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Rename dtrace probes for ongoing xlog -> wal conversion.

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xlog-switch becomes wal-switch, and xlog-insert becomes wal-insert.
This commit is contained in:
Robert Haas
2017-02-09 16:40:19 -05:00
parent 85c11324ca
commit 3f01fd4ca0
4 changed files with 6 additions and 6 deletions
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4
doc/src/sgml/monitoring.sgml
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@ -3349,14 +3349,14 @@ SELECT pg_stat_get_backend_pid(s.backendid) AS pid,
<entry>Probe that fires when a dirty WAL buffer write is complete.</entry> <entry>Probe that fires when a dirty WAL buffer write is complete.</entry>
</row> </row>
<row> <row>
<entry><literal>xlog-insert</literal></entry> <entry><literal>wal-insert</literal></entry>
<entry><literal>(unsigned char, unsigned char)</literal></entry> <entry><literal>(unsigned char, unsigned char)</literal></entry>
<entry>Probe that fires when a WAL record is inserted. <entry>Probe that fires when a WAL record is inserted.
arg0 is the resource manager (rmid) for the record. arg0 is the resource manager (rmid) for the record.
arg1 contains the info flags.</entry> arg1 contains the info flags.</entry>
</row> </row>
<row> <row>
<entry><literal>xlog-switch</literal></entry> <entry><literal>wal-switch</literal></entry>
<entry><literal>()</literal></entry> <entry><literal>()</literal></entry>
<entry>Probe that fires when a WAL segment switch is requested.</entry> <entry>Probe that fires when a WAL segment switch is requested.</entry>
</row> </row>

2
src/backend/access/transam/xlog.c
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@ -1114,7 +1114,7 @@ XLogInsertRecord(XLogRecData *rdata,
*/ */
if (isLogSwitch) if (isLogSwitch)
{ {
TRACE_POSTGRESQL_XLOG_SWITCH(); TRACE_POSTGRESQL_WAL_SWITCH();
XLogFlush(EndPos); XLogFlush(EndPos);
/* /*

2
src/backend/access/transam/xloginsert.c
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@ -429,7 +429,7 @@ XLogInsert(RmgrId rmid, uint8 info)
XLR_CHECK_CONSISTENCY)) != 0) XLR_CHECK_CONSISTENCY)) != 0)
elog(PANIC, "invalid xlog info mask %02X", info); elog(PANIC, "invalid xlog info mask %02X", info);
TRACE_POSTGRESQL_XLOG_INSERT(rmid, info); TRACE_POSTGRESQL_WAL_INSERT(rmid, info);
/* /*
* In bootstrap mode, we don't actually log anything but XLOG resources; * In bootstrap mode, we don't actually log anything but XLOG resources;

4
src/backend/utils/probes.d
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@ -87,8 +87,8 @@ provider postgresql {
probe smgr__md__write__start(ForkNumber, BlockNumber, Oid, Oid, Oid, int); probe smgr__md__write__start(ForkNumber, BlockNumber, Oid, Oid, Oid, int);
probe smgr__md__write__done(ForkNumber, BlockNumber, Oid, Oid, Oid, int, int, int); probe smgr__md__write__done(ForkNumber, BlockNumber, Oid, Oid, Oid, int, int, int);
probe xlog__insert(unsigned char, unsigned char); probe wal__insert(unsigned char, unsigned char);
probe xlog__switch(); probe wal__switch();
probe wal__buffer__write__dirty__start(); probe wal__buffer__write__dirty__start();
probe wal__buffer__write__dirty__done(); probe wal__buffer__write__dirty__done();
}; };