Change the name of dtrace wal tracepoints:

bmomjian · bmomjian · commit 4ee79fd20d9a · 2008-12-24T20:41:29.000Z
TRACE_POSTGRESQL_WAL_BUFFER_WRITE_DIRTY

Robert Lor
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.324 2008/12/17 01:39:03 momjian Exp $
+ * $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.325 2008/12/24 20:41:29 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1318,14 +1318,14 @@ AdvanceXLInsertBuffer(bool new_segment)
 				 * Have to write buffers while holding insert lock. This is
 				 * not good, so only write as much as we absolutely must.
 				 */
-				TRACE_POSTGRESQL_WAL_BUFFER_WRITE_START();
+				TRACE_POSTGRESQL_WAL_BUFFER_WRITE_DIRTY_START();
 				WriteRqst.Write = OldPageRqstPtr;
 				WriteRqst.Flush.xlogid = 0;
 				WriteRqst.Flush.xrecoff = 0;
 				XLogWrite(WriteRqst, false, false);
 				LWLockRelease(WALWriteLock);
 				Insert->LogwrtResult = LogwrtResult;
-				TRACE_POSTGRESQL_WAL_BUFFER_WRITE_DONE();
+				TRACE_POSTGRESQL_WAL_BUFFER_WRITE_DIRTY_DONE();
 			}
 		}
 	}
diff --git a/src/backend/utils/probes.d b/src/backend/utils/probes.d
@@ -3,7 +3,7 @@
  *
  *	Copyright (c) 2006-2008, PostgreSQL Global Development Group
  *
- *	$PostgreSQL: pgsql/src/backend/utils/probes.d,v 1.4 2008/12/17 01:39:04 momjian Exp $
+ *	$PostgreSQL: pgsql/src/backend/utils/probes.d,v 1.5 2008/12/24 20:41:29 momjian Exp $
  * ----------
  */
 
@@ -89,6 +89,6 @@ provider postgresql {
 
 	probe xlog__insert(unsigned char, unsigned char);
 	probe xlog__switch();
-	probe wal__buffer__write__start();
-	probe wal__buffer__write__done();
+	probe wal__buffer__write__dirty__start();
+	probe wal__buffer__write__dirty__done();
 };

Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@`
`7`	`7`	`* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group`
`8`	`8`	`* Portions Copyright (c) 1994, Regents of the University of California`
`9`	`9`	`*`
`10`		`- * $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.324 2008/12/17 01:39:03 momjian Exp $`
	`10`	`+ * $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.325 2008/12/24 20:41:29 momjian Exp $`
`11`	`11`	`*`
`12`	`12`	`*-------------------------------------------------------------------------`
`13`	`13`	`*/`
`@@ -1318,14 +1318,14 @@ AdvanceXLInsertBuffer(bool new_segment)`
`1318`	`1318`	`* Have to write buffers while holding insert lock. This is`
`1319`	`1319`	`* not good, so only write as much as we absolutely must.`
`1320`	`1320`	`*/`
`1321`		`- TRACE_POSTGRESQL_WAL_BUFFER_WRITE_START();`
	`1321`	`+ TRACE_POSTGRESQL_WAL_BUFFER_WRITE_DIRTY_START();`
`1322`	`1322`	`WriteRqst.Write = OldPageRqstPtr;`
`1323`	`1323`	`WriteRqst.Flush.xlogid = 0;`
`1324`	`1324`	`WriteRqst.Flush.xrecoff = 0;`
`1325`	`1325`	`XLogWrite(WriteRqst, false, false);`
`1326`	`1326`	`LWLockRelease(WALWriteLock);`
`1327`	`1327`	`Insert->LogwrtResult = LogwrtResult;`
`1328`		`- TRACE_POSTGRESQL_WAL_BUFFER_WRITE_DONE();`
	`1328`	`+ TRACE_POSTGRESQL_WAL_BUFFER_WRITE_DIRTY_DONE();`
`1329`	`1329`	`}`
`1330`	`1330`	`}`
`1331`	`1331`	`}`