Innodb_row_lock_current_waits is inaccurate
General
Escalation
General
Escalation
Description
Environment
None
AFFECTED CS IDs
CS0035520
Activity
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Details
Details
Assignee
Unassigned
UnassignedReporter
Iwo Panowicz
Iwo PanowiczNeeds QA
Yes
Affects versions
Priority
Smart Checklist
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Created April 18, 2023 at 9:17 AM
Updated March 6, 2024 at 9:43 AM
Upstream bug report: https://bugs.mysql.com/bug.php?id=94775
Steps to reproduce:
01) prepare
/usr/share/sysbench/oltp_update_index.lua prepare --mysql-host=127.0.0.1 --mysql-port=8030 --mysql-user=msandbox --mysql-password=msandbox --mysql-db=test --threads=32 --table-size=100 --tables=32
02) run
/usr/share/sysbench/oltp_update_index.lua run --mysql-host=127.0.0.1 --mysql-port=8030 --mysql-user=msandbox --mysql-password=msandbox --mysql-db=test --threads=32 --table-size=100 --tables=32
03) check the value of
Innodb_row_lock_current_waits
, after the complete run it will be >= 0, even without any connections.