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Sat, 16 Dec 2023 19:54:02 -0800 From: Artemy Kovalyov To: CC: Thomas Monjalon , Anatoly Burakov Subject: [PATCH v2 1/5] app/test-mp: add multiprocess test Date: Sun, 17 Dec 2023 05:53:59 +0200 Message-ID: <20231217035400.1060336-1-artemyko@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231212042517.164353-2-artemyko@nvidia.com> References: <20231212042517.164353-2-artemyko@nvidia.com> MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0001A0FE:EE_|SJ0PR12MB5455:EE_ X-MS-Office365-Filtering-Correlation-Id: 88bc3534-909b-4187-e3f7-08dbfeb3d5ea X-LD-Processed: 43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.161; 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Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A0FE.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR12MB5455 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 This commit adds a test scenario that initiates multiple processes concurrently. These processes attach to the same shared heap, with an automatic detection mechanism to identify the primary process. Signed-off-by: Artemy Kovalyov --- v2: CI && CR fixes - add missing includes - use RTE_TEST_ASSERT --- app/meson.build | 1 + app/test-mp/main.c | 52 +++++++++++++++++++++++++++++++++++++++++++++++++ app/test-mp/meson.build | 8 ++++++++ app/test-mp/run.sh | 40 +++++++++++++++++++++++++++++++++++++ 4 files changed, 101 insertions(+) create mode 100644 app/test-mp/main.c create mode 100644 app/test-mp/meson.build create mode 100755 app/test-mp/run.sh diff --git a/app/meson.build b/app/meson.build index 8aaed59..1b80091 100644 --- a/app/meson.build +++ b/app/meson.build @@ -30,6 +30,7 @@ apps = [ 'test-flow-perf', 'test-gpudev', 'test-mldev', + 'test-mp', 'test-pipeline', 'test-pmd', 'test-regex', diff --git a/app/test-mp/main.c b/app/test-mp/main.c new file mode 100644 index 0000000..c2f309e --- /dev/null +++ b/app/test-mp/main.c @@ -0,0 +1,52 @@ +#include +#include +#include + +#include +#include +#include +#include +#include + +static rte_atomic32_t g_count; + +static int +done(const struct rte_mp_msg *msg __rte_unused, const void *arg __rte_unused) +{ + rte_atomic32_dec(&g_count); + return 0; +} + +int +main(int argc, char **argv) +{ + void *p; + int ret; + + ret = rte_eal_init(argc, argv); + RTE_TEST_ASSERT(ret >= 0, "init failed\n"); + + rte_atomic32_set(&g_count, atoi(argv[++ret])); + + if (rte_eal_process_type() == RTE_PROC_PRIMARY) { + ret = rte_mp_action_register("done", done); + RTE_TEST_ASSERT_SUCCESS(ret, "register action failed\n"); + } + + p = rte_malloc(NULL, 0x1000000, 0x1000); + RTE_TEST_ASSERT_NOT_NULL(p, "allocation failed\n"); + + if (rte_eal_process_type() == RTE_PROC_PRIMARY) { + uint64_t timeout = rte_rdtsc() + 5 * rte_get_tsc_hz(); + + while (rte_atomic32_read(&g_count) > 0) + RTE_TEST_ASSERT(rte_rdtsc() < timeout, "timeout\n"); + } else { + struct rte_mp_msg msg = { .name = "done" }; + + rte_mp_sendmsg(&msg); + } + + rte_eal_cleanup(); + return 0; +} diff --git a/app/test-mp/meson.build b/app/test-mp/meson.build new file mode 100644 index 0000000..99de379 --- /dev/null +++ b/app/test-mp/meson.build @@ -0,0 +1,8 @@ +if is_windows + build = false + reason = 'not supported on Windows' + subdir_done() +endif + +sources = files('main.c') +deps = ['eal'] diff --git a/app/test-mp/run.sh b/app/test-mp/run.sh new file mode 100755 index 0000000..03a71c7 --- /dev/null +++ b/app/test-mp/run.sh @@ -0,0 +1,40 @@ +#!/bin/bash + +logdir=/tmp/dpdk_test_mp +repeat=1 +lastcore=$(($(nproc) - 1)) +log=1 + +while getopts p:r:lL:d op; do case $op in + p) lastcore=$OPTARG ;; + r) repeat=$OPTARG ;; + L) logdir=$OPTARG ;; + l) log=0 ;; + d) debug=1 ;; +esac done +shift $((OPTIND-1)) + +test=$1 +logpath=$logdir/$(date +%y%m%d-%H%M%S) + +rm -f core.* +pkill dpdk-test-mp + +for j in $(seq $repeat) ; do + [ $log ] && mkdir -p $logpath/$j + pids=() + for i in $(seq 0 $lastcore) ; do + args="-l $i --file-prefix=dpdk1 --proc-type=auto" + if [ $debug ] ; then + args="$args --log-level=lib.eal:8" + fi + if [ $log ] ; then + $test $args $lastcore >$logpath/$j/$i.log 2>&1 & + else + $test $args $lastcore & + fi + pids+=($!) + done + wait ${pids[@]} || { echo iteration $j failed ; break ; } + echo iteration $j passed +done