ORA-29771: Process M000 (OSID 907) Blocks CKPT (OSID 17826) For More Than 70 Seconds
(Doc ID 2429296.1)
Last updated on FEBRUARY 22, 2019
Applies to:
Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
- Following errors in the alert log:
CKPT (ospid: 26401) waits for event 'latch free' for 77 secs
CKPT (ospid: 26401) waits for latch 'hash table dml freq tracking latch' for 77 secs
ORA-29771: process M000 (OSID 23554) blocks CKPT (OSID 26401) for more than 70 seconds
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |