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0ade173d0f
The use of QRT plugin to monitor the health of production worloads cause the QRT data to show massive spikes in latency, even thought the workload is relatively unaffected. Tags: pt-table-checksum See also: PS-235
17 lines
811 B
SQL
17 lines
811 B
SQL
-- See https://www.percona.com/doc/percona-server/LATEST/diagnostics/response_time_distribution.html
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-- This plugin is used for gathering statistics.
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INSTALL PLUGIN QUERY_RESPONSE_TIME_AUDIT SONAME 'query_response_time.so';
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-- This plugin provides the interface (QUERY_RESPONSE_TIME) to output gathered statistics.
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INSTALL PLUGIN QUERY_RESPONSE_TIME SONAME 'query_response_time.so';
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-- This plugin provides the interface (QUERY_RESPONSE_TIME_READ) to output gathered statistics.
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INSTALL PLUGIN QUERY_RESPONSE_TIME_READ SONAME 'query_response_time.so';
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-- This plugin provides the interface (QUERY_RESPONSE_TIME_WRITE) to output gathered statistics.
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INSTALL PLUGIN QUERY_RESPONSE_TIME_WRITE SONAME 'query_response_time.so';
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-- Start collecting query time metrics,
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SET GLOBAL query_response_time_stats = on;
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