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1 | 1 | /* |
2 | | - * $PostgreSQL: pgsql/src/tools/fsync/test_fsync.c,v 1.28 2010/07/0401:50:29 momjian Exp $ |
| 2 | + * $PostgreSQL: pgsql/src/tools/fsync/test_fsync.c,v 1.29 2010/07/0413:42:51 momjian Exp $ |
3 | 3 | * |
4 | 4 | * |
5 | 5 | *test_fsync.c |
@@ -79,7 +79,7 @@ main(int argc, char *argv[]) |
79 | 79 | /* |
80 | 80 | * Simple write |
81 | 81 | */ |
82 | | -printf("Simple write timing:\n"); |
| 82 | +printf("Simple write:\n"); |
83 | 83 | /* write only */ |
84 | 84 | gettimeofday(&start_t,NULL); |
85 | 85 | for (i=0;i<loops;i++) |
@@ -271,7 +271,7 @@ main(int argc, char *argv[]) |
271 | 271 | /* |
272 | 272 | * Compare 1 to 2 writes |
273 | 273 | */ |
274 | | -printf("\nCompare open_sync sizes:\n"); |
| 274 | +printf("\nCompare open_syncwith differentsizes:\n"); |
275 | 275 |
|
276 | 276 | #ifdefOPEN_SYNC_FLAG |
277 | 277 | /* 16k open_sync write */ |
@@ -368,17 +368,10 @@ main(int argc, char *argv[]) |
368 | 368 | void |
369 | 369 | print_elapse(structtimevalstart_t,structtimevalstop_t) |
370 | 370 | { |
371 | | -doubletotal_time,per_second; |
372 | | - |
373 | | -if (stop_t.tv_usec<start_t.tv_usec) |
374 | | -{ |
375 | | -stop_t.tv_sec--; |
376 | | -stop_t.tv_usec+=1000000; |
377 | | -} |
378 | | - |
379 | | -total_time= (stop_t.tv_sec-start_t.tv_sec)+ |
| 371 | +doubletotal_time= (stop_t.tv_sec-start_t.tv_sec)+ |
| 372 | +/* usec subtraction might be negative, e.g. 5.4 - 4.8 */ |
380 | 373 | (stop_t.tv_usec-start_t.tv_usec)*0.000001; |
381 | | -per_second=loops /total_time; |
| 374 | +doubleper_second=loops /total_time; |
382 | 375 |
|
383 | 376 | printf("%9.3f/second\n",per_second); |
384 | 377 | } |
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