[dpdk-dev,2/2] testpmd: add a new command to get the extended statistics of a port
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Message ID 1406118534-6169-3-git-send-email-olivier.matz@6wind.com
State Accepted, archived
Headers show

Commit Message

Olivier Matz July 23, 2014, 12:28 p.m. UTC
Add a new token in "show port" command to dump the extended statistics
of a device. It validates the new xstats framework added in previous commit.

Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
---
 app/test-pmd/cmdline.c | 22 ++++++++++++++++------
 app/test-pmd/config.c  | 34 ++++++++++++++++++++++++++++++++++
 app/test-pmd/testpmd.h |  2 ++
 3 files changed, 52 insertions(+), 6 deletions(-)

Patch
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diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 345be11..972ef8c 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -183,14 +183,14 @@  static void cmd_help_long_parsed(void *parsed_result,
 			"Display:\n"
 			"--------\n\n"
 
-			"show port (info|stats|fdir|stat_qmap) (port_id|all)\n"
+			"show port (info|stats|xstats|fdir|stat_qmap) (port_id|all)\n"
 			"    Display information for port_id, or all.\n\n"
 
 			"show port rss-hash [key]\n"
 			"    Display the RSS hash functions and RSS hash key"
 			" of port X\n\n"
 
-			"clear port (info|stats|fdir|stat_qmap) (port_id|all)\n"
+			"clear port (info|stats|xstats|fdir|stat_qmap) (port_id|all)\n"
 			"    Clear information for port_id, or all.\n\n"
 
 			"show config (rxtx|cores|fwd)\n"
@@ -5015,12 +5015,18 @@  static void cmd_showportall_parsed(void *parsed_result,
 		if (!strcmp(res->what, "stats"))
 			for (i = 0; i < nb_ports; i++)
 				nic_stats_clear(i);
+		else if (!strcmp(res->what, "xstats"))
+			for (i = 0; i < nb_ports; i++)
+				nic_xstats_clear(i);
 	} else if (!strcmp(res->what, "info"))
 		for (i = 0; i < nb_ports; i++)
 			port_infos_display(i);
 	else if (!strcmp(res->what, "stats"))
 		for (i = 0; i < nb_ports; i++)
 			nic_stats_display(i);
+	else if (!strcmp(res->what, "xstats"))
+		for (i = 0; i < nb_ports; i++)
+			nic_xstats_display(i);
 	else if (!strcmp(res->what, "fdir"))
 		for (i = 0; i < nb_ports; i++)
 			fdir_get_infos(i);
@@ -5036,13 +5042,13 @@  cmdline_parse_token_string_t cmd_showportall_port =
 	TOKEN_STRING_INITIALIZER(struct cmd_showportall_result, port, "port");
 cmdline_parse_token_string_t cmd_showportall_what =
 	TOKEN_STRING_INITIALIZER(struct cmd_showportall_result, what,
-				 "info#stats#fdir#stat_qmap");
+				 "info#stats#xstats#fdir#stat_qmap");
 cmdline_parse_token_string_t cmd_showportall_all =
 	TOKEN_STRING_INITIALIZER(struct cmd_showportall_result, all, "all");
 cmdline_parse_inst_t cmd_showportall = {
 	.f = cmd_showportall_parsed,
 	.data = NULL,
-	.help_str = "show|clear port info|stats|fdir|stat_qmap all",
+	.help_str = "show|clear port info|stats|xstats|fdir|stat_qmap all",
 	.tokens = {
 		(void *)&cmd_showportall_show,
 		(void *)&cmd_showportall_port,
@@ -5068,10 +5074,14 @@  static void cmd_showport_parsed(void *parsed_result,
 	if (!strcmp(res->show, "clear")) {
 		if (!strcmp(res->what, "stats"))
 			nic_stats_clear(res->portnum);
+		else if (!strcmp(res->what, "xstats"))
+			nic_xstats_clear(res->portnum);
 	} else if (!strcmp(res->what, "info"))
 		port_infos_display(res->portnum);
 	else if (!strcmp(res->what, "stats"))
 		nic_stats_display(res->portnum);
+	else if (!strcmp(res->what, "xstats"))
+		nic_xstats_display(res->portnum);
 	else if (!strcmp(res->what, "fdir"))
 		 fdir_get_infos(res->portnum);
 	else if (!strcmp(res->what, "stat_qmap"))
@@ -5085,14 +5095,14 @@  cmdline_parse_token_string_t cmd_showport_port =
 	TOKEN_STRING_INITIALIZER(struct cmd_showport_result, port, "port");
 cmdline_parse_token_string_t cmd_showport_what =
 	TOKEN_STRING_INITIALIZER(struct cmd_showport_result, what,
-				 "info#stats#fdir#stat_qmap");
+				 "info#stats#xstats#fdir#stat_qmap");
 cmdline_parse_token_num_t cmd_showport_portnum =
 	TOKEN_NUM_INITIALIZER(struct cmd_showport_result, portnum, INT32);
 
 cmdline_parse_inst_t cmd_showport = {
 	.f = cmd_showport_parsed,
 	.data = NULL,
-	.help_str = "show|clear port info|stats|fdir|stat_qmap X (X = port number)",
+	.help_str = "show|clear port info|stats|xstats|fdir|stat_qmap X (X = port number)",
 	.tokens = {
 		(void *)&cmd_showport_show,
 		(void *)&cmd_showport_port,
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index c72f6ee..0a42ee9 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -199,6 +199,40 @@  nic_stats_clear(portid_t port_id)
 	printf("\n  NIC statistics for port %d cleared\n", port_id);
 }
 
+void
+nic_xstats_display(portid_t port_id)
+{
+	struct rte_eth_xstats *xstats;
+	int len, ret, i;
+
+	printf("###### NIC extended statistics for port %-2d\n", port_id);
+
+	len = rte_eth_xstats_get(port_id, NULL, 0);
+	if (len < 0) {
+		printf("Cannot get xstats count\n");
+		return;
+	}
+	xstats = malloc(sizeof(xstats[0]) * len);
+	if (xstats == NULL) {
+		printf("Cannot allocate memory for xstats\n");
+		return;
+	}
+	ret = rte_eth_xstats_get(port_id, xstats, len);
+	if (ret < 0 || ret > len) {
+		printf("Cannot get xstats\n");
+		free(xstats);
+		return ;
+	}
+	for (i = 0; i < len; i++)
+		printf("%s: %"PRIu64"\n", xstats[i].name, xstats[i].value);
+	free(xstats);
+}
+
+void
+nic_xstats_clear(portid_t port_id)
+{
+	rte_eth_xstats_reset(port_id);
+}
 
 void
 nic_stats_mapping_display(portid_t port_id)
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index ac86bfe..c698c41 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -448,6 +448,8 @@  void launch_args_parse(int argc, char** argv);
 void prompt(void);
 void nic_stats_display(portid_t port_id);
 void nic_stats_clear(portid_t port_id);
+void nic_xstats_display(portid_t port_id);
+void nic_xstats_clear(portid_t port_id);
 void nic_stats_mapping_display(portid_t port_id);
 void port_infos_display(portid_t port_id);
 void fwd_lcores_config_display(void);