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Shared Server Connections Hung, Waiting on Virtual Circuit Status via Juniper Firewall (Doc ID 1068158.1)

Last updated on JANUARY 23, 2020

Applies to:

Oracle Net Services - Version to [Release 10.2 to 11.2]
Information in this document applies to any platform.


Connections to database, via Juniper firewall, using the shared server connection model hanging, waiting on event "virtual circuit status". 10046 of hung session confirms following
Received ORADEBUG command 'event 10046 trace name context forever, level 12' from process Unix process pid: 15410, image:
*** 2010-02-25 13:40:22.137
WAIT #4: nam='virtual circuit status' ela= 48691363 circuit#=65 status=2 p3=0 obj#=-1 tim=69157325240
*** 2010-02-25 13:40:34.568
Received ORADEBUG command 'unlimit' from process Unix process pid: 15410, image:
Received ORADEBUG command 'dump errorstack 3' from process Unix process pid: 15410, image:
v$session information shows the process is active
Other symptons might include application log for the connections showing the errors
ORA-1041 "internal error. hostdef extension doesn't exist"
ORA-3113 "end-of-file on communication channel"
ORA-3114 "not connected to ORACLE"


Juniper firewall upgrade


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