are required to troubleshoot a Qlogic Fibre Channel switch
<NOTE:1003754.1> - How to Gather Brocade SupportSave or SupportShow Logs

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