29.12.22.10 The system_disk_stats_history Table

History table for system_disk_stats

mysql> select * from performance_schema.system_disk_stats_history\G
*************************** 1. row ***************************
    TIMESTAMP: 2026-09-30 10:10:34
       DEVICE: dm-0
   READ_COUNT: 27650
   READ_BYTES: 1233402880
 READ_TIME_MS: 30485
  WRITE_COUNT: 3000
  WRITE_BYTES: 63029760
WRITE_TIME_MS: 12766
      FLUSHES: 0
FLUSH_TIME_MS: 0
*************************** 2. row ***************************
    TIMESTAMP: 2026-09-30 10:10:34
       DEVICE: dm-1
   READ_COUNT: 98
   READ_BYTES: 2273280
 READ_TIME_MS: 82
  WRITE_COUNT: 0
  WRITE_BYTES: 0
WRITE_TIME_MS: 0
      FLUSHES: 0
FLUSH_TIME_MS: 0
*************************** 3. row ***************************
    TIMESTAMP: 2026-09-30 10:10:34
       DEVICE: dm-2
   READ_COUNT: 136
   READ_BYTES: 3659776
 READ_TIME_MS: 104
  WRITE_COUNT: 7
  WRITE_BYTES: 2114560
WRITE_TIME_MS: 3
      FLUSHES: 0
FLUSH_TIME_MS: 0
*************************** 4. row ***************************

The system_disk_stats_history table has the same columns as system_disk_stats.