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EM 13c: OMS Console is unavailable though OMS is UP and EMGC_OMS1.out File Reports "java.io.IOException: Too many open files" Though number of Ope File descriptors value is set to High value (Doc ID 2391053.1)

Last updated on APRIL 25, 2018

Applies to:

Enterprise Manager Base Platform - Version 13.2.0.0.0 and later
Information in this document applies to any platform.

Symptoms

EM 13c: Though OMS is up, EM Console access is intermittently unavailable.

$../gc_inst/user_projects/domains/GCDomain/servers/EMGC_OMS1/logs/EMGC_OMS1.out File reports following errors:

<Apr 19, 2018 10:32:54 AM EDT> <Critical> <Server> <BEA-002616> <Failed to listen on channel "DefaultSecure" on xxx.xxx.xx.xx:7304, failure count: 1, failing for 0 seconds, java.io.IOException: Too many open files>

$ulimit -n value set to 65536 for OMS user.

When the problem occurs, open files value is much lesser than the limit set.

$ lsof | grep -i ora | wc -l
11212

Changes

 

Cause

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