Duplicate or Multiple Pmon Processes
Last updated on AUGUST 29, 2014
Applies to:Oracle Exadata Storage Server Software - Version 220.127.116.11.0 and later
Information in this document applies to any platform.
Multiple or Duplicate pmon processes spawned for the single instance. Though this issue with Exadata, but this doc can be used for referance for investigating Multiple Pmon processes.
[root@ctspdbadm01 archive]# ps -ef | grep pmon | grep esadly
oresadly 20025 1 0 Jul01 ? 00:00:00 ora_pmon_esadly1
oresadly 20096 1 0 Jul01 ? 00:00:04 ora_pmon_esadly1
Customer restart the DB Instance, after that start seeing Duplicate Pmon Process for same Instance.
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