Control file enqueue hold time tracking dump at time (Doc ID 1575570.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms

 On 11gR2, the following messages are generated in CKPT traces:

Control file enqueue hold time tracking dump at time: 1670479
 1: 5268ms (ro) file: kcf.c line: 4726 count: 1 total: 5268ms time: 1670016
 2: 2240ms (rw) file: kct.c line: 2522 count: 1 total: 2240ms time: 1670019
 3: 941ms (ro) file: kcrr.c line: 3594 count: 1 total: 941ms time: 1670198
 4: 800ms (rw) file: kcv.c line: 15856 count: 1 total: 800ms time: 1670017
Control file enqueue hold time tracking dump at time: 1672300

Cause

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