Commit 972ca153 authored by Shuhei Matsumoto's avatar Shuhei Matsumoto Committed by Tomasz Zawadzki
Browse files

bdevperf: Add CLI option to disable using zcopy bdev API 



This is convenient to evaluate I/O abort for read or write I/O
to the delay bdev.

Signed-off-by: default avatarShuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Change-Id: Idceebb9d65938837a57629cc6ec8db6507582116
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/2624


Reviewed-by: default avatarAleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: default avatarDarek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Community-CI: Broadcom CI
Community-CI: Mellanox Build Bot
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
parent 84caaf5a

test/bdev/bdevperf/bdevperf.c

+4 −1
Original line number Diff line number Diff line
@@ -1384,6 +1384,8 @@ bdevperf_parse_arg(int ch, char *arg) 
		g_job_bdev_name = optarg;

	} else if (ch == 'z') {

		g_wait_for_tests = true;

	} else if (ch == 'x') {

		g_zcopy = false;

	} else if (ch == 'C') {

		g_multithread_mode = true;

	} else if (ch == 'f') {
@@ -1441,6 +1443,7 @@ bdevperf_usage(void) 
	printf(" -S <period>               show performance result in real time every <period> seconds\n");

	printf(" -T <bdev>                 bdev to run against. Default: all available bdevs.\n");

	printf(" -f                        continue processing I/O even after failures\n");

	printf(" -x                        disable using zcopy bdev API for read or write I/O\n");

	printf(" -z                        start bdevperf, but wait for RPC to start tests\n");

	printf(" -C                        enable every core to send I/Os to each bdev\n");

}
@@ -1595,7 +1598,7 @@ main(int argc, char **argv) 
	opts.reactor_mask = NULL;

	opts.shutdown_cb = spdk_bdevperf_shutdown_cb;



	if ((rc = spdk_app_parse_args(argc, argv, &opts, "zfq:o:t:w:CM:P:S:T:", NULL,

	if ((rc = spdk_app_parse_args(argc, argv, &opts, "xzfq:o:t:w:CM:P:S:T:", NULL,

				      bdevperf_parse_arg, bdevperf_usage)) !=

	    SPDK_APP_PARSE_ARGS_SUCCESS) {

		return rc;