Sun Fire 12K or Sun Fire 15K System Controller(SC) may Encounter a Failover Management Daemon Failure and Cause a Domain to Dstop

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Impact

In the event of a System Controller failover on Sun Fire 12K or 15K, fomd (1M) might fail during operations. The fomd (1M) daemon may either die or hang potentially causing a "Dstop" on the domain.

Contributing Factors

This issue can occur in the following releases:

• Sun Fire 12K/15K with System Management Software (SMS) 1.1
• Sun Fire 12K/15K with System Management Software (SMS) 1.2 without patch 112481-10

Note: SMS 1.3 is not affected

Symptoms

Under heavy CPU load on the SC, SMS platform messages similar to the following may appear:

	Feb 12 11:10:02 2002 HostName ssd[404]: [1312 1766410829297214 ERR
	StartupManager.cc 2850] software component failed: name=fomd

The following is an indication that fomd(1M) has failed:

	% ps -ef | grep fomd
	root 3914 1 0 Oct 21 ? 126:32 fomd
	root 1982 3914 0 Oct 30 ? 0:00 fomd

In the above example, the child process shows (pid 1982) shows no run time (0:00).

Workaround

There is no workaround. Please see the "Resolution" section below.

Resolution

This issue is addressed in the following releases:

• Sun Fire 12K/15K with System Management Software (SMS) 1.2 with patch 112481-10 or later

Note: SMS 1.1 requires an upgrade to a later release.

Modification History




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