X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=VNFs%2FDPPD-PROX%2Fcmd_parser.c;h=0973a4e515828507ac757d6fab58fad3493f00b8;hb=00f5630bf8a9a625a6ff4b35169a2f1f6ff23703;hp=dea955f4db3c78a62ed1c4cdf6879257cffc41f7;hpb=da4e41a67cca12cc4160a66ca46a37889137fa1e;p=samplevnf.git

diff --git a/VNFs/DPPD-PROX/cmd_parser.c b/VNFs/DPPD-PROX/cmd_parser.c
index dea955f4..0973a4e5 100644
--- a/VNFs/DPPD-PROX/cmd_parser.c
+++ b/VNFs/DPPD-PROX/cmd_parser.c
@@ -1,5 +1,5 @@
 /*
-// Copyright (c) 2010-2017 Intel Corporation
+// Copyright (c) 2010-2020 Intel Corporation
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -384,7 +384,7 @@ static int parse_cmd_count(const char *str, struct input *input)
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (!task_is_mode(lcore_id, task_id, "gen")) {
 				plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
 			}
 			else {
@@ -398,26 +398,78 @@ static int parse_cmd_count(const char *str, struct input *input)
 	return 0;
 }
 
-static int parse_cmd_set_probability(const char *str, struct input *input)
+static int parse_cmd_set_proba_no_drop(const char *str, struct input *input)
+{
+	unsigned lcores[RTE_MAX_LCORE], lcore_id, task_id, nb_cores;
+	float proba_no_drop;
+
+	if (parse_cores_task(str, lcores, &task_id, &nb_cores))
+		return -1;
+	if (!(str = strchr_skip_twice(str, ' ')))
+		return -1;
+	if (sscanf(str, "%f", &proba_no_drop) != 1)
+		return -1;
+
+	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
+		for (unsigned int i = 0; i < nb_cores; i++) {
+			lcore_id = lcores[i];
+			if (!task_is_mode(lcore_id, task_id, "impair")) {
+				plog_err("Core %u task %u is not impairing packets\n", lcore_id, task_id);
+			} else {
+				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
+				task_impair_set_proba_no_drop(tbase, proba_no_drop);
+			}
+		}
+	}
+	return 0;
+}
+
+static int parse_cmd_set_proba_delay(const char *str, struct input *input)
+{
+	unsigned lcores[RTE_MAX_LCORE], lcore_id, task_id, nb_cores;
+	float proba_delay;
+
+	if (parse_cores_task(str, lcores, &task_id, &nb_cores))
+		return -1;
+	if (!(str = strchr_skip_twice(str, ' ')))
+		return -1;
+	if (sscanf(str, "%f", &proba_delay) != 1)
+		return -1;
+
+	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
+		for (unsigned int i = 0; i < nb_cores; i++) {
+			lcore_id = lcores[i];
+			if (!task_is_mode(lcore_id, task_id, "impair")) {
+				plog_err("Core %u task %u is not impairing packets\n", lcore_id, task_id);
+			} else {
+				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
+				task_impair_set_proba_delay(tbase, proba_delay);
+			}
+		}
+	}
+	return 0;
+}
+
+static int parse_cmd_set_proba_duplicate(const char *str, struct input *input)
 {
 	unsigned lcores[RTE_MAX_LCORE], lcore_id, task_id, nb_cores;
-	float probability;
+	float proba_duplicate;
 
 	if (parse_cores_task(str, lcores, &task_id, &nb_cores))
 		return -1;
 	if (!(str = strchr_skip_twice(str, ' ')))
 		return -1;
-	if (sscanf(str, "%f", &probability) != 1)
+	if (sscanf(str, "%f", &proba_duplicate) != 1)
 		return -1;
 
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "impair", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "impair", "l3"))){
+			if (!task_is_mode(lcore_id, task_id, "impair")) {
 				plog_err("Core %u task %u is not impairing packets\n", lcore_id, task_id);
 			} else {
 				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
-				task_impair_set_proba(tbase, probability);
+				task_impair_set_proba_duplicate(tbase, proba_duplicate);
 			}
 		}
 	}
@@ -438,7 +490,7 @@ static int parse_cmd_delay_us(const char *str, struct input *input)
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "impair", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "impair", "l3"))){
+			if (!task_is_mode(lcore_id, task_id, "impair")) {
 				plog_err("Core %u task %u is not impairing packets\n", lcore_id, task_id);
 			} else {
 				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
@@ -463,7 +515,7 @@ static int parse_cmd_random_delay_us(const char *str, struct input *input)
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "impair", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "impair", "l3"))){
+			if (!task_is_mode(lcore_id, task_id, "impair")) {
 				plog_err("Core %u task %u is not impairing packets\n", lcore_id, task_id);
 			} else {
 				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
@@ -525,7 +577,7 @@ static int parse_cmd_pkt_size(const char *str, struct input *input)
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (!task_is_mode(lcore_id, task_id, "gen")) {
 				plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
 			} else {
 				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
@@ -536,6 +588,47 @@ static int parse_cmd_pkt_size(const char *str, struct input *input)
 	return 0;
 }
 
+static int parse_cmd_imix(const char *str, struct input *input)
+{
+	unsigned lcores[RTE_MAX_LCORE], lcore_id, task_id, nb_cores;
+	uint32_t pkt_sizes[MAX_IMIX_PKTS], tmp;
+	uint32_t pkt_index = 0;
+
+	if (parse_cores_task(str, lcores, &task_id, &nb_cores))
+		return -1;
+	if (!(str = strchr_skip_twice(str, ' ')))
+		return -1;
+	while (pkt_index < MAX_IMIX_PKTS) {
+		if (sscanf(str, "%d", &pkt_sizes[pkt_index]) != 1)
+			break;
+		pkt_index++;
+		if ((str = strchr(str, ',')) == NULL)
+			break;
+        	str = str + 1;
+	}
+	if (pkt_index == 0) {
+		plog_err("No pkt size found\n");
+		return -1;
+	}
+	if ((pkt_index == MAX_IMIX_PKTS) && (str) && (sscanf(str, "%d", &tmp) == 1)) {
+		plog_err("Too many inputs - unexpected inputs starting at %s\n", str);
+		return -1;
+	}
+
+	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
+		for (unsigned int i = 0; i < nb_cores; i++) {
+			lcore_id = lcores[i];
+			if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+				plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
+			} else {
+				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
+				task_gen_set_imix(tbase, pkt_index, pkt_sizes); /* error printed within function */
+			}
+		}
+	}
+	return 0;
+}
+
 static int parse_cmd_speed(const char *str, struct input *input)
 {
 	unsigned lcores[RTE_MAX_LCORE], task_id, lcore_id, nb_cores;
@@ -556,7 +649,7 @@ static int parse_cmd_speed(const char *str, struct input *input)
 
 	for (i = 0; i < nb_cores; i++) {
 		lcore_id = lcores[i];
-		if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (!task_is_mode(lcore_id, task_id, "gen")) {
 			plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
 		}
 		else if (speed > 1000.0f || speed < 0.0f) {	// Up to 100 Gbps
@@ -590,7 +683,7 @@ static int parse_cmd_speed_byte(const char *str, struct input *input)
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
 
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (!task_is_mode(lcore_id, task_id, "gen")) {
 				plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
 			}
 			else if (bps > 12500000000) {	// Up to 100Gbps
@@ -616,7 +709,7 @@ static int parse_cmd_reset_randoms_all(const char *str, struct input *input)
 	unsigned task_id, lcore_id = -1;
 	while (prox_core_next(&lcore_id, 0) == 0) {
 		for (task_id = 0; task_id < lcore_cfg[lcore_id].n_tasks_all; task_id++) {
-			if ((task_is_mode_and_submode(lcore_id, task_id, "gen", "")) || (task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (task_is_mode(lcore_id, task_id, "gen")) {
 				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
 				uint32_t n_rands = task_gen_get_n_randoms(tbase);
 
@@ -637,7 +730,7 @@ static int parse_cmd_reset_values_all(const char *str, struct input *input)
 	unsigned task_id, lcore_id = -1;
 	while (prox_core_next(&lcore_id, 0) == 0) {
 		for (task_id = 0; task_id < lcore_cfg[lcore_id].n_tasks_all; task_id++) {
-			if ((task_is_mode_and_submode(lcore_id, task_id, "gen", "")) || (task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (task_is_mode(lcore_id, task_id, "gen")) {
 				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
 
 				plog_info("Resetting values on core %d task %d\n", lcore_id, task_id);
@@ -658,7 +751,7 @@ static int parse_cmd_reset_values(const char *str, struct input *input)
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (!task_is_mode(lcore_id, task_id, "gen")) {
 				plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
 			}
 			else {
@@ -689,12 +782,10 @@ static int parse_cmd_set_value(const char *str, struct input *input)
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (!task_is_mode(lcore_id, task_id, "gen")) {
 				plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
 			}
-			else if (offset > ETHER_MAX_LEN) {
-				plog_err("Offset out of range (must be less then %u)\n", ETHER_MAX_LEN);
-			}
+			// do not check offset here - gen knows better than us the maximum frame size
 			else if (value_len > 4) {
 				plog_err("Length out of range (must be less then 4)\n");
 			}
@@ -702,7 +793,7 @@ static int parse_cmd_set_value(const char *str, struct input *input)
 				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
 
 				if (task_gen_set_value(tbase, value, offset, value_len))
-					plog_info("Unable to set Byte %"PRIu16" to %"PRIu8" - too many value set\n", offset, value);
+					plog_info("Unable to set Byte %"PRIu16" to %"PRIu8" - invalid offset/len\n", offset, value);
 				else
 					plog_info("Setting Byte %"PRIu16" to %"PRIu32"\n", offset, value);
 			}
@@ -730,11 +821,11 @@ static int parse_cmd_set_random(const char *str, struct input *input)
 	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
 		for (unsigned int i = 0; i < nb_cores; i++) {
 			lcore_id = lcores[i];
-			if ((!task_is_mode_and_submode(lcore_id, task_id, "gen", "")) && (!task_is_mode_and_submode(lcore_id, task_id, "gen", "l3"))) {
+			if (!task_is_mode(lcore_id, task_id, "gen")) {
 				plog_err("Core %u task %u is not generating packets\n", lcore_id, task_id);
 			}
-			else if (offset > ETHER_MAX_LEN) {
-				plog_err("Offset out of range (must be less then %u)\n", ETHER_MAX_LEN);
+			else if (offset > PROX_RTE_ETHER_MAX_LEN) {
+				plog_err("Offset out of range (must be less then %u)\n", PROX_RTE_ETHER_MAX_LEN);
 			}
 			else if (value_len > 4) {
 				plog_err("Length out of range (must be less then 4)\n");
@@ -904,12 +995,7 @@ static int parse_cmd_local_ip(const char *str, struct input *input)
 		struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
 		uint32_t local_ip = ((ip[3] & 0xFF) << 24) | ((ip[2] & 0xFF) << 16) | ((ip[1] & 0xFF) << 8) | ((ip[0] & 0xFF) << 0);
 		if (!task_is_mode_and_submode(lcore_id, task_id, "arp", "local")) {
-			if (!task_is_sub_mode(lcore_id, task_id, "l3")) {
-				plog_err("Core %u task %u is not in l3 mode\n", lcore_id, task_id);
-			} else {
-				plog_info("Setting local ip to %s\n", str);
-				task_set_local_ip(tbase, local_ip);
-			}
+			plog_err("Core %u task %u is not in arp mode\n", lcore_id, task_id);
 		} else {
 			plog_info("Setting local ip to %s\n", str);
 			task_arp_set_local_ip(tbase, local_ip);
@@ -1258,7 +1344,7 @@ static int parse_cmd_tot_imissed_tot(const char *str, struct input *input)
 static int parse_cmd_enable_multicast(const char *str, struct input *input)
 {
 	uint8_t port_id;
-	struct ether_addr mac;
+	prox_rte_ether_addr mac;
 
 	if (sscanf(str, "%hhu %hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &port_id, mac.addr_bytes, mac.addr_bytes + 1, mac.addr_bytes + 2, mac.addr_bytes + 3, mac.addr_bytes + 4, mac.addr_bytes + 5 ) != 7) {
                 return -1;
@@ -1270,7 +1356,7 @@ static int parse_cmd_enable_multicast(const char *str, struct input *input)
 static int parse_cmd_disable_multicast(const char *str, struct input *input)
 {
 	uint8_t port_id;
-	struct ether_addr mac;
+	prox_rte_ether_addr mac;
 
 	if (sscanf(str, "%hhu %hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &port_id, mac.addr_bytes, mac.addr_bytes + 1, mac.addr_bytes + 2, mac.addr_bytes + 3, mac.addr_bytes + 4, mac.addr_bytes + 5 ) != 7) {
                 return -1;
@@ -1695,11 +1781,15 @@ static int parse_cmd_core_stats(const char *str, struct input *input)
 	return 0;
 }
 
-static int parse_cmd_dp_core_stats(const char *str, struct input *input)
+typedef void (*parser_handler)(unsigned, unsigned, struct input *);
+static int handle_cores_tasks(const char *str, struct input *input, const char *mode_str, const char *mode_name, parser_handler f)
 {
-	unsigned lcores[RTE_MAX_LCORE], tasks[MAX_TASKS_PER_CORE], lcore_id, task_id, nb_cores, nb_tasks;
-
 	// This function either outputs a single line, in case of syntax error on the lists of cores and/or tasks
+	// or outputs (nb_cores * nb_tasks) lines, one line for each core/task pair:
+	// - if the core/task pair is invalid, the output line reports an error
+	// - otherwise, the output line provides the latency statistics for the core/task pair
+
+	unsigned lcores[RTE_MAX_LCORE], tasks[MAX_TASKS_PER_CORE], lcore_id, task_id, nb_cores, nb_tasks;
 	if (parse_cores_tasks(str, lcores, tasks, &nb_cores, &nb_tasks)) {
 		if (input->reply) {
 			char buf[128];
@@ -1709,9 +1799,6 @@ static int parse_cmd_dp_core_stats(const char *str, struct input *input)
 		return -1;
 	}
 
-	// or outputs (nb_cores * nb_tasks) lines, one line for each core/task pair:
-	// - if the core/task pair is invalid, the output line reports an error
-	// - otherwise, the output line provides the dataplane statistics for the core/task pair
 	for (unsigned int i = 0; i < nb_cores; i++) {
 		for (unsigned int j = 0; j < nb_tasks; j++) {
 			lcore_id = lcores[i];
@@ -1726,122 +1813,180 @@ static int parse_cmd_dp_core_stats(const char *str, struct input *input)
 				}
 				continue;
 			}
-			uint64_t tot_rx = stats_core_task_tot_rx(lcore_id, task_id);
-			uint64_t tot_tx = stats_core_task_tot_tx(lcore_id, task_id);
-			uint64_t tot_tx_fail = stats_core_task_tot_tx_fail(lcore_id, task_id);
-			uint64_t tot_rx_non_dp = stats_core_task_tot_rx_non_dp(lcore_id, task_id);
-			uint64_t tot_tx_non_dp = stats_core_task_tot_tx_non_dp(lcore_id, task_id);
-			uint64_t tot_drop = stats_core_task_tot_drop(lcore_id, task_id);
-			uint64_t last_tsc = stats_core_task_last_tsc(lcore_id, task_id);
-
-			if (input->reply) {
-				char buf[128];
-				snprintf(buf, sizeof(buf),
-					"%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%u,%u\n",
-					tot_rx, tot_tx, tot_rx_non_dp, tot_tx_non_dp, tot_drop, tot_tx_fail, last_tsc, rte_get_tsc_hz(), lcore_id, task_id);
-				input->reply(input, buf, strlen(buf));
-			}
-			else {
-				plog_info("core: %u, task: %u, RX: %"PRIu64", TX: %"PRIu64", RX_NON_DP: %"PRIu64", TX_NON_DP: %"PRIu64", DROP: %"PRIu64", TX_FAIL: %"PRIu64"\n",
-					lcore_id, task_id, tot_rx, tot_tx, tot_rx_non_dp, tot_tx_non_dp, tot_drop, tot_tx_fail);
+			if ((mode_str) && (!task_is_mode(lcore_id, task_id, mode_str))) {
+				if (input->reply) {
+					char buf[128];
+					snprintf(buf, sizeof(buf), "error: core %u task %u is not measuring %s\n", lcore_id, task_id, mode_name);
+					input->reply(input, buf, strlen(buf));
+				} else {
+					plog_info("error: core %u task %u is not measuring %s\n", lcore_id, task_id, mode_name);
+				}
+				continue;
 			}
+			f(lcore_id, task_id, input);
 		}
 	}
 	return 0;
 }
 
-static int parse_cmd_lat_stats(const char *str, struct input *input)
+static void handle_dp_core_stats(unsigned lcore_id, unsigned task_id, struct input *input)
 {
-	unsigned lcores[RTE_MAX_LCORE], tasks[MAX_TASKS_PER_CORE], lcore_id, task_id, nb_cores, nb_tasks;
+	uint64_t tot_rx = stats_core_task_tot_rx(lcore_id, task_id);
+	uint64_t tot_tx = stats_core_task_tot_tx(lcore_id, task_id);
+	uint64_t tot_tx_fail = stats_core_task_tot_tx_fail(lcore_id, task_id);
+	uint64_t tot_rx_non_dp = stats_core_task_tot_rx_non_dp(lcore_id, task_id);
+	uint64_t tot_tx_non_dp = stats_core_task_tot_tx_non_dp(lcore_id, task_id);
+	uint64_t tot_drop = stats_core_task_tot_drop(lcore_id, task_id);
+	uint64_t last_tsc = stats_core_task_last_tsc(lcore_id, task_id);
 
-	// This function either outputs a single line, in case of syntax error on the lists of cores and/or tasks
-	if (parse_cores_tasks(str, lcores, tasks, &nb_cores, &nb_tasks)) {
+	if (input->reply) {
+		char buf[128];
+		snprintf(buf, sizeof(buf),
+			"%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%u,%u\n",
+			tot_rx, tot_tx, tot_rx_non_dp, tot_tx_non_dp, tot_drop, tot_tx_fail, last_tsc, rte_get_tsc_hz(), lcore_id, task_id);
+		input->reply(input, buf, strlen(buf));
+	}
+	else {
+		plog_info("core: %u, task: %u, RX: %"PRIu64", TX: %"PRIu64", RX_NON_DP: %"PRIu64", TX_NON_DP: %"PRIu64", DROP: %"PRIu64", TX_FAIL: %"PRIu64"\n",
+			lcore_id, task_id, tot_rx, tot_tx, tot_rx_non_dp, tot_tx_non_dp, tot_drop, tot_tx_fail);
+	}
+}
+
+static void handle_lat_stats(unsigned lcore_id, unsigned task_id, struct input *input)
+{
+	struct stats_latency *stats = stats_latency_find(lcore_id, task_id);
+	struct stats_latency *tot = stats_latency_tot_find(lcore_id, task_id);
+	if (!stats || !tot) {
 		if (input->reply) {
 			char buf[128];
-			snprintf(buf, sizeof(buf), "error: invalid syntax\n");
+			snprintf(buf, sizeof(buf),
+				 "error: core %u task %u stats = %p tot = %p\n",
+				 lcore_id, task_id, stats, tot);
 			input->reply(input, buf, strlen(buf));
+		} else {
+			plog_info("error: core %u task %u stats = %p tot = %p\n",
+				  lcore_id, task_id, stats, tot);
 		}
-		return -1;
+		return;
 	}
 
-	// or outputs (nb_cores * nb_tasks) lines, one line for each core/task pair:
-	// - if the core/task pair is invalid, the output line reports an error
-	// - otherwise, the output line provides the latency statistics for the core/task pair
-	for (unsigned int i = 0; i < nb_cores; i++) {
-		for (unsigned int j = 0; j < nb_tasks; j++) {
-			lcore_id = lcores[i];
-			task_id = tasks[j];
-			if (core_task_is_valid(lcore_id, task_id) == 0) {
-				if (input->reply) {
-					char buf[128];
-					snprintf(buf, sizeof(buf), "error: invalid core %u, task %u\n", lcore_id, task_id);
-					input->reply(input, buf, strlen(buf));
-				} else {
-					plog_info("error: invalid core %u, task %u\n", lcore_id, task_id);
-				}
-				continue;
-			}
-			if (!task_is_mode(lcore_id, task_id, "lat")) {
-				if (input->reply) {
-					char buf[128];
-					snprintf(buf, sizeof(buf), "error: core %u task %u is not measuring latency\n", lcore_id, task_id);
-					input->reply(input, buf, strlen(buf));
-				} else {
-					plog_info("error: core %u task %u is not measuring latency\n", lcore_id, task_id);
-				}
-				continue;
-			}
+	uint64_t last_tsc = stats_core_task_last_tsc(lcore_id, task_id);
+	uint64_t lat_min_usec = time_unit_to_usec(&stats->min.time);
+	uint64_t lat_max_usec = time_unit_to_usec(&stats->max.time);
+	uint64_t tot_lat_min_usec = time_unit_to_usec(&tot->min.time);
+	uint64_t tot_lat_max_usec = time_unit_to_usec(&tot->max.time);
+	uint64_t lat_avg_usec = time_unit_to_usec(&stats->avg.time);
 
-			struct stats_latency *stats = stats_latency_find(lcore_id, task_id);
-			struct stats_latency *tot = stats_latency_tot_find(lcore_id, task_id);
-			if (!stats || !tot) {
-				if (input->reply) {
-					char buf[128];
-					snprintf(buf, sizeof(buf),
-						 "error: core %u task %u stats = %p tot = %p\n",
-						 lcore_id, task_id, stats, tot);
-					input->reply(input, buf, strlen(buf));
-				} else {
-					plog_info("error: core %u task %u stats = %p tot = %p\n",
-						  lcore_id, task_id, stats, tot);
-				}
-				continue;
-			}
+	if (input->reply) {
+		char buf[128];
+		snprintf(buf, sizeof(buf),
+			 "%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%u,%u,%"PRIu64",%"PRIu64",%"PRIu64"\n",
+			 lat_min_usec,
+			 lat_max_usec,
+			 lat_avg_usec,
+			 tot_lat_min_usec,
+			 tot_lat_max_usec,
+			 last_tsc,
+			 rte_get_tsc_hz(),
+			 lcore_id,
+			 task_id,
+			 stats->mis_ordered,
+			 stats->extent,
+			 stats->duplicate);
+		input->reply(input, buf, strlen(buf));
+	}
+	else {
+		plog_info("core: %u, task: %u, min: %"PRIu64", max: %"PRIu64", avg: %"PRIu64", min since reset: %"PRIu64", max since reset: %"PRIu64", mis_ordered: %"PRIu64", extent: %"PRIu64", duplicates: %"PRIu64"\n",
+			 lcore_id,
+			 task_id,
+			 lat_min_usec,
+			 lat_max_usec,
+			 lat_avg_usec,
+			 tot_lat_min_usec,
+			 tot_lat_max_usec,
+			 stats->mis_ordered,
+			 stats->extent,
+			 stats->duplicate);
+	}
+}
 
-			uint64_t last_tsc = stats_core_task_last_tsc(lcore_id, task_id);
-			uint64_t lat_min_usec = time_unit_to_usec(&stats->min.time);
-			uint64_t lat_max_usec = time_unit_to_usec(&stats->max.time);
-			uint64_t tot_lat_min_usec = time_unit_to_usec(&tot->min.time);
-			uint64_t tot_lat_max_usec = time_unit_to_usec(&tot->max.time);
-			uint64_t lat_avg_usec = time_unit_to_usec(&stats->avg.time);
+#ifdef LATENCY_HISTOGRAM
+static void handle_latency_histogram(unsigned lcore_id, unsigned task_id, struct input *input)
+{
+	uint64_t *buckets;
 
-			if (input->reply) {
-				char buf[128];
-				snprintf(buf, sizeof(buf),
-					 "%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%"PRIu64",%u,%u\n",
-					 lat_min_usec,
-					 lat_max_usec,
-					 lat_avg_usec,
-					 tot_lat_min_usec,
-					 tot_lat_max_usec,
-					 last_tsc,
-					 rte_get_tsc_hz(),
-					 lcore_id,
-					 task_id);
-				input->reply(input, buf, strlen(buf));
-			}
-			else {
-				plog_info("core: %u, task: %u, min: %"PRIu64", max: %"PRIu64", avg: %"PRIu64", min since reset: %"PRIu64", max since reset: %"PRIu64"\n",
-					  lcore_id,
-					  task_id,
-					  lat_min_usec,
-					  lat_max_usec,
-					  lat_avg_usec,
-					  tot_lat_min_usec,
-					  tot_lat_max_usec);
-			}
+	stats_core_lat_histogram(lcore_id, task_id, &buckets);
+
+	if (buckets == NULL) {
+		if (input->reply) {
+			char buf[128];
+			snprintf(buf, sizeof(buf), "error: unexpected NULL bucket\n");
+			input->reply(input, buf, strlen(buf));
 		}
+		return;
+	}
+
+	if (input->reply) {
+		char buf[4096] = {0};
+		for (size_t i = 0; i < LAT_BUCKET_COUNT; i++)
+			sprintf(buf+strlen(buf), "Bucket [%zu]: %"PRIu64"\n", i, buckets[i]);
+		input->reply(input, buf, strlen(buf));
+	}
+	else {
+		for (size_t i = 0; i < LAT_BUCKET_COUNT; i++)
+			if (buckets[i])
+				plog_info("Bucket [%zu]: %"PRIu64"\n", i, buckets[i]);
+	}
+}
+
+static void handle_stats_and_packets(unsigned lcore_id, unsigned task_id, struct input *input)
+{
+	handle_lat_stats(lcore_id, task_id, input);
+	handle_latency_histogram(lcore_id, task_id, input);
+}
+#endif
+
+static int parse_cmd_dp_core_stats(const char *str, struct input *input)
+{
+	handle_cores_tasks(str, input, NULL, NULL, handle_dp_core_stats);
+	return 0;
+}
+
+static int parse_cmd_lat_stats(const char *str, struct input *input)
+{
+	handle_cores_tasks(str, input, "lat", "latency", handle_lat_stats);
+	return 0;
+}
+
+static int parse_cmd_lat_packets(const char *str, struct input *input)
+{
+#ifdef LATENCY_HISTOGRAM
+	handle_cores_tasks(str, input, "lat", "latency", handle_latency_histogram);
+#else
+	if (input->reply) {
+		char buf[128];
+		snprintf(buf, sizeof(buf), "error: invalid syntax (LATENCY_HISTOGRAM disabled)\n");
+		input->reply(input, buf, strlen(buf));
+	} else {
+		plog_info("LATENCY_HISTOGRAMS disabled\n");
+	}
+#endif
+	return 0;
+}
+
+static int parse_cmd_lat_stats_and_packets(const char *str, struct input *input)
+{
+#ifdef LATENCY_HISTOGRAM
+	handle_cores_tasks(str, input, "lat", "latency", handle_stats_and_packets);
+#else
+	if (input->reply) {
+		char buf[128];
+		snprintf(buf, sizeof(buf), "error: invalid syntax (LATENCY_HISTOGRAMS disabled)\n");
+		input->reply(input, buf, strlen(buf));
+	} else {
+		plog_info("LATENCY_HISTOGRAMS disabled\n");
 	}
+#endif
 	return 0;
 }
 
@@ -1890,53 +2035,6 @@ static int parse_cmd_irq(const char *str, struct input *input)
 	return 0;
 }
 
-static void task_lat_show_latency_histogram(uint8_t lcore_id, uint8_t task_id, struct input *input)
-{
-#ifdef LATENCY_HISTOGRAM
-	uint64_t *buckets;
-
-	stats_core_lat_histogram(lcore_id, task_id, &buckets);
-
-	if (buckets == NULL)
-		return;
-
-	if (input->reply) {
-		char buf[4096] = {0};
-		for (size_t i = 0; i < 128; i++)
-			sprintf(buf+strlen(buf), "Bucket [%zu]: %"PRIu64"\n", i, buckets[i]);
-		input->reply(input, buf, strlen(buf));
-	}
-	else {
-		for (size_t i = 0; i < 128; i++)
-			if (buckets[i])
-				plog_info("Bucket [%zu]: %"PRIu64"\n", i, buckets[i]);
-	}
-#else
-	plog_info("LATENCY_DETAILS disabled\n");
-#endif
-}
-
-static int parse_cmd_lat_packets(const char *str, struct input *input)
-{
-	unsigned lcores[RTE_MAX_LCORE], lcore_id, task_id, nb_cores;
-
-	if (parse_cores_task(str, lcores, &task_id, &nb_cores))
-		return -1;
-
-	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
-		for (unsigned int i = 0; i < nb_cores; i++) {
-			lcore_id = lcores[i];
-			if (!task_is_mode(lcore_id, task_id, "lat")) {
-				plog_err("Core %u task %u is not measuring latency\n", lcore_id, task_id);
-			}
-			else {
-				task_lat_show_latency_histogram(lcore_id, task_id, input);
-			}
-		}
-	}
-	return 0;
-}
-
 static int parse_cmd_cgnat_public_hash(const char *str, struct input *input)
 {
 	unsigned lcores[RTE_MAX_LCORE], lcore_id, task_id, nb_cores;
@@ -2065,6 +2163,29 @@ static int parse_cmd_join_igmp(const char *str, struct input *input)
 	return 0;
 }
 
+static int parse_cmd_send_unsollicited_na(const char *str, struct input *input)
+{
+	unsigned lcores[RTE_MAX_LCORE], lcore_id, task_id, nb_cores;
+
+	if (parse_cores_task(str, lcores, &task_id, &nb_cores))
+		return -1;
+
+	if (cores_task_are_valid(lcores, task_id, nb_cores)) {
+		for (unsigned int i = 0; i < nb_cores; i++) {
+			lcore_id = lcores[i];
+
+			if (!task_is_sub_mode(lcore_id, task_id, "ndp")) {
+				plog_err("Core %u task %u is not running ndp\n", lcore_id, task_id);
+			}
+			else {
+				struct task_base *tbase = lcore_cfg[lcore_id].tasks_all[task_id];
+				send_unsollicited_neighbour_advertisement(tbase);
+			}
+		}
+	}
+	return 0;
+}
+
 static int parse_cmd_rx_tx_info(const char *str, struct input *input)
 {
 	if (strcmp(str, "") != 0) {
@@ -2139,6 +2260,7 @@ static struct cmd_str cmd_strings[] = {
 	{"bypass", "<core_id> <task_id>", "Bypass task", parse_cmd_bypass},
 	{"reconnect", "<core_id> <task_id>", "Reconnect task", parse_cmd_reconnect},
 	{"pkt_size", "<core_id> <task_id> <pkt_size>", "Set the packet size to <pkt_size>", parse_cmd_pkt_size},
+	{"imix", "<core_id> <task_id> <pkt_size,pkt_size ... >", "Set the packet sizes to <pkt_size>", parse_cmd_imix},
 	{"speed", "<core_id> <task_id> <speed percentage>", "Change the speed to <speed percentage> at which packets are being generated on core <core_id> in task <task_id>.", parse_cmd_speed},
 	{"speed_byte", "<core_id> <task_id> <speed>", "Change speed to <speed>. The speed is specified in units of bytes per second.", parse_cmd_speed_byte},
 	{"set value", "<core_id> <task_id> <offset> <value> <value_len>", "Set <value_len> bytes to <value> at offset <offset> in packets generated on <core_id> <task_id>", parse_cmd_set_value},
@@ -2163,6 +2285,7 @@ static struct cmd_str cmd_strings[] = {
 	{"irq stats", "<core id> <task id>", "Print irq related infos", parse_cmd_irq},
 	{"show irq buckets", "<core id> <task id>", "Print irq buckets", parse_cmd_show_irq_buckets},
 	{"lat packets", "<core id> <task id>", "Print the latency for each of the last set of packets", parse_cmd_lat_packets},
+	{"lat all stats", "<core id> <task id>", "Print the latency for each of the last set of packets as well as latency distribution", parse_cmd_lat_stats_and_packets},
 	{"accuracy limit", "<core id> <task id> <nsec>", "Only consider latency of packets that were measured with an error no more than <nsec>", parse_cmd_accuracy},
 	{"core stats", "<core id> <task id>", "Print rx/tx/drop for task <task id> running on core <core id>", parse_cmd_core_stats},
 	{"dp core stats", "<core id> <task id>", "Print rx/tx/non_dp_rx/non_dp_tx/drop for task <task id> running on core <core id>", parse_cmd_dp_core_stats},
@@ -2193,10 +2316,16 @@ static struct cmd_str cmd_strings[] = {
 	{"cgnat dump private hash", "<core id> <task id>", "Dump cgnat private hash table", parse_cmd_cgnat_private_hash},
 	{"delay_us", "<core_id> <task_id> <delay_us>", "Set the delay in usec for the impair mode to <delay_us>", parse_cmd_delay_us},
 	{"random delay_us", "<core_id> <task_id> <random delay_us>", "Set the delay in usec for the impair mode to <random delay_us>", parse_cmd_random_delay_us},
-	{"probability", "<core_id> <task_id> <probability>", "Set the percent of forwarded packets for the impair mode", parse_cmd_set_probability},
+	{"probability", "<core_id> <task_id> <probability>", "Old - Use <proba no drop> instead. Set the percent of forwarded packets for the impair mode", parse_cmd_set_proba_no_drop}, // old - backward compatibility
+	{"proba no drop", "<core_id> <task_id> <probability>", "Set the percent of forwarded packets for the impair mode", parse_cmd_set_proba_no_drop},
+	{"proba delay", "<core_id> <task_id> <probability>", "Set the percent of delayed packets for the impair mode", parse_cmd_set_proba_delay},
+#if RTE_VERSION >= RTE_VERSION_NUM(19,11,0,0)
+	{"proba duplicate", "<core_id> <task_id> <probability>", "Set the percent of duplicate packets for the impair mode", parse_cmd_set_proba_duplicate},
+#endif
 	{"version", "", "Show version", parse_cmd_version},
 	{"join igmp", "<core_id> <task_id> <ip>", "Send igmp membership report for group <ip>", parse_cmd_join_igmp},
 	{"leave igmp", "<core_id> <task_id>", "Send igmp leave group", parse_cmd_leave_igmp},
+	{"send unsollicited na", "<core_id> <task_id>", "Send Unsollicited Neighbor Advertisement", parse_cmd_send_unsollicited_na},
 	{0,0,0,0},
 };