4082
MySQLWARNINGCriticalHIGH confidence
InnoDB buffer pool dump was aborted
Production Risk
Low — The server continues operating, but buffer pool state is not persisted for the next restart.
Why it happens
- 1Server shutdown was initiated while the dump was in progress.
- 2The target directory for the dump file is not writable.
- 3Disk space was exhausted during the dump operation.
Fix 1
Ensure the data directory is writable
Why this works
Verify file permissions on the directory where ib_buffer_pool is written.
Fix 2
Retry the dump manually
Retry the dump manually
SET GLOBAL innodb_buffer_pool_dump_now = ON;
Why this works
Manually triggers a new buffer pool dump once conditions are corrected.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 4082 ER_INNODB_BUFFER_POOL_DUMP_ABORTED
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