Database Processes Towards NAS Disk (Oracle Direct NFS) Creating Many CLOSE_WAIT
Last updated on MAY 31, 2013
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 and later
Information in this document applies to any platform.
#netstat -anp|grep CLOSE_WAIT|wc -l
Above command shows output
"Foreign Address" is the EMC NAS
"Local Address" is the servers NIC interface on that subnetwork.
And Process is various RDBMS processes such as dbrm, gen0, q000, mmon, arc2, reco, smon, emnc etc etc AS well as client connections (LOCAL=NO)
From the beginning all CLOSE_WAITs where of 2 kinds:
1. Cloud Control Agent java process
2. Database processes towards NAS disk (Oracle Direct NFS)
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