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examples/perf: update usage information

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Change-Id: I427075ead5fcdc15f03e6086d55d59b6b1030b26
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
This commit is contained in:
Changpeng Liu 2017-03-22 15:37:20 +08:00 committed by Daniel Verkamp
parent 0e2ea8797f
commit c3ec79faee
1 changed files with 6 additions and 5 deletions
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11
examples/nvme/perf/perf.c
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@ -650,15 +650,16 @@ static void usage(char *program_name)
printf("\t[-t time in seconds]\n");
printf("\t[-c core mask for I/O submission/completion.]\n");
printf("\t\t(default: 1)]\n");
printf("\t[-r discover info of remote NVMe over Fabrics target]\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");
printf("\t trtype Transport type (e.g. RDMA)\n");
printf("\t trtype Transport type (e.g. PCIe, RDMA)\n");
printf("\t adrfam Address family (e.g. IPv4, IPv6)\n");
printf("\t traddr Transport address (e.g. 192.168.100.8)\n");
printf("\t traddr Transport address (e.g. 0000:04:00.0 for PCIe or 192.168.100.8 for RDMA)\n");
printf("\t trsvcid Transport service identifier (e.g. 4420)\n");
printf("\t subnqn Subsystem NQN (default: %s)\n", SPDK_NVMF_DISCOVERY_NQN);
printf("\t Example: -r 'trtype:RDMA adrfam:IPv4 traddr:192.168.100.8 trsvcid:4420'\n");
printf("\t Example: -r 'trtype:PCIe traddr:0000:04:00.0' for PCIe or\n");
printf("\t -r 'trtype:RDMA adrfam:IPv4 traddr:192.168.100.8 trsvcid:4420' for NVMeoF\n");
printf("\t[-d DPDK huge memory size in MB.]\n");
printf("\t[-m max completions per poll]\n");
printf("\t\t(default: 0 - unlimited)\n");
@ -970,7 +971,7 @@ parse_args(int argc, char **argv)
if (TAILQ_EMPTY(&g_trid_list)) {
/* If no transport IDs specified, default to enumerating all local PCIe devices */
add_trid("trtype:pcie");
add_trid("trtype:PCIe");
}
g_aio_optind = optind;