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Mon, 11 Dec 2023 20:25:20 -0800 From: Artemy Kovalyov To: CC: Thomas Monjalon , Anatoly Burakov Subject: [PATCH 1/5] app/test-pm: add multiprocess test Date: Tue, 12 Dec 2023 06:25:12 +0200 Message-ID: <20231212042517.164353-2-artemyko@nvidia.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231212042517.164353-1-artemyko@nvidia.com> References: <20231212042517.164353-1-artemyko@nvidia.com> MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF000015CA:EE_|SA1PR12MB7037:EE_ X-MS-Office365-Filtering-Correlation-Id: 8d70a68c-ffe6-4769-e3d7-08dbfaca60cf 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:216.228.118.232; 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Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF000015CA.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB7037 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 --- app/meson.build | 1 + app/test-mp/main.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ app/test-mp/meson.build | 8 ++++++++ app/test-mp/run.sh | 39 +++++++++++++++++++++++++++++++++++++++ 4 files changed, 97 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..0a0fbbf --- /dev/null +++ b/app/test-mp/main.c @@ -0,0 +1,49 @@ +#include +#include + +#include +#include +#include + +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); + assert(ret >= 0); + + rte_atomic32_set(&g_count, atoi(argv[++ret])); + + if (rte_eal_process_type() == RTE_PROC_PRIMARY) { + ret = rte_mp_action_register("done", done); + assert(ret == 0); + } + + p = rte_malloc(NULL, 0x1000000, 0x1000); + assert(p); + + 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) + assert(rte_rdtsc() < timeout); + } 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..feb9e20 --- /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'] # , 'mempool', 'net', 'mbuf', 'ethdev', 'cmdline'] diff --git a/app/test-mp/run.sh b/app/test-mp/run.sh new file mode 100755 index 0000000..8de07e2 --- /dev/null +++ b/app/test-mp/run.sh @@ -0,0 +1,39 @@ +#!/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 + 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 + done + wait || break + [ $(ls core.* 2>/dev/null | wc -l) -gt 0 ] && break + echo iteration $j passed +done