1575
MySQLERRORCriticalBinary LogHIGH confidence
Cannot activate binary log
Production Risk
High — binary logging is critical for replication and recovery.
What this means
MySQL failed to activate or open the binary log file.
Why it happens
- 1Disk full or I/O error when creating a new binary log file.
- 2Permissions issue on the binary log directory.
- 3Binary log index file is corrupted.
How to reproduce
trigger — this will error
trigger — this will error
-- Internal error; typically surfaces at startup or FLUSH LOGS when disk is full.
expected output
ERROR 1575 (HY000): Can't activate '%s' log
Fix 1
Free disk space
Free disk space
-- Purge old binary logs: PURGE BINARY LOGS BEFORE DATE_SUB(NOW(), INTERVAL 7 DAY);
Why this works
Freeing disk space allows MySQL to create new binary log files.
Fix 2
Fix directory permissions
Fix directory permissions
-- chown -R mysql:mysql /var/lib/mysql/binlogs
Why this works
The MySQL process must have write access to the binary log directory.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 1575 ER_CANT_ACTIVATE_LOG
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