From 40b9b957694cf7749c420c6c51a7e1d3c9b1fec1 Mon Sep 17 00:00:00 2001 From: Robert Haas Date: Tue, 27 Mar 2012 14:52:37 -0400 Subject: New GUC, track_iotiming, to track I/O timings. Currently, the only way to see the numbers this gathers is via EXPLAIN (ANALYZE, BUFFERS), but the plan is to add visibility through the stats collector and pg_stat_statements in subsequent patches. Ants Aasma, reviewed by Greg Smith, with some further changes by me. --- src/backend/executor/instrument.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/backend/executor') diff --git a/src/backend/executor/instrument.c b/src/backend/executor/instrument.c index 6e9f450d688..92e56d13ae6 100644 --- a/src/backend/executor/instrument.c +++ b/src/backend/executor/instrument.c @@ -145,4 +145,6 @@ BufferUsageAccumDiff(BufferUsage *dst, dst->local_blks_written += add->local_blks_written - sub->local_blks_written; dst->temp_blks_read += add->temp_blks_read - sub->temp_blks_read; dst->temp_blks_written += add->temp_blks_written - sub->temp_blks_written; + INSTR_TIME_ACCUM_DIFF(dst->time_read, add->time_read, sub->time_read); + INSTR_TIME_ACCUM_DIFF(dst->time_write, add->time_write, sub->time_write); } -- cgit v1.2.3