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nvme/perf: don't fail if no namespaces ran

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Gracefully handle ns_count == 0 in print_performance() rather than
asserting.

Change-Id: If8f8d56a2dd4d21ddc61069555c2b90d027431f4
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-on: https://review.gerrithub.io/363614
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Daniel Verkamp 2017-06-02 13:00:47 -07:00 committed by Ben Walker
parent 40217741c0
commit 9da3f4dd8c
1 changed files with 8 additions and 7 deletions
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15
examples/nvme/perf/perf.c
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@ -839,13 +839,14 @@ print_performance(void)
worker = worker->next;
}
assert(ns_count != 0);
printf("========================================================\n");
printf("%-55s: %10.2f %10.2f %10.2f %10.2f %10.2f\n",
"Total", total_io_per_second, total_mb_per_second,
sum_ave_latency / ns_count, sum_min_latency / ns_count,
sum_max_latency / ns_count);
printf("\n");
if (ns_count != 0) {
printf("========================================================\n");
printf("%-55s: %10.2f %10.2f %10.2f %10.2f %10.2f\n",
"Total", total_io_per_second, total_mb_per_second,
sum_ave_latency / ns_count, sum_min_latency / ns_count,
sum_max_latency / ns_count);
printf("\n");
}
if (g_latency_sw_tracking_level == 0) {
return;