Commit a7f4c277 authored by Tomasz Zawadzki's avatar Tomasz Zawadzki Committed by Jim Harris
Browse files

bdevperf: add write_zeroes operation 



Change-Id: I4b2fa51608ad8504b1db6d039efa59f8659e5025
Signed-off-by: default avatarTomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.gerrithub.io/421695


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarMaciej Szwed <maciej.szwed@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
parent 4df8ba86

test/bdev/bdevperf/bdevperf.c

+15 −1
Original line number Diff line number Diff line
@@ -61,6 +61,7 @@ static int g_is_random; 
static bool g_verify = false;

static bool g_reset = false;

static bool g_unmap = false;

static bool g_write_zeroes = false;

static bool g_flush = false;

static int g_queue_depth;

static uint64_t g_time_in_usec;
@@ -396,6 +397,8 @@ bdevperf_prep_task(struct bdevperf_task *task) 
		task->io_type = SPDK_BDEV_IO_TYPE_FLUSH;

	} else if (g_unmap) {

		task->io_type = SPDK_BDEV_IO_TYPE_UNMAP;

	} else if (g_write_zeroes) {

		task->io_type = SPDK_BDEV_IO_TYPE_WRITE_ZEROES;

	} else if ((g_rw_percentage == 100) ||

		   (g_rw_percentage != 0 && ((rand_r(&seed) % 100) < g_rw_percentage))) {

		task->io_type = SPDK_BDEV_IO_TYPE_READ;
@@ -434,6 +437,10 @@ bdevperf_submit_task(void *arg) 
		rc = spdk_bdev_unmap_blocks(desc, ch, task->offset_blocks,

					    target->io_size_blocks, bdevperf_complete, task);

		break;

	case SPDK_BDEV_IO_TYPE_WRITE_ZEROES:

		rc = spdk_bdev_write_zeroes_blocks(desc, ch, task->offset_blocks,

						   target->io_size_blocks, bdevperf_complete, task);

		break;

	case SPDK_BDEV_IO_TYPE_READ:

		rbuf = g_zcopy ? NULL : task->buf;

		rc = spdk_bdev_read_blocks(desc, ch, rbuf, task->offset_blocks,
@@ -907,6 +914,7 @@ main(int argc, char **argv) 
	    strcmp(g_workload_type, "verify") &&

	    strcmp(g_workload_type, "reset") &&

	    strcmp(g_workload_type, "unmap") &&

	    strcmp(g_workload_type, "write_zeroes") &&

	    strcmp(g_workload_type, "flush")) {

		fprintf(stderr,

			"io pattern type must be one of\n"
@@ -928,6 +936,10 @@ main(int argc, char **argv) 
		g_unmap = true;

	}



	if (!strcmp(g_workload_type, "write_zeroes")) {

		g_write_zeroes = true;

	}



	if (!strcmp(g_workload_type, "flush")) {

		g_flush = true;

	}
@@ -957,6 +969,7 @@ main(int argc, char **argv) 
	    !strcmp(g_workload_type, "verify") ||

	    !strcmp(g_workload_type, "reset") ||

	    !strcmp(g_workload_type, "unmap") ||

	    !strcmp(g_workload_type, "write_zeroes") ||

	    !strcmp(g_workload_type, "flush")) {

		if (g_mix_specified) {

			fprintf(stderr, "Ignoring -M option... Please use -M option"
@@ -979,7 +992,8 @@ main(int argc, char **argv) 
	    !strcmp(g_workload_type, "rw") ||

	    !strcmp(g_workload_type, "verify") ||

	    !strcmp(g_workload_type, "reset") ||

	    !strcmp(g_workload_type, "unmap")) {

	    !strcmp(g_workload_type, "unmap") ||

	    !strcmp(g_workload_type, "write_zeroes")) {

		g_is_random = 0;

	} else {

		g_is_random = 1;

test/bdev/blockdev.sh

+1 −0
Original line number Diff line number Diff line
@@ -147,6 +147,7 @@ $rootdir/scripts/gen_nvme.sh >> $testdir/bdev_gpt.conf 


# Run bdevperf with gpt

$testdir/bdevperf/bdevperf -c $testdir/bdev_gpt.conf -q 128 -o 4096 -w verify -t 5

$testdir/bdevperf/bdevperf -c $testdir/bdev_gpt.conf -q 128 -o 4096 -w write_zeroes -t 1

rm -f $testdir/bdev_gpt.conf



if [ $RUN_NIGHTLY -eq 1 ]; then