[dpdk-dev] [PATCH v2 21/34] app/testeventdev: perf: add opt dump and check functions

Jerin Jacob jerin.jacob at caviumnetworks.com
Mon Jul 3 21:13:49 CEST 2017


Signed-off-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren at intel.com>
---
 app/test-eventdev/test_perf_common.c | 109 +++++++++++++++++++++++++++++++++++
 app/test-eventdev/test_perf_common.h |   9 +++
 2 files changed, 118 insertions(+)

diff --git a/app/test-eventdev/test_perf_common.c b/app/test-eventdev/test_perf_common.c
index a44f2df5c..f889b1a59 100644
--- a/app/test-eventdev/test_perf_common.c
+++ b/app/test-eventdev/test_perf_common.c
@@ -41,6 +41,115 @@ perf_test_result(struct evt_test *test, struct evt_options *opt)
 	return t->result;
 }
 
+int
+perf_opt_check(struct evt_options *opt, uint64_t nb_queues)
+{
+	unsigned int lcores;
+	bool need_slcore = !evt_has_distributed_sched(opt->dev_id);
+
+	/* N producer + N worker + 1 scheduler(based on dev capa) + 1 master */
+	lcores = need_slcore ? 4 : 3;
+
+	if (rte_lcore_count() < lcores) {
+		evt_err("test need minimum %d lcores", lcores);
+		return -1;
+	}
+
+	/* Validate worker lcores */
+	if (evt_lcores_has_overlap(opt->wlcores, rte_get_master_lcore())) {
+		evt_err("worker lcores overlaps with master lcore");
+		return -1;
+	}
+	if (need_slcore && evt_lcores_has_overlap(opt->wlcores, opt->slcore)) {
+		evt_err("worker lcores overlaps with scheduler lcore");
+		return -1;
+	}
+	if (evt_lcores_has_overlap_multi(opt->wlcores, opt->plcores)) {
+		evt_err("worker lcores overlaps producer lcores");
+		return -1;
+	}
+	if (evt_has_disabled_lcore(opt->wlcores)) {
+		evt_err("one or more workers lcores are not enabled");
+		return -1;
+	}
+	if (!evt_has_active_lcore(opt->wlcores)) {
+		evt_err("minimum one worker is required");
+		return -1;
+	}
+
+	/* Validate producer lcores */
+	if (evt_lcores_has_overlap(opt->plcores, rte_get_master_lcore())) {
+		evt_err("producer lcores overlaps with master lcore");
+		return -1;
+	}
+	if (need_slcore && evt_lcores_has_overlap(opt->plcores, opt->slcore)) {
+		evt_err("producer lcores overlaps with scheduler lcore");
+		return -1;
+	}
+	if (evt_has_disabled_lcore(opt->plcores)) {
+		evt_err("one or more producer lcores are not enabled");
+		return -1;
+	}
+	if (!evt_has_active_lcore(opt->plcores)) {
+		evt_err("minimum one producer is required");
+		return -1;
+	}
+
+	/* Validate scheduler lcore */
+	if (!evt_has_distributed_sched(opt->dev_id) &&
+			opt->slcore == (int)rte_get_master_lcore()) {
+		evt_err("scheduler lcore and master lcore should be different");
+		return -1;
+	}
+	if (need_slcore && !rte_lcore_is_enabled(opt->slcore)) {
+		evt_err("scheduler lcore is not enabled");
+		return -1;
+	}
+
+	if (evt_has_invalid_stage(opt))
+		return -1;
+
+	if (evt_has_invalid_sched_type(opt))
+		return -1;
+
+	if (nb_queues > EVT_MAX_QUEUES) {
+		evt_err("number of queues exceeds %d", EVT_MAX_QUEUES);
+		return -1;
+	}
+	if (perf_nb_event_ports(opt) > EVT_MAX_PORTS) {
+		evt_err("number of ports exceeds %d", EVT_MAX_PORTS);
+		return -1;
+	}
+
+	/* Fixups */
+	if (opt->nb_stages == 1 && opt->fwd_latency) {
+		evt_info("fwd_latency is valid when nb_stages > 1, disabling");
+		opt->fwd_latency = 0;
+	}
+	if (opt->fwd_latency && !opt->q_priority) {
+		evt_info("enabled queue priority for latency measurement");
+		opt->q_priority = 1;
+	}
+
+	return 0;
+}
+
+void
+perf_opt_dump(struct evt_options *opt, uint8_t nb_queues)
+{
+	evt_dump("nb_prod_lcores", "%d", evt_nr_active_lcores(opt->plcores));
+	evt_dump_producer_lcores(opt);
+	evt_dump("nb_worker_lcores", "%d", evt_nr_active_lcores(opt->wlcores));
+	evt_dump_worker_lcores(opt);
+	if (!evt_has_distributed_sched(opt->dev_id))
+		evt_dump_scheduler_lcore(opt);
+	evt_dump_nb_stages(opt);
+	evt_dump("nb_evdev_ports", "%d", perf_nb_event_ports(opt));
+	evt_dump("nb_evdev_queues", "%d", nb_queues);
+	evt_dump_queue_priority(opt);
+	evt_dump_sched_type_list(opt);
+}
+
 void
 perf_eventdev_destroy(struct evt_test *test, struct evt_options *opt)
 {
diff --git a/app/test-eventdev/test_perf_common.h b/app/test-eventdev/test_perf_common.h
index 442ec99b8..5c56766e5 100644
--- a/app/test-eventdev/test_perf_common.h
+++ b/app/test-eventdev/test_perf_common.h
@@ -86,9 +86,18 @@ struct perf_elt {
 	uint64_t timestamp;
 } __rte_cache_aligned;
 
+static inline int
+perf_nb_event_ports(struct evt_options *opt)
+{
+	return evt_nr_active_lcores(opt->wlcores) +
+			evt_nr_active_lcores(opt->plcores);
+}
+
 int perf_test_result(struct evt_test *test, struct evt_options *opt);
+int perf_opt_check(struct evt_options *opt, uint64_t nb_queues);
 int perf_test_setup(struct evt_test *test, struct evt_options *opt);
 int perf_mempool_setup(struct evt_test *test, struct evt_options *opt);
+void perf_opt_dump(struct evt_options *opt, uint8_t nb_queues);
 void perf_test_destroy(struct evt_test *test, struct evt_options *opt);
 void perf_eventdev_destroy(struct evt_test *test, struct evt_options *opt);
 void perf_mempool_destroy(struct evt_test *test, struct evt_options *opt);
-- 
2.13.2



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