Commit e7cce062 authored by Gang Cao's avatar Gang Cao Committed by Tomasz Zawadzki
Browse files

Examples/Perf: correct the calculation of total bandwidth 



For bigger IO, the IO could be split into small ones, so use the
original size of configured IO is incorrect.

Change-Id: I049aca21b82567c750f6a6845346c1f5fad65a39
Signed-off-by: default avatarGang Cao <gang.cao@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/24127


Reviewed-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Community-CI: Mellanox Build Bot
Reviewed-by: default avatarJim Harris <jim.harris@samsung.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
parent 3b4b1d00

examples/accel/perf/accel_perf.c

+2 −3
Original line number Diff line number Diff line
@@ -930,7 +930,7 @@ dump_result(void) 
	uint64_t total_completed = 0;

	uint64_t total_failed = 0;

	uint64_t total_miscompared = 0;

	uint64_t total_xfer_per_sec, total_bw_in_MiBps;

	uint64_t total_xfer_per_sec, total_bw_in_MiBps = 0;

	struct worker_thread *worker = g_workers;

	char tmp[64];
@@ -946,6 +946,7 @@ dump_result(void) 
		total_completed += worker->stats.executed;

		total_failed += worker->xfer_failed;

		total_miscompared += worker->injected_miscompares;

		total_bw_in_MiBps += bw_in_MiBps;



		snprintf(tmp, sizeof(tmp), "%u,%u", worker->display.core, worker->display.thread);

		if (xfer_per_sec) {
@@ -958,8 +959,6 @@ dump_result(void) 
	}



	total_xfer_per_sec = total_completed / g_time_in_sec;

	total_bw_in_MiBps = (total_completed * g_xfer_size_bytes) /

			    (g_time_in_sec * 1024 * 1024);



	printf("====================================================================================\n");

	printf("%-12s %18" PRIu64 "/s %10" PRIu64 " MiB/s %16"PRIu64 " %16" PRIu64 "\n",