LCK Process Hang Waits for Event 'libcache interrupt action by LCK'
(Doc ID 2733773.1)
Last updated on MARCH 03, 2021
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Information in this document applies to any platform.
LCK1 hang with ''libcache interrupt action by LCK''
DB alert log
LCK1 (ospid: 307639) is hung in an acceptable location (libcache 0x41.02)
LMHB process trace shows the following:
: heartbeat check status 2 (acceptable) (threshold 17920 sec)
: heartbeat poke time 0x5d939066 req 0xb60b7 ack 0xb60b6 freq 10
: heartbeat state 0x41.02 (libcache) pso-flag 0x0
: waiting for event 'libcache interrupt action by LCK' for 33360 secs with wait_id 1300841383.
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