Movatterモバイル変換


[0]ホーム

URL:


Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

Sign up
Appearance settings

Commitc6bc0fe

Browse files
committed
fsync test files
Prevent creation of 16GB files during fsync testing; only create 16MBfiles; backpatch to 8.4.X.
1 parent923413a commitc6bc0fe

File tree

1 file changed

+27
-1
lines changed

1 file changed

+27
-1
lines changed

‎src/tools/fsync/test_fsync.c

Lines changed: 27 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
/*
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 $
33
*
44
*
55
*test_fsync.c
@@ -149,8 +149,12 @@ main(int argc, char *argv[])
149149
die("Cannot open output file.");
150150
gettimeofday(&start_t,NULL);
151151
for (i=0;i<loops;i++)
152+
{
152153
if (write(tmpfile,buf,WRITE_SIZE)!=WRITE_SIZE)
153154
die("write failed");
155+
if (lseek(tmpfile,0,SEEK_SET)==-1)
156+
die("seek failed");
157+
}
154158
gettimeofday(&elapse_t,NULL);
155159
close(tmpfile);
156160
printf("\tone 16k o_sync write ");
@@ -167,6 +171,8 @@ main(int argc, char *argv[])
167171
die("write failed");
168172
if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)
169173
die("write failed");
174+
if (lseek(tmpfile,0,SEEK_SET)==-1)
175+
die("seek failed");
170176
}
171177
gettimeofday(&elapse_t,NULL);
172178
close(tmpfile);
@@ -188,8 +194,12 @@ main(int argc, char *argv[])
188194
die("Cannot open output file.");
189195
gettimeofday(&start_t,NULL);
190196
for (i=0;i<loops;i++)
197+
{
191198
if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)
192199
die("write failed");
200+
if (lseek(tmpfile,0,SEEK_SET)==-1)
201+
die("seek failed");
202+
}
193203
gettimeofday(&elapse_t,NULL);
194204
close(tmpfile);
195205
printf("\topen o_dsync, write ");
@@ -205,8 +215,12 @@ main(int argc, char *argv[])
205215
die("Cannot open output file.");
206216
gettimeofday(&start_t,NULL);
207217
for (i=0;i<loops;i++)
218+
{
208219
if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)
209220
die("write failed");
221+
if (lseek(tmpfile,0,SEEK_SET)==-1)
222+
die("seek failed");
223+
}
210224
gettimeofday(&elapse_t,NULL);
211225
close(tmpfile);
212226
printf("\topen o_sync, write ");
@@ -226,6 +240,8 @@ main(int argc, char *argv[])
226240
if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)
227241
die("write failed");
228242
fdatasync(tmpfile);
243+
if (lseek(tmpfile,0,SEEK_SET)==-1)
244+
die("seek failed");
229245
}
230246
gettimeofday(&elapse_t,NULL);
231247
close(tmpfile);
@@ -246,6 +262,8 @@ main(int argc, char *argv[])
246262
die("write failed");
247263
if (fsync(tmpfile)!=0)
248264
die("fsync failed");
265+
if (lseek(tmpfile,0,SEEK_SET)==-1)
266+
die("seek failed");
249267
}
250268
gettimeofday(&elapse_t,NULL);
251269
close(tmpfile);
@@ -269,6 +287,8 @@ main(int argc, char *argv[])
269287
die("write failed");
270288
if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)
271289
die("write failed");
290+
if (lseek(tmpfile,0,SEEK_SET)==-1)
291+
die("seek failed");
272292
}
273293
gettimeofday(&elapse_t,NULL);
274294
close(tmpfile);
@@ -290,6 +310,8 @@ main(int argc, char *argv[])
290310
die("write failed");
291311
if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)
292312
die("write failed");
313+
if (lseek(tmpfile,0,SEEK_SET)==-1)
314+
die("seek failed");
293315
}
294316
gettimeofday(&elapse_t,NULL);
295317
close(tmpfile);
@@ -310,6 +332,8 @@ main(int argc, char *argv[])
310332
if (write(tmpfile,buf,WRITE_SIZE /2)!=WRITE_SIZE /2)
311333
die("write failed");
312334
fdatasync(tmpfile);
335+
if (lseek(tmpfile,0,SEEK_SET)==-1)
336+
die("seek failed");
313337
}
314338
gettimeofday(&elapse_t,NULL);
315339
close(tmpfile);
@@ -332,6 +356,8 @@ main(int argc, char *argv[])
332356
die("write failed");
333357
if (fsync(tmpfile)!=0)
334358
die("fsync failed");
359+
if (lseek(tmpfile,0,SEEK_SET)==-1)
360+
die("seek failed");
335361
}
336362
gettimeofday(&elapse_t,NULL);
337363
close(tmpfile);

0 commit comments

Comments
 (0)

[8]ページ先頭

©2009-2025 Movatter.jp