From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id AF7D42BB9 for ; Thu, 15 Jun 2017 11:48:01 +0200 (CEST) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 15 Jun 2017 02:48:00 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.39,343,1493708400"; d="scan'208";a="1182803773" Received: from silpixa00399464.ir.intel.com (HELO silpixa00399464.ger.corp.intel.com) ([10.237.222.157]) by fmsmga002.fm.intel.com with ESMTP; 15 Jun 2017 02:47:59 -0700 From: Pablo de Lara To: jingjing.wu@intel.com Cc: dev@dpdk.org, Pablo de Lara Date: Thu, 15 Jun 2017 02:48:17 +0100 Message-Id: <20170615014817.12543-1-pablo.de.lara.guarch@intel.com> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170609014656.27396-1-pablo.de.lara.guarch@intel.com> References: <20170609014656.27396-1-pablo.de.lara.guarch@intel.com> Subject: [dpdk-dev] [PATCH v3] app/testpmd: print statistics periodically X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 15 Jun 2017 09:48:02 -0000 Add parameter to print port statistics periodically (disabled by default), if interactive mode is not enabled. This is useful to allow the user to see port statistics without having to get into the internal command line. Signed-off-by: Pablo de Lara --- Changes in v3: - Added missing "|" character in help Changes in v2: - Added extra argument in help app/test-pmd/parameters.c | 19 +++++++++++++++-- app/test-pmd/testpmd.c | 40 ++++++++++++++++++++++++++++++++++- app/test-pmd/testpmd.h | 1 + doc/guides/testpmd_app_ug/run_app.rst | 5 +++++ 4 files changed, 62 insertions(+), 3 deletions(-) diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c index fbe6284..41ed74c 100644 --- a/app/test-pmd/parameters.c +++ b/app/test-pmd/parameters.c @@ -88,7 +88,7 @@ usage(char* progname) "[--interactive|-i] " "[--cmdline-file=FILENAME] " #endif - "[--help|-h] | [--auto-start|-a] | [" + "[--help|-h] | [--auto-start|-a] | [-T PERIOD] | [" "--coremask=COREMASK --portmask=PORTMASK --numa " "--mbuf-size= | --total-num-mbufs= | " "--nb-cores= | --nb-ports= | " @@ -109,6 +109,8 @@ usage(char* progname) printf(" --auto-start: start forwarding on init " "[always when non-interactive].\n"); printf(" --help: display this message and quit.\n"); + printf(" -T PERIOD: statistics will be shown every PERIOD seconds " + "(only if interactive is disabled).\n"); printf(" --nb-cores=N: set the number of forwarding cores " "(1 <= N <= %d).\n", nb_lcores); printf(" --nb-ports=N: set the number of forwarding ports " @@ -639,7 +641,7 @@ launch_args_parse(int argc, char** argv) #else #define SHORTOPTS "" #endif - while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ah", + while ((opt = getopt_long(argc, argvopt, SHORTOPTS "ahT:", lgopts, &opt_idx)) != EOF) { switch (opt) { #ifdef RTE_LIBRTE_CMDLINE @@ -653,6 +655,19 @@ launch_args_parse(int argc, char** argv) auto_start = 1; break; + case 'T': + { + char *end = NULL; + unsigned int n; + + n = strtoul(optarg, &end, 10); + if ((optarg[0] == '\0') || (end == NULL) || + (*end != '\0')) + break; + + stats_period = n; + break; + } case 0: /*long options */ if (!strcmp(lgopts[opt_idx].name, "help")) { usage(argv[0]); diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index d32cbb9..2e99b41 100644 --- a/app/test-pmd/testpmd.c +++ b/app/test-pmd/testpmd.c @@ -180,7 +180,7 @@ uint32_t burst_tx_retry_num = BURST_TX_RETRIES; uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */ uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if * specified on command-line. */ - +uint16_t stats_period; /**< Period to show statistics (disabled by default) */ /* * Configuration of packet segments used by the "txonly" processing engine. */ @@ -2232,6 +2232,21 @@ force_quit(void) } static void +print_stats(void) +{ + uint8_t i; + const char clr[] = { 27, '[', '2', 'J', '\0' }; + const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' }; + + /* Clear screen and move to top left */ + printf("%s%s", clr, topLeft); + + printf("\nPort statistics ===================================="); + for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) + nic_stats_display(fwd_ports_ids[i]); +} + +static void signal_handler(int signum) { if (signum == SIGINT || signum == SIGTERM) { @@ -2354,8 +2369,31 @@ main(int argc, char** argv) printf("No commandline core given, start packet forwarding\n"); start_packet_forwarding(0); + if (stats_period != 0) { + uint64_t prev_tsc = 0, cur_tsc, timer_tsc = 0; + uint64_t timer_period; + + /* Convert to number of cycles */ + timer_period = stats_period * rte_get_timer_hz(); + + while (1) { + cur_tsc = rte_rdtsc(); + timer_tsc += cur_tsc - prev_tsc; + + if (timer_tsc >= timer_period) { + print_stats(); + /* Reset the timer */ + timer_tsc = 0; + } + /* Sleep to avoid unnecessary checks */ + sleep(1); + prev_tsc = cur_tsc; + } + } + printf("Press enter to exit\n"); rc = read(0, &c, 1); + pmd_test_exit(); if (rc < 0) return 1; diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h index 364502d..bf9126c 100644 --- a/app/test-pmd/testpmd.h +++ b/app/test-pmd/testpmd.h @@ -378,6 +378,7 @@ extern enum dcb_queue_mapping_mode dcb_q_mapping; extern uint16_t mbuf_data_size; /**< Mbuf data space size. */ extern uint32_t param_total_num_mbufs; +extern uint16_t stats_period; #ifdef RTE_LIBRTE_LATENCY_STATS extern uint8_t latencystats_enabled; diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst index 2a43214..bebe46a 100644 --- a/doc/guides/testpmd_app_ug/run_app.rst +++ b/doc/guides/testpmd_app_ug/run_app.rst @@ -188,6 +188,11 @@ The commandline options are: Start forwarding on initialization. +* ``-T PERIOD`` + + Display statistics every PERIOD seconds, if interactive mode is disabled. + The default value is 0, which means that the statistics will not be displayed. + * ``--nb-cores=N`` Set the number of forwarding cores, -- 2.9.4