![]() auto_explain.log_wal ( boolean)Īuto_explain.log_wal controls whether WAL usage statistics are printed when an execution plan is logged it's equivalent to the WAL option of EXPLAIN. This parameter has no effect unless auto_explain.log_analyze is enabled. auto_explain.log_buffers ( boolean)Īuto_explain.log_buffers controls whether buffer usage statistics are printed when an execution plan is logged it's equivalent to the BUFFERS option of EXPLAIN. Turning off auto_explain.log_timing ameliorates the performance cost, at the price of obtaining less information. This can have an extremely negative impact on performance. When this parameter is on, per-plan-node timing occurs for all statements executed, whether or not they run long enough to actually get logged.
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