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Added support for benchmarking

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This commit is contained in:
Andrew Kane
2022-02-11 15:48:13 -08:00
parent 868e1f99a4
commit 9b46987e73
2 changed files with 23 additions and 3 deletions
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19
src/ivfflat.h
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@@ -10,6 +10,10 @@
#include "utils/tuplesort.h"
#include "vector.h"
#ifdef IVFFLAT_BENCH
#include "portability/instr_time.h"
#endif
#if PG_VERSION_NUM < 90600
#error "Requires PostgreSQL 9.6+"
#endif
@@ -43,6 +47,21 @@
#define IvfflatPageGetOpaque(page) ((IvfflatPageOpaque) PageGetSpecialPointer(page))
#define IvfflatPageGetMeta(page) ((IvfflatMetaPageData *) PageGetContents(page))
#ifdef IVFFLAT_BENCH
#define Bench(name, code) \
do { \
instr_time start; \
instr_time duration; \
INSTR_TIME_SET_CURRENT(start); \
(code); \
INSTR_TIME_SET_CURRENT(duration); \
INSTR_TIME_SUBTRACT(duration, start); \
elog(INFO, "%s: %f ms", name, INSTR_TIME_GET_MILLISEC(duration)); \
} while (0)
#else
#define Bench(name, code) (code)
#endif
#if PG_VERSION_NUM < 100000
#define ItemPointerGetBlockNumberNoCheck ItemPointerGetBlockNumber
#define ItemPointerGetOffsetNumberNoCheck ItemPointerGetOffsetNumber

7
src/ivfscan.c
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@@ -154,6 +154,8 @@ GetScanItems(IndexScanDesc scan, Datum value)
UnlockReleaseBuffer(buf);
}
}
tuplesort_performsort(so->sortstate);
}
/*
@@ -269,9 +271,8 @@ ivfflatgettuple(IndexScanDesc scan, ScanDirection dir)
return false;
}
GetScanLists(scan, value);
GetScanItems(scan, value);
tuplesort_performsort(so->sortstate);
Bench("GetScanLists", GetScanLists(scan, value));
Bench("GetScanItems", GetScanItems(scan, value));
so->first = false;
/* Clean up if we allocated a new value */