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{
    "id": 88875,
    "url": "https://patches.dpdk.org/api/patches/88875/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/20210310135353.8429-7-wisamm@nvidia.com/",
    "project": {
        "id": 1,
        "url": "https://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
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    "msgid": "<20210310135353.8429-7-wisamm@nvidia.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20210310135353.8429-7-wisamm@nvidia.com",
    "date": "2021-03-10T13:53:52",
    "name": "[v3,6/7] app/flow-perf: add first flow latency support",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": true,
    "hash": "03b9afa4484e80a2459c9bb0808464d901e3c7d8",
    "submitter": {
        "id": 1963,
        "url": "https://patches.dpdk.org/api/people/1963/?format=api",
        "name": "Wisam Monther",
        "email": "wisamm@nvidia.com"
    },
    "delegate": null,
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/20210310135353.8429-7-wisamm@nvidia.com/mbox/",
    "series": [
        {
            "id": 15582,
            "url": "https://patches.dpdk.org/api/series/15582/?format=api",
            "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=15582",
            "date": "2021-03-10T13:53:46",
            "name": "Enhancements and fixes for flow-perf",
            "version": 3,
            "mbox": "https://patches.dpdk.org/series/15582/mbox/"
        }
    ],
    "comments": "https://patches.dpdk.org/api/patches/88875/comments/",
    "check": "warning",
    "checks": "https://patches.dpdk.org/api/patches/88875/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "Wisam Jaddo <wisamm@nvidia.com>",
        "To": "<arybchenko@solarflare.com>, <thomas@monjalon.net>, <akozyrev@nvidia.com>,\n <rasland@nvidia.com>, <dev@dpdk.org>",
        "Date": "Wed, 10 Mar 2021 15:53:52 +0200",
        "Message-ID": "<20210310135353.8429-7-wisamm@nvidia.com>",
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        "References": "<20210310134858.8104-2-wisamm@nvidia.com>\n <20210310135353.8429-1-wisamm@nvidia.com>",
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        "Subject": "[dpdk-dev] [PATCH v3 6/7] app/flow-perf: add first flow latency\n support",
        "X-BeenThere": "dev@dpdk.org",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "Starting from this commit the app will always\nreport the first flow latency.\n\nThis is useful in debugging to check the first\nflow insertion before any caching effect.\n\nSigned-off-by: Wisam Jaddo <wisamm@nvidia.com>\n---\n app/test-flow-perf/main.c | 9 +++++++++\n 1 file changed, 9 insertions(+)",
    "diff": "diff --git a/app/test-flow-perf/main.c b/app/test-flow-perf/main.c\nindex e32714131c..3d79430e9a 100644\n--- a/app/test-flow-perf/main.c\n+++ b/app/test-flow-perf/main.c\n@@ -1143,6 +1143,7 @@ insert_flows(int port_id, uint8_t core_id)\n \tstruct rte_flow **flows_list;\n \tstruct rte_flow_error error;\n \tclock_t start_batch, end_batch;\n+\tdouble first_flow_latency;\n \tdouble cpu_time_used;\n \tdouble insertion_rate;\n \tdouble cpu_time_per_batch[MAX_BATCHES_COUNT] = { 0 };\n@@ -1201,6 +1202,14 @@ insert_flows(int port_id, uint8_t core_id)\n \t\t\tencap_data, decap_data,\n \t\t\tcore_id, unique_data, &error);\n \n+\t\tif (!counter) {\n+\t\t\tfirst_flow_latency = ((double) (rte_get_timer_cycles() - start_batch) / rte_get_timer_hz());\n+\t\t\t/* In millisecond */\n+\t\t\tfirst_flow_latency *= 1000;\n+\t\t\tprintf(\":: First Flow Latency :: Port %d :: First flow installed in %f milliseconds\\n\",\n+\t\t\t\tport_id, first_flow_latency);\n+\t\t}\n+\n \t\tif (force_quit)\n \t\t\tcounter = end_counter;\n \n",
    "prefixes": [
        "v3",
        "6/7"
    ]
}