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fsync test files

Prevent creation of 16GB files during fsync testing; only create 16MBfiles; backpatch to 8.4.X.

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src/tools/fsync
- test_fsync.c

1 file changed

+27

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`‎src/tools/fsync/test_fsync.c‎`

Lines changed: 27 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,5 @@`
`1`	`1`	`/*`
`2`		`- * $PostgreSQL: pgsql/src/tools/fsync/test_fsync.c,v 1.24 2009/08/10 18:19:06 momjian Exp $`
	`2`	`+ * $PostgreSQL: pgsql/src/tools/fsync/test_fsync.c,v 1.25 2009/09/21 20:20:56 momjian Exp $`
`3`	`3`	`*`
`4`	`4`	`*`
`5`	`5`	`*test_fsync.c`
`@@ -149,8 +149,12 @@ main(int argc, char *argv[])`
`149`	`149`	`die("Cannot open output file.");`
`150`	`150`	`gettimeofday(&start_t,NULL);`
`151`	`151`	`for (i=0;i<loops;i++)`
	`152`	`+{`
`152`	`153`	`if (write(tmpfile,buf,WRITE_SIZE)!=WRITE_SIZE)`
`153`	`154`	`die("write failed");`
	`155`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`156`	`+die("seek failed");`
	`157`	`+}`
`154`	`158`	`gettimeofday(&elapse_t,NULL);`
`155`	`159`	`close(tmpfile);`
`156`	`160`	`printf("\tone 16k o_sync write ");`
`@@ -167,6 +171,8 @@ main(int argc, char *argv[])`
`167`	`171`	`die("write failed");`
`168`	`172`	`if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)`
`169`	`173`	`die("write failed");`
	`174`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`175`	`+die("seek failed");`
`170`	`176`	`}`
`171`	`177`	`gettimeofday(&elapse_t,NULL);`
`172`	`178`	`close(tmpfile);`
`@@ -188,8 +194,12 @@ main(int argc, char *argv[])`
`188`	`194`	`die("Cannot open output file.");`
`189`	`195`	`gettimeofday(&start_t,NULL);`
`190`	`196`	`for (i=0;i<loops;i++)`
	`197`	`+{`
`191`	`198`	`if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)`
`192`	`199`	`die("write failed");`
	`200`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`201`	`+die("seek failed");`
	`202`	`+}`
`193`	`203`	`gettimeofday(&elapse_t,NULL);`
`194`	`204`	`close(tmpfile);`
`195`	`205`	`printf("\topen o_dsync, write ");`
`@@ -205,8 +215,12 @@ main(int argc, char *argv[])`
`205`	`215`	`die("Cannot open output file.");`
`206`	`216`	`gettimeofday(&start_t,NULL);`
`207`	`217`	`for (i=0;i<loops;i++)`
	`218`	`+{`
`208`	`219`	`if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)`
`209`	`220`	`die("write failed");`
	`221`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`222`	`+die("seek failed");`
	`223`	`+}`
`210`	`224`	`gettimeofday(&elapse_t,NULL);`
`211`	`225`	`close(tmpfile);`
`212`	`226`	`printf("\topen o_sync, write ");`
`@@ -226,6 +240,8 @@ main(int argc, char *argv[])`
`226`	`240`	`if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)`
`227`	`241`	`die("write failed");`
`228`	`242`	`fdatasync(tmpfile);`
	`243`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`244`	`+die("seek failed");`
`229`	`245`	`}`
`230`	`246`	`gettimeofday(&elapse_t,NULL);`
`231`	`247`	`close(tmpfile);`
`@@ -246,6 +262,8 @@ main(int argc, char *argv[])`
`246`	`262`	`die("write failed");`
`247`	`263`	`if (fsync(tmpfile)!=0)`
`248`	`264`	`die("fsync failed");`
	`265`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`266`	`+die("seek failed");`
`249`	`267`	`}`
`250`	`268`	`gettimeofday(&elapse_t,NULL);`
`251`	`269`	`close(tmpfile);`
`@@ -269,6 +287,8 @@ main(int argc, char *argv[])`
`269`	`287`	`die("write failed");`
`270`	`288`	`if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)`
`271`	`289`	`die("write failed");`
	`290`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`291`	`+die("seek failed");`
`272`	`292`	`}`
`273`	`293`	`gettimeofday(&elapse_t,NULL);`
`274`	`294`	`close(tmpfile);`
`@@ -290,6 +310,8 @@ main(int argc, char *argv[])`
`290`	`310`	`die("write failed");`
`291`	`311`	`if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)`
`292`	`312`	`die("write failed");`
	`313`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`314`	`+die("seek failed");`
`293`	`315`	`}`
`294`	`316`	`gettimeofday(&elapse_t,NULL);`
`295`	`317`	`close(tmpfile);`
`@@ -310,6 +332,8 @@ main(int argc, char *argv[])`
`310`	`332`	`if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)`
`311`	`333`	`die("write failed");`
`312`	`334`	`fdatasync(tmpfile);`
	`335`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`336`	`+die("seek failed");`
`313`	`337`	`}`
`314`	`338`	`gettimeofday(&elapse_t,NULL);`
`315`	`339`	`close(tmpfile);`
`@@ -332,6 +356,8 @@ main(int argc, char *argv[])`
`332`	`356`	`die("write failed");`
`333`	`357`	`if (fsync(tmpfile)!=0)`
`334`	`358`	`die("fsync failed");`
	`359`	`+if (lseek(tmpfile,0,SEEK_SET)==-1)`
	`360`	`+die("seek failed");`
`335`	`361`	`}`
`336`	`362`	`gettimeofday(&elapse_t,NULL);`
`337`	`363`	`close(tmpfile);`

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`‎src/tools/fsync/test_fsync.c‎`

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