Changeset c7de81b in mainline

Timestamp:

2018-12-28T13:53:23Z (6 years ago)

Author:

Vojtech Horky <vojtech.horky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d5caf79

Parents:

3bd74758

Message:

perf: fix thruput computation

File:

• uspace/app/perf/perf.c (modified) (1 diff)

uspace/app/perf/perf.c

@@ -64 +64 @@
             workload_size, duration_usec);
         if (duration_usec > 0) {
-                double cycles = workload_size * 1000 * 1000 / duration_usec;
-                printf(", %.0f cycles/s.\n", cycles);
+                double nanos = stopwatch_get_nanos(stopwatch);
+                double thruput = (double) workload_size / (nanos / 1000000000.0l);
+                printf(", %.0f cycles/s.\n", thruput);
         } else {
                 printf(".\n");