max_total_tmp_space_usage System Variable


  • Description: The maximum total size in bytes of all temporary file and temporary table usage over all connections. A value of 0 disables this feature. Set in blocks of 65536, rounded down if not a multiple of 65536. See Limiting Size of Created Disk Temporary Files and Tables Overview for details.
  • Commandline: --max-total-tmp-space-usage=num
  • Scope: Global
  • Dynamic: Yes
  • Data Type: numeric (bigint unsigned)
  • Default Value: 1099511627776
  • Range: 0 to 18446744073709551615 (blocks of 65536)
  • Introduced: MariaDB 11.5


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