Tuxedo 9.1 Patch Level 157 Application Is Getting LIBGW_CAT:1020: ERROR: Can't Lock Gateway Shared Memory Under Race Condition (Doc ID 1570827.1)

Last updated on NOVEMBER 04, 2016

Applies to:

Oracle Tuxedo - Version 9.1 and later
Information in this document applies to any platform.

Symptoms

Tuxedo 9.1 Patch Level 157 Application getting LIBGW_CAT:1020: ERROR: Can't Lock Gateway Shared Memory Under Race Condition

In Tuxedo 9.1 Patch Level 157 log file (ULOG) you can see many lines like:

 

192221.BOXNAME!GWTDOMAIN.2163776.772.0: LIBGW_CAT:1020: ERROR: Can't lock gateway shared memory
192221.BOXNAME!GWTDOMAIN.2163776.772.0: LIBGW_CAT:1000: ERROR: Message dropped by gw_msg_recv(). Error = 402005
192221.BOXNAME!GWTDOMAIN.2163776.772.0: LIBGW_CAT:1020: ERROR: Can't lock gateway shared memory
192221.BOXNAME!GWTDOMAIN.2163776.772.0: LIBGW_CAT:1000: ERROR: Message dropped by gw_msg_recv(). Error = 402005

 

and:

131301.BOXNAME!GWTDOMAIN.2163776.772.0: LIBGW_CAT:1020: ERROR: Can't lock gateway shared memory
131301.BOXNAME!GWTDOMAIN.2163776.772.0: LIBGWT_CAT:1052: ERROR: Unable to obtain remote service information from shared memory
131301.BOXNAME!GWTDOMAIN.2163776.772.0: LIBGWT_CAT:1037: ERROR: Unrecoverable error occurred on send of data - sending failure reply locally

 



Cause

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