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27.4.4.6 The ps_setup_disable_instrument() Procedure

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Disables Performance Schema instruments with names that contain the argument. Produces a result set indicating how many instruments were disabled. Already disabled instruments do not count.

Parameters

  • in_pattern VARCHAR(128): The value used to match instrument names, which are identified by using %in_pattern% as an operand for a LIKE pattern match.

    A value of '' matches all instruments.

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Example

Disable a specific instrument:

  1. mysql> CALL sys.ps_setup_disable_instrument('wait/lock/metadata/sql/mdl');
  2. +-----------------------+
  3. | summary               |
  4. +-----------------------+
  5. | Disabled 1 instrument |
  6. +-----------------------+

Disable all mutex instruments:

  1. mysql> CALL sys.ps_setup_disable_instrument('mutex');
  2. +--------------------------+
  3. | summary                  |
  4. +--------------------------+
  5. | Disabled 177 instruments |
  6. +--------------------------+

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Document created the 26/06/2006, last modified the 26/10/2018
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References

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