Changeset edca0b8

Timestamp:

10/31/05 16:31:01 (15 years ago)

Author:

Perry Lorier <perry@…>

Branches:

4.0.1-hotfixes, cachetimestamps, develop, dpdk-ndag, etsilive, getfragoff, help, libtrace4, master, ndag_format, pfring, rc-4.0.1, rc-4.0.2, rc-4.0.3, rc-4.0.4, ringdecrementfix, ringperformance, ringtimestampfixes

Children:

fd9d44c

Parents:

f20b30e

Message:

Updated tracemark to show cpu used

Location:

examples/tracemark

Files:

• Makefile (modified) (1 diff)
• tracemark.c (modified) (4 diffs)

examples/tracemark/Makefile

@@ -4 +4 @@
 
 INCLUDE = -I$(PREFIX)/include
-CFLAGS = -Wall -Wimplicit -Wformat -pipe -g -O2
+CFLAGS = -Wall -Wimplicit -W -Wformat -pipe -g -Os
 CFLAGS += $(INCLUDE)
 libdir = -L$(PREFIX)/lib

examples/tracemark/tracemark.c

@@ -46 +46 @@
 #include <getopt.h>
 #include <inttypes.h>
+#include <sys/resource.h>
+#include <unistd.h>
 
 #include "libtrace.h"
@@ -86 +88 @@
 }
 
+#define TIMER_SUB(res,a,b)                              \
+        do {                                            \
+                res.tv_sec = a.tv_sec - b.tv_sec;       \
+                res.tv_usec = a.tv_usec - b.tv_usec;    \
+                if (res.tv_usec < 0) {                  \
+                        --res.tv_sec;                   \
+                        res.tv_usec += 1000000;         \
+                }                                       \
+        } while(0)
+
 int main(int argc, char *argv[]) {
 
@@ -91 +103 @@
         struct timeval start,end;
         struct timeval interval;
+        struct rusage start_usage,end_usage;
 
+        getrusage(RUSAGE_SELF,&start_usage);
         gettimeofday(&start,NULL);
         for(i=optind;i<argc;++i) {
@@ -97 +111 @@
         }
         gettimeofday(&end,NULL);
-        interval.tv_sec = end.tv_sec - start.tv_sec;                             
-        interval.tv_usec = end.tv_usec - start.tv_usec;      
-        if (interval.tv_usec < 0) {                         
-                --interval.tv_sec;                         
-                interval.tv_usec += 1000000;      
-        }                                                 
+        getrusage(RUSAGE_SELF,&end_usage);
+
+        TIMER_SUB(interval,end,start);
 
         printf("Tracemarks: %.02f\n",((double)tot)/(interval.tv_sec+interval.tv_usec/100000));
+
+        printf("Real: %i.%05is\n",interval.tv_sec,interval.tv_usec);
+        TIMER_SUB(interval,end_usage.ru_utime,start_usage.ru_utime);
+        printf("User: %i.%05is\n",interval.tv_sec,interval.tv_usec);
+        TIMER_SUB(interval,end_usage.ru_stime,start_usage.ru_stime);
+        printf("System: %i.%06is\n",interval.tv_sec,interval.tv_usec);
+        printf("I/O: %li/%li\n",end_usage.ru_inblock-start_usage.ru_inblock,
+                                end_usage.ru_oublock-start_usage.ru_oublock);
         return 0;
 }