Details
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Bug
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Status: Open (View Workflow)
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Major
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Resolution: Unresolved
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10.5, 10.6, 10.4(EOL), 10.7(EOL), 10.8(EOL), 10.9(EOL), 10.10(EOL)
Description
In 7a9dfdd GLOBAL and COMMIT namespaces were combined into BACKUP, which doubled load on BACKUP lock mutex.
Can be fixed by implementing something similar to MySQL WL#7306 "Improve MDL performance and scalability by implementing lock-free lock acquisition for DML".
Attachments
Issue Links
- is caused by
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MDEV-5336 Implement BACKUP STAGE for safe external backups
- Closed
- relates to
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MDEV-14992 BACKUP: in-server backup
- Open