From 6b34711824ecb83b18b5050eb8c91cd8efde5a73 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Thu, 18 Mar 2004 20:09:33 +0000
Subject: [PATCH] Allocate 16mb file for testing.
---
src/tools/fsync/test_fsync.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/src/tools/fsync/test_fsync.c b/src/tools/fsync/test_fsync.c
index 2a01c4ec114..09909074ab0 100644
--- a/src/tools/fsync/test_fsync.c
+++ b/src/tools/fsync/test_fsync.c
@@ -29,6 +29,8 @@
#endif
#endif
+#define WAL_FILE_SIZE (16 * 1024 * 1024)
+
void die(char *str);
void print_elapse(struct timeval start_t, struct timeval elapse_t);
@@ -40,7 +42,7 @@ main(int argc, char *argv[])
int tmpfile,
i,
loops=1000;
- char *strout = (char *) malloc(65536);
+ char *strout = (char *) malloc(WAL_FILE_SIZE);
char *filename = FSYNC_FILENAME;
if (argc > 2 && strcmp(argv[1],"-f") == 0)
@@ -53,12 +55,12 @@ main(int argc, char *argv[])
if (argc > 1)
loops = atoi(argv[1]);
- for (i = 0; i < 65536; i++)
+ for (i = 0; i < WAL_FILE_SIZE; i++)
strout[i] = 'a';
if ((tmpfile = open(FSYNC_FILENAME, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR)) == -1)
die("can't open /var/tmp/test_fsync.out");
- write(tmpfile, strout, 65536);
+ write(tmpfile, strout, WAL_FILE_SIZE);
fsync(tmpfile); /* fsync so later fsync's don't have to do
* it */
close(tmpfile);
--
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