[PATCH] app/compress-perf: optimize ops pool allocation

Raja Zidane rzidane at nvidia.com
Wed Feb 23 14:33:07 CET 2022


An array of the size of total operations needed for the de/compression is
reserved for ops while enqueueing, although only first burst_size entries
of the array are used.

Reduce the size of the array allocated.

Fixes: b68a82425da4 ("app/compress-perf: add performance measurement")
Cc: stable at dpdk.org

Signed-off-by: Raja Zidane <rzidane at nvidia.com>
---
Acked-by: Matan Azrad matan at nvidia.com
 app/test-compress-perf/comp_perf_test_cyclecount.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/app/test-compress-perf/comp_perf_test_cyclecount.c b/app/test-compress-perf/comp_perf_test_cyclecount.c
index c215547291..a3f6404eb2 100644
--- a/app/test-compress-perf/comp_perf_test_cyclecount.c
+++ b/app/test-compress-perf/comp_perf_test_cyclecount.c
@@ -175,7 +175,8 @@ main_loop(struct cperf_cyclecount_ctx *ctx, enum rte_comp_xform_type type)
 
 	/* one array for both enqueue and dequeue */
 	ops = rte_zmalloc_socket(NULL,
-		2 * mem->total_bufs * sizeof(struct rte_comp_op *),
+		(test_data->burst_sz + mem->total_bufs) *
+		sizeof(struct rte_comp_op *),
 		0, rte_socket_id());
 
 	if (ops == NULL) {
@@ -184,7 +185,7 @@ main_loop(struct cperf_cyclecount_ctx *ctx, enum rte_comp_xform_type type)
 		return -1;
 	}
 
-	deq_ops = &ops[mem->total_bufs];
+	deq_ops = &ops[test_data->burst_sz];
 
 	if (type == RTE_COMP_COMPRESS) {
 		xform = (struct rte_comp_xform) {
-- 
2.21.0



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