ISH Unreleased Lock On LIBTUX_CAT:5005: WARN: USEM[0] Lock Appears Stuck

(Doc ID 1666233.1)

Last updated on APRIL 10, 2018

Applies to:

Oracle Tuxedo - Version 12.1.1 and later
Information in this document applies to any platform.

Symptoms

With SPINCOUNT=0, a lock problem of the ISH may occur with error messages in the log file (ULOG) such as:

 

145231.YourHostName!BBL.19064.1804359392.0: WARN: USEM[0] sticker 9593 is killed --> ISH process was locking the BB and has been killed
145231.YourHostName!BBL.19064.1804359392.0: LIBTUX_CAT:5005: WARN: USEM[0] lock appears stuck: held by pid=9593
145231.YourHostName!TMSYSEVT.19715.2645915360.0: LIBTUX_CAT:6916: WARN: .SysBBDeadLocked: USEM[0] lock appears stuck: held by pid=9593 on host GCTX
145231.YourHostName!ISL.19757.2150065888.0: ISNAT_CAT:1067: ERROR: IIOP Handler died, cleaning up
145345 - ISH.29151 restarted

 



Cause

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