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examples/nvme/perf: enable no_shn_notification option

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Users can use '-N' option to disable shutdown notification
for faster shutdown process.

Change-Id: I227dc4da3aa2f89d23f9b235e979cb6d3e25d635
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/463950
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Changpeng Liu 2019-08-01 22:10:05 -04:00 committed by Jim Harris
parent 2226750a7c
commit 87b7f28695
2 changed files with 12 additions and 2 deletions
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10
examples/nvme/perf/perf.c
View File

@ -185,6 +185,7 @@ static bool g_no_pci;
static bool g_warn;
static bool g_header_digest;
static bool g_data_digest;
static bool g_no_shn_notification = false;
static uint32_t g_keep_alive_timeout_in_ms = 0;
static const char *g_core_mask;
@ -869,6 +870,7 @@ static void usage(char *program_name)
printf("\t[-D disable submission queue in controller memory buffer, default: enabled]\n");
printf("\t[-H enable header digest for TCP transport, default: disabled]\n");
printf("\t[-I enable data digest for TCP transport, default: disabled]\n");
printf("\t[-N no shutdown notification process for controllers, default: disabled]\n");
printf("\t[-r Transport ID for local PCIe NVMe or NVMeoF]\n");
printf("\t Format: 'key:value [key:value] ...'\n");
printf("\t Keys:\n");
@ -1308,7 +1310,7 @@ parse_args(int argc, char **argv)
g_core_mask = NULL;
g_max_completions = 0;
while ((op = getopt(argc, argv, "c:e:i:lm:n:o:q:r:k:s:t:w:DGHILM:U:V")) != -1) {
while ((op = getopt(argc, argv, "c:e:i:lm:n:o:q:r:k:s:t:w:DGHILM:NU:V")) != -1) {
switch (op) {
case 'i':
case 'm':
@ -1403,6 +1405,9 @@ parse_args(int argc, char **argv)
case 'L':
g_latency_sw_tracking_level++;
break;
case 'N':
g_no_shn_notification = true;
break;
case 'V':
g_vmd = true;
break;
@ -1564,6 +1569,9 @@ probe_cb(void *cb_ctx, const struct spdk_nvme_transport_id *trid,
if (g_disable_sq_cmb) {
opts->use_cmb_sqs = false;
}
if (g_no_shn_notification) {
opts->no_shn_notification = true;
}
printf("Attaching to NVMe Controller at %s\n",
trid->traddr);

4
test/nvme/nvme.sh
View File

@ -104,7 +104,9 @@ done
timing_exit identify
timing_enter perf
$rootdir/examples/nvme/perf/perf -q 128 -w read -o 12288 -t 1 -LL -i 0
#enable no shutdown notification option
$rootdir/examples/nvme/perf/perf -q 128 -w read -o 12288 -t 1 -LL -i 0 -N
$rootdir/examples/nvme/perf/perf -q 128 -w write -o 12288 -t 1 -LL -i 0
timing_exit perf
timing_enter reserve