SRVCTL STOP DATABASE -D hang in CJQ process (Doc ID 1955637.1)

Last updated on JUNE 19, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.1.0.2 [Release 11.2 to 12.1]
Information in this document applies to any platform.

Symptoms

srvctl stop database -d hangs and  "IPC Send timeout detected" in alert log causing slow shutdown.

cjq0 process hung during shutdown of instance(s) for a RAC database.

node1 instance alert log:

Wed Nov 12 15:38:22 2014
ALTER SYSTEM SET service_names='APOLLO' SCOPE=MEMORY SID='APOLLO1';
Shutting down instance (immediate)
Stopping background process SMCO
Shutting down instance: further logons disabled
Stopping background process QMNC
Stopping background process MMNL
Stopping background process MMON
License high water mark = 12
All dispatchers and shared servers shutdown
ALTER DATABASE CLOSE NORMAL /* db agent *//* {1:36932:7257} */
Wed Nov 12 15:38:29 2014
SMON: disabling tx recovery
Wed Nov 12 15:41:34 2014
Stopping background process CJQ0

Node2 instance alert log

Wed Nov 12 15:38:22 2014
SMON: disabling tx recovery
Wed Nov 12 15:38:29 2014
IPC Send timeout detected. Sender: ospid 19398820 [oracle@cdcsrv94 (CJQ0)]
Receiver: inst 1 binc 3 ospid 26804342

Cause

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