diff --git a/contrib/pg_stat_statements/pg_stat_statements--1.7--1.8.sql b/contrib/pg_stat_statements/pg_stat_statements--1.7--1.8.sql
index d0a6c3b4fc..0f63f08f7e 100644
--- a/contrib/pg_stat_statements/pg_stat_statements--1.7--1.8.sql
+++ b/contrib/pg_stat_statements/pg_stat_statements--1.7--1.8.sql
@@ -43,7 +43,7 @@ CREATE FUNCTION pg_stat_statements(IN showtext boolean,
OUT blk_read_time float8,
OUT blk_write_time float8,
OUT wal_records int8,
- OUT wal_fpw int8,
+ OUT wal_fpi int8,
OUT wal_bytes numeric
)
RETURNS SETOF record
diff --git a/contrib/pg_stat_statements/pg_stat_statements.c b/contrib/pg_stat_statements/pg_stat_statements.c
index 90bc6fd013..4ce25fb88a 100644
--- a/contrib/pg_stat_statements/pg_stat_statements.c
+++ b/contrib/pg_stat_statements/pg_stat_statements.c
@@ -189,7 +189,7 @@ typedef struct Counters
double blk_write_time; /* time spent writing, in msec */
double usage; /* usage factor */
int64 wal_records; /* # of WAL records generated */
- int64 wal_fpw; /* # of WAL full page writes generated */
+ int64 wal_fpi; /* # of WAL full page images generated */
uint64 wal_bytes; /* total amount of WAL bytes generated */
} Counters;
@@ -1432,7 +1432,7 @@ pgss_store(const char *query, uint64 queryId,
e->counters.blk_write_time += INSTR_TIME_GET_MILLISEC(bufusage->blk_write_time);
e->counters.usage += USAGE_EXEC(total_time);
e->counters.wal_records += walusage->wal_records;
- e->counters.wal_fpw += walusage->wal_fpw;
+ e->counters.wal_fpi += walusage->wal_fpi;
e->counters.wal_bytes += walusage->wal_bytes;
SpinLockRelease(&e->mutex);
@@ -1824,7 +1824,7 @@ pg_stat_statements_internal(FunctionCallInfo fcinfo,
Datum wal_bytes;
values[i++] = Int64GetDatumFast(tmp.wal_records);
- values[i++] = Int64GetDatumFast(tmp.wal_fpw);
+ values[i++] = Int64GetDatumFast(tmp.wal_fpi);
snprintf(buf, sizeof buf, UINT64_FORMAT, tmp.wal_bytes);
diff --git a/doc/src/sgml/pgstatstatements.sgml b/doc/src/sgml/pgstatstatements.sgml
index 2120fb4c3f..b1d5f3d1dc 100644
--- a/doc/src/sgml/pgstatstatements.sgml
+++ b/doc/src/sgml/pgstatstatements.sgml
@@ -283,11 +283,11 @@
- wal_fpw
+ wal_fpi
bigint
- Total number of WAL full page writes generated by the statement
+ Total number of WAL full page images generated by the statement
diff --git a/doc/src/sgml/ref/explain.sgml b/doc/src/sgml/ref/explain.sgml
index aedd70a6ad..c6f333c3c9 100644
--- a/doc/src/sgml/ref/explain.sgml
+++ b/doc/src/sgml/ref/explain.sgml
@@ -198,8 +198,8 @@ ROLLBACK;
Include information on WAL record generation. Specifically, include the
- number of records, number of full page writes and amount of WAL bytes
- generated. In text format, only non-zero values are printed. This
+ number of records, number of full page images (fpi) and amount of WAL
+ bytes generated. In text format, only non-zero values are printed. This
parameter may only be used when ANALYZE is also
enabled. It defaults to FALSE.
diff --git a/src/backend/access/heap/vacuumlazy.c b/src/backend/access/heap/vacuumlazy.c
index 3c18db29f1..3bef0e124b 100644
--- a/src/backend/access/heap/vacuumlazy.c
+++ b/src/backend/access/heap/vacuumlazy.c
@@ -673,10 +673,10 @@ heap_vacuum_rel(Relation onerel, VacuumParams *params,
read_rate, write_rate);
appendStringInfo(&buf, _("system usage: %s\n"), pg_rusage_show(&ru0));
appendStringInfo(&buf,
- _("WAL usage: %ld records, %ld full page writes, "
+ _("WAL usage: %ld records, %ld full page images, "
UINT64_FORMAT " bytes"),
walusage.wal_records,
- walusage.wal_fpw,
+ walusage.wal_fpi,
walusage.wal_bytes);
ereport(LOG,
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index 065eb275b1..0d3d670928 100644
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -998,7 +998,7 @@ XLogRecPtr
XLogInsertRecord(XLogRecData *rdata,
XLogRecPtr fpw_lsn,
uint8 flags,
- int num_fpw)
+ int num_fpi)
{
XLogCtlInsert *Insert = &XLogCtl->Insert;
pg_crc32c rdata_crc;
@@ -1259,7 +1259,7 @@ XLogInsertRecord(XLogRecData *rdata,
{
pgWalUsage.wal_bytes += rechdr->xl_tot_len;
pgWalUsage.wal_records++;
- pgWalUsage.wal_fpw += num_fpw;
+ pgWalUsage.wal_fpi += num_fpi;
}
return EndPos;
diff --git a/src/backend/access/transam/xloginsert.c b/src/backend/access/transam/xloginsert.c
index 4259309dba..b21679f09e 100644
--- a/src/backend/access/transam/xloginsert.c
+++ b/src/backend/access/transam/xloginsert.c
@@ -109,7 +109,7 @@ static MemoryContext xloginsert_cxt;
static XLogRecData *XLogRecordAssemble(RmgrId rmid, uint8 info,
XLogRecPtr RedoRecPtr, bool doPageWrites,
- XLogRecPtr *fpw_lsn, int *num_fpw);
+ XLogRecPtr *fpw_lsn, int *num_fpi);
static bool XLogCompressBackupBlock(char *page, uint16 hole_offset,
uint16 hole_length, char *dest, uint16 *dlen);
@@ -449,7 +449,7 @@ XLogInsert(RmgrId rmid, uint8 info)
bool doPageWrites;
XLogRecPtr fpw_lsn;
XLogRecData *rdt;
- int num_fpw = 0;
+ int num_fpi = 0;
/*
* Get values needed to decide whether to do full-page writes. Since
@@ -459,9 +459,9 @@ XLogInsert(RmgrId rmid, uint8 info)
GetFullPageWriteInfo(&RedoRecPtr, &doPageWrites);
rdt = XLogRecordAssemble(rmid, info, RedoRecPtr, doPageWrites,
- &fpw_lsn, &num_fpw);
+ &fpw_lsn, &num_fpi);
- EndPos = XLogInsertRecord(rdt, fpw_lsn, curinsert_flags, num_fpw);
+ EndPos = XLogInsertRecord(rdt, fpw_lsn, curinsert_flags, num_fpi);
} while (EndPos == InvalidXLogRecPtr);
XLogResetInsertion();
@@ -484,7 +484,7 @@ XLogInsert(RmgrId rmid, uint8 info)
static XLogRecData *
XLogRecordAssemble(RmgrId rmid, uint8 info,
XLogRecPtr RedoRecPtr, bool doPageWrites,
- XLogRecPtr *fpw_lsn, int *num_fpw)
+ XLogRecPtr *fpw_lsn, int *num_fpi)
{
XLogRecData *rdt;
uint32 total_len = 0;
@@ -638,7 +638,7 @@ XLogRecordAssemble(RmgrId rmid, uint8 info,
bkpb.fork_flags |= BKPBLOCK_HAS_IMAGE;
/* Report a full page image constructed for the WAL record */
- *num_fpw += 1;
+ *num_fpi += 1;
/*
* Construct XLogRecData entries for the page content.
diff --git a/src/backend/commands/explain.c b/src/backend/commands/explain.c
index 7ae6131676..1275bec673 100644
--- a/src/backend/commands/explain.c
+++ b/src/backend/commands/explain.c
@@ -3343,31 +3343,31 @@ show_wal_usage(ExplainState *es, const WalUsage *usage)
if (es->format == EXPLAIN_FORMAT_TEXT)
{
/* Show only positive counter values. */
- if ((usage->wal_records > 0) || (usage->wal_fpw > 0) ||
+ if ((usage->wal_records > 0) || (usage->wal_fpi > 0) ||
(usage->wal_bytes > 0))
{
ExplainIndentText(es);
appendStringInfoString(es->str, "WAL:");
if (usage->wal_records > 0)
- appendStringInfo(es->str, " records=%ld",
+ appendStringInfo(es->str, " records=%ld",
usage->wal_records);
- if (usage->wal_fpw > 0)
- appendStringInfo(es->str, " full page writes=%ld",
- usage->wal_fpw);
+ if (usage->wal_fpi > 0)
+ appendStringInfo(es->str, " fpi=%ld",
+ usage->wal_fpi);
if (usage->wal_bytes > 0)
- appendStringInfo(es->str, " bytes=" UINT64_FORMAT,
+ appendStringInfo(es->str, " bytes=" UINT64_FORMAT,
usage->wal_bytes);
appendStringInfoChar(es->str, '\n');
}
}
else
{
- ExplainPropertyInteger("WAL records", NULL,
+ ExplainPropertyInteger("WAL Records", NULL,
usage->wal_records, es);
- ExplainPropertyInteger("WAL full page writes", NULL,
- usage->wal_fpw, es);
- ExplainPropertyUInteger("WAL bytes", NULL,
+ ExplainPropertyInteger("WAL FPI", NULL,
+ usage->wal_fpi, es);
+ ExplainPropertyUInteger("WAL Bytes", NULL,
usage->wal_bytes, es);
}
}
diff --git a/src/backend/executor/instrument.c b/src/backend/executor/instrument.c
index 7c9d723552..fbedb5aaf6 100644
--- a/src/backend/executor/instrument.c
+++ b/src/backend/executor/instrument.c
@@ -248,7 +248,7 @@ WalUsageAdd(WalUsage *dst, WalUsage *add)
{
dst->wal_bytes += add->wal_bytes;
dst->wal_records += add->wal_records;
- dst->wal_fpw += add->wal_fpw;
+ dst->wal_fpi += add->wal_fpi;
}
void
@@ -256,5 +256,5 @@ WalUsageAccumDiff(WalUsage *dst, const WalUsage *add, const WalUsage *sub)
{
dst->wal_bytes += add->wal_bytes - sub->wal_bytes;
dst->wal_records += add->wal_records - sub->wal_records;
- dst->wal_fpw += add->wal_fpw - sub->wal_fpw;
+ dst->wal_fpi += add->wal_fpi - sub->wal_fpi;
}
diff --git a/src/include/access/xlog.h b/src/include/access/xlog.h
index 0a12afb59e..e917dfe92d 100644
--- a/src/include/access/xlog.h
+++ b/src/include/access/xlog.h
@@ -280,7 +280,7 @@ struct XLogRecData;
extern XLogRecPtr XLogInsertRecord(struct XLogRecData *rdata,
XLogRecPtr fpw_lsn,
uint8 flags,
- int num_fpw);
+ int num_fpi);
extern void XLogFlush(XLogRecPtr RecPtr);
extern bool XLogBackgroundFlush(void);
extern bool XLogNeedsFlush(XLogRecPtr RecPtr);
diff --git a/src/include/executor/instrument.h b/src/include/executor/instrument.h
index 50d672b270..a97562e7a4 100644
--- a/src/include/executor/instrument.h
+++ b/src/include/executor/instrument.h
@@ -35,7 +35,7 @@ typedef struct BufferUsage
typedef struct WalUsage
{
long wal_records; /* # of WAL records produced */
- long wal_fpw; /* # of WAL full page writes produced */
+ long wal_fpi; /* # of WAL full page images produced */
uint64 wal_bytes; /* size of WAL records produced */
} WalUsage;