From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 38D4DA00C5; Mon, 19 Dec 2022 10:14:33 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CD31742D27; Mon, 19 Dec 2022 10:14:09 +0100 (CET) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by mails.dpdk.org (Postfix) with ESMTP id 6B85040A7A for ; Mon, 19 Dec 2022 10:14:05 +0100 (CET) Received: from dggpeml500024.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4NbDRl2HRLzqTDZ; Mon, 19 Dec 2022 17:09:39 +0800 (CST) Received: from localhost.localdomain (10.67.165.24) by dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Mon, 19 Dec 2022 17:14:01 +0800 From: Chengwen Feng To: , , CC: , , , Subject: [PATCH v5 4/5] ethdev: telemetry xstats support hide zero Date: Mon, 19 Dec 2022 09:07:22 +0000 Message-ID: <20221219090723.29356-5-fengchengwen@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221219090723.29356-1-fengchengwen@huawei.com> References: <20221219090723.29356-1-fengchengwen@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpeml500024.china.huawei.com (7.185.36.10) X-CFilter-Loop: Reflected X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The number of xstats may be large, after the hide zero option is added, only non-zero values can be displayed. Signed-off-by: Chengwen Feng --- lib/ethdev/rte_ethdev.c | 28 ++++++++++++++++++++++------ 1 file changed, 22 insertions(+), 6 deletions(-) diff --git a/lib/ethdev/rte_ethdev.c b/lib/ethdev/rte_ethdev.c index 0774de81b0..2075086eeb 100644 --- a/lib/ethdev/rte_ethdev.c +++ b/lib/ethdev/rte_ethdev.c @@ -5870,20 +5870,33 @@ eth_dev_handle_port_xstats(const char *cmd __rte_unused, { struct rte_eth_xstat *eth_xstats; struct rte_eth_xstat_name *xstat_names; + char *end_param, *hide_param; int port_id, num_xstats; + int hide_zero = 0; int i, ret; - char *end_param; if (params == NULL || strlen(params) == 0 || !isdigit(*params)) return -1; port_id = strtoul(params, &end_param, 0); - if (*end_param != '\0') - RTE_ETHDEV_LOG(NOTICE, - "Extra parameters passed to ethdev telemetry command, ignoring"); if (!rte_eth_dev_is_valid_port(port_id)) return -1; + if (*end_param != '\0') { + hide_param = strtok(end_param, ","); + if (!hide_param || strlen(hide_param) == 0 || !isdigit(*hide_param)) + return -EINVAL; + hide_zero = strtoul(hide_param, &end_param, 0); + if (*end_param != '\0') + RTE_ETHDEV_LOG(NOTICE, + "Extra parameters passed to ethdev telemetry command, ignoring\n"); + if (hide_zero != 0 && hide_zero != 1) { + hide_zero = !!hide_zero; + RTE_ETHDEV_LOG(NOTICE, + "Hide zero parameter is non-boolean, cast to boolean\n"); + } + } + num_xstats = rte_eth_xstats_get(port_id, NULL, 0); if (num_xstats < 0) return -1; @@ -5908,9 +5921,12 @@ eth_dev_handle_port_xstats(const char *cmd __rte_unused, } rte_tel_data_start_dict(d); - for (i = 0; i < num_xstats; i++) + for (i = 0; i < num_xstats; i++) { + if (hide_zero && eth_xstats[i].value == 0) + continue; rte_tel_data_add_dict_u64(d, xstat_names[i].name, eth_xstats[i].value); + } free(eth_xstats); return 0; } @@ -6348,7 +6364,7 @@ RTE_INIT(ethdev_init_telemetry) rte_telemetry_register_cmd("/ethdev/stats", eth_dev_handle_port_stats, "Returns the common stats for a port. Parameters: int port_id"); rte_telemetry_register_cmd("/ethdev/xstats", eth_dev_handle_port_xstats, - "Returns the extended stats for a port. Parameters: int port_id"); + "Returns the extended stats for a port. Parameters: int port_id, hide_zero (Optional, specify whether to hide zero values)"); rte_telemetry_register_cmd("/ethdev/xstats_reset", eth_dev_handle_port_xstats_reset, "Reset the extended stats for a port. Parameters: int port_id"); #ifndef RTE_EXEC_ENV_WINDOWS -- 2.17.1