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4 commits

Author SHA1 Message Date
Monty
775cba4d0f MDEV-33145 Add FLUSH GLOBAL STATUS
- FLUSH GLOBAL STATUS now resets most global_status_vars.
  At this stage, this is mainly to be used for testing.
- FLUSH SESSION STATUS added as an alias for FLUSH STATUS.
- FLUSH STATUS does not require any privilege (before required RELOAD).
- FLUSH GLOBAL STATUS requires RELOAD privilege.
- All global status reset moved to FLUSH GLOBAL STATUS.
- Replication semisync status variables are now reset by
  FLUSH GLOBAL STATUS.
- In test cases, the only changes are:
  - Replace FLUSH STATUS with FLUSH GLOBAL STATUS
  - Replace FLUSH STATUS with FLUSH STATUS; FLUSH GLOBAL STATUS.
    This was only done in a few tests where the test was using SHOW STATUS
    for both local and global variables.
- Uptime_since_flush_status is now always provided, independent if
  ENABLED_PROFILING is enabled when compiling MariaDB.
- @@global.Uptime_since_flush_status is reset on FLUSH GLOBAL STATUS
  and @@session.Uptime_since_flush_status is reset on FLUSH SESSION STATUS.
- When connected, @@session.Uptime_since_flush_status is set to 0.
2024-05-27 12:39:03 +02:00
Sergei Golubchik
df25d67d5f perfschema test formatting. Use --echo # 2020-03-14 09:51:36 +01:00
Sergei Golubchik
7af733a5a2 perfschema compilation, test and misc fixes 2020-03-10 19:24:23 +01:00
Sergei Golubchik
0ea717f51a P_S 5.7.28 2020-03-10 19:24:22 +01:00