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-rw-r--r--runtime/probes/bench/time.c68
1 files changed, 0 insertions, 68 deletions
diff --git a/runtime/probes/bench/time.c b/runtime/probes/bench/time.c
deleted file mode 100644
index fb423276..00000000
--- a/runtime/probes/bench/time.c
+++ /dev/null
@@ -1,68 +0,0 @@
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <sys/time.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-typedef unsigned long long uint64;
-
-struct timeval t1;
-
-void start(struct timeval *tv)
-{
- gettimeofday (tv, NULL);
-}
-
-uint64 time_delta(struct timeval *start, struct timeval *stop)
-{
- uint64 secs, usecs;
-
- secs = stop->tv_sec - start->tv_sec;
- usecs = stop->tv_usec - start->tv_usec;
- if (usecs < 0) {
- secs--;
- usecs += 1000000;
- }
- return secs * 1000000 + usecs;
-}
-
-uint64 stop(struct timeval *begin)
-{
- struct timeval end;
- gettimeofday (&end, NULL);
- return time_delta (begin, &end);
-}
-
-
-int main()
-{
- int fd, i;
- char buf[1024];
- uint64 nsecs;
-
- system ("touch foo");
- fd = open ("foo", O_RDWR);
-
- start(&t1);
- for (i = 0; i < 1000000; i++) {
- if (read (fd, buf, 0) < 0)
- perror("read");
- }
- nsecs = stop(&t1) / 1000;
-
- printf("%lld ", nsecs);
-
- start(&t1);
- for (i = 0; i < 1000000; i++) {
- if (write (fd, buf, 0) < 0)
- perror("write");
- }
- nsecs = stop(&t1) / 1000;
- close (fd);
-
- printf("%lld\n", nsecs);
-
- return 0;
-}