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Rename I/O timing statistics columns to blk_read_time and blk_write_time.

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This seems more consistent with the pre-existing choices for names of
other statistics columns.  Rename assorted internal identifiers to match.
This commit is contained in:
Tom Lane
2012-04-29 18:13:33 -04:00
parent 309c64745e
commit 1dd89eadcd
16 changed files with 79 additions and 79 deletions
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20
src/backend/commands/explain.c
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@ -1236,8 +1236,8 @@ ExplainNode(PlanState *planstate, List *ancestors,
usage->local_blks_written > 0);
bool has_temp = (usage->temp_blks_read > 0 ||
usage->temp_blks_written > 0);
bool has_timing = (!INSTR_TIME_IS_ZERO(usage->time_read) ||
!INSTR_TIME_IS_ZERO(usage->time_write));
bool has_timing = (!INSTR_TIME_IS_ZERO(usage->blk_read_time) ||
!INSTR_TIME_IS_ZERO(usage->blk_write_time));
/* Show only positive counter values. */
if (has_shared || has_local || has_temp)
@ -1299,12 +1299,12 @@ ExplainNode(PlanState *planstate, List *ancestors,
{
appendStringInfoSpaces(es->str, es->indent * 2);
appendStringInfoString(es->str, "I/O Timings:");
if (!INSTR_TIME_IS_ZERO(usage->time_read))
appendStringInfo(es->str, " read=%0.2f",
INSTR_TIME_GET_MILLISEC(usage->time_read));
if (!INSTR_TIME_IS_ZERO(usage->time_write))
appendStringInfo(es->str, " write=%0.2f",
INSTR_TIME_GET_MILLISEC(usage->time_write));
if (!INSTR_TIME_IS_ZERO(usage->blk_read_time))
appendStringInfo(es->str, " read=%0.3f",
INSTR_TIME_GET_MILLISEC(usage->blk_read_time));
if (!INSTR_TIME_IS_ZERO(usage->blk_write_time))
appendStringInfo(es->str, " write=%0.3f",
INSTR_TIME_GET_MILLISEC(usage->blk_write_time));
appendStringInfoChar(es->str, '\n');
}
}
@ -1320,8 +1320,8 @@ ExplainNode(PlanState *planstate, List *ancestors,
ExplainPropertyLong("Local Written Blocks", usage->local_blks_written, es);
ExplainPropertyLong("Temp Read Blocks", usage->temp_blks_read, es);
ExplainPropertyLong("Temp Written Blocks", usage->temp_blks_written, es);
ExplainPropertyFloat("I/O Read Time", INSTR_TIME_GET_MILLISEC(usage->time_read), 3, es);
ExplainPropertyFloat("I/O Write Time", INSTR_TIME_GET_MILLISEC(usage->time_write), 3, es);
ExplainPropertyFloat("I/O Read Time", INSTR_TIME_GET_MILLISEC(usage->blk_read_time), 3, es);
ExplainPropertyFloat("I/O Write Time", INSTR_TIME_GET_MILLISEC(usage->blk_write_time), 3, es);
}
}