+++ /dev/null
-/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2018 Intel Corporation
- */
-
-#include <rte_malloc.h>
-#include <rte_eal.h>
-#include <rte_log.h>
-#include <rte_cycles.h>
-#include <rte_compressdev.h>
-
-#include "comp_perf_test_benchmark.h"
-
-static int
-main_loop(struct comp_test_data *test_data, uint8_t level,
- enum rte_comp_xform_type type)
-{
- uint8_t dev_id = test_data->cdev_id;
- uint32_t i, iter, num_iter;
- struct rte_comp_op **ops, **deq_ops;
- void *priv_xform = NULL;
- struct rte_comp_xform xform;
- struct rte_mbuf **input_bufs, **output_bufs;
- int res = 0;
- int allocated = 0;
- uint32_t out_seg_sz;
-
- if (test_data == NULL || !test_data->burst_sz) {
- RTE_LOG(ERR, USER1,
- "Unknown burst size\n");
- return -1;
- }
-
- ops = rte_zmalloc_socket(NULL,
- 2 * test_data->total_bufs * sizeof(struct rte_comp_op *),
- 0, rte_socket_id());
-
- if (ops == NULL) {
- RTE_LOG(ERR, USER1,
- "Can't allocate memory for ops strucures\n");
- return -1;
- }
-
- deq_ops = &ops[test_data->total_bufs];
-
- if (type == RTE_COMP_COMPRESS) {
- xform = (struct rte_comp_xform) {
- .type = RTE_COMP_COMPRESS,
- .compress = {
- .algo = RTE_COMP_ALGO_DEFLATE,
- .deflate.huffman = test_data->huffman_enc,
- .level = level,
- .window_size = test_data->window_sz,
- .chksum = RTE_COMP_CHECKSUM_NONE,
- .hash_algo = RTE_COMP_HASH_ALGO_NONE
- }
- };
- input_bufs = test_data->decomp_bufs;
- output_bufs = test_data->comp_bufs;
- out_seg_sz = test_data->out_seg_sz;
- } else {
- xform = (struct rte_comp_xform) {
- .type = RTE_COMP_DECOMPRESS,
- .decompress = {
- .algo = RTE_COMP_ALGO_DEFLATE,
- .chksum = RTE_COMP_CHECKSUM_NONE,
- .window_size = test_data->window_sz,
- .hash_algo = RTE_COMP_HASH_ALGO_NONE
- }
- };
- input_bufs = test_data->comp_bufs;
- output_bufs = test_data->decomp_bufs;
- out_seg_sz = test_data->seg_sz;
- }
-
- /* Create private xform */
- if (rte_compressdev_private_xform_create(dev_id, &xform,
- &priv_xform) < 0) {
- RTE_LOG(ERR, USER1, "Private xform could not be created\n");
- res = -1;
- goto end;
- }
-
- uint64_t tsc_start, tsc_end, tsc_duration;
-
- tsc_start = tsc_end = tsc_duration = 0;
- tsc_start = rte_rdtsc();
- num_iter = test_data->num_iter;
-
- for (iter = 0; iter < num_iter; iter++) {
- uint32_t total_ops = test_data->total_bufs;
- uint32_t remaining_ops = test_data->total_bufs;
- uint32_t total_deq_ops = 0;
- uint32_t total_enq_ops = 0;
- uint16_t ops_unused = 0;
- uint16_t num_enq = 0;
- uint16_t num_deq = 0;
-
- while (remaining_ops > 0) {
- uint16_t num_ops = RTE_MIN(remaining_ops,
- test_data->burst_sz);
- uint16_t ops_needed = num_ops - ops_unused;
-
- /*
- * Move the unused operations from the previous
- * enqueue_burst call to the front, to maintain order
- */
- if ((ops_unused > 0) && (num_enq > 0)) {
- size_t nb_b_to_mov =
- ops_unused * sizeof(struct rte_comp_op *);
-
- memmove(ops, &ops[num_enq], nb_b_to_mov);
- }
-
- /* Allocate compression operations */
- if (ops_needed && !rte_comp_op_bulk_alloc(
- test_data->op_pool,
- &ops[ops_unused],
- ops_needed)) {
- RTE_LOG(ERR, USER1,
- "Could not allocate enough operations\n");
- res = -1;
- goto end;
- }
- allocated += ops_needed;
-
- for (i = 0; i < ops_needed; i++) {
- /*
- * Calculate next buffer to attach to operation
- */
- uint32_t buf_id = total_enq_ops + i +
- ops_unused;
- uint16_t op_id = ops_unused + i;
- /* Reset all data in output buffers */
- struct rte_mbuf *m = output_bufs[buf_id];
-
- m->pkt_len = out_seg_sz * m->nb_segs;
- while (m) {
- m->data_len = m->buf_len - m->data_off;
- m = m->next;
- }
- ops[op_id]->m_src = input_bufs[buf_id];
- ops[op_id]->m_dst = output_bufs[buf_id];
- ops[op_id]->src.offset = 0;
- ops[op_id]->src.length =
- rte_pktmbuf_pkt_len(input_bufs[buf_id]);
- ops[op_id]->dst.offset = 0;
- ops[op_id]->flush_flag = RTE_COMP_FLUSH_FINAL;
- ops[op_id]->input_chksum = buf_id;
- ops[op_id]->private_xform = priv_xform;
- }
-
- num_enq = rte_compressdev_enqueue_burst(dev_id, 0, ops,
- num_ops);
- if (num_enq == 0) {
- struct rte_compressdev_stats stats;
-
- rte_compressdev_stats_get(dev_id, &stats);
- if (stats.enqueue_err_count) {
- res = -1;
- goto end;
- }
- }
-
- ops_unused = num_ops - num_enq;
- remaining_ops -= num_enq;
- total_enq_ops += num_enq;
-
- num_deq = rte_compressdev_dequeue_burst(dev_id, 0,
- deq_ops,
- test_data->burst_sz);
- total_deq_ops += num_deq;
-
- if (iter == num_iter - 1) {
- for (i = 0; i < num_deq; i++) {
- struct rte_comp_op *op = deq_ops[i];
-
- if (op->status !=
- RTE_COMP_OP_STATUS_SUCCESS) {
- RTE_LOG(ERR, USER1,
- "Some operations were not successful\n");
- goto end;
- }
-
- struct rte_mbuf *m = op->m_dst;
-
- m->pkt_len = op->produced;
- uint32_t remaining_data = op->produced;
- uint16_t data_to_append;
-
- while (remaining_data > 0) {
- data_to_append =
- RTE_MIN(remaining_data,
- out_seg_sz);
- m->data_len = data_to_append;
- remaining_data -=
- data_to_append;
- m = m->next;
- }
- }
- }
- rte_mempool_put_bulk(test_data->op_pool,
- (void **)deq_ops, num_deq);
- allocated -= num_deq;
- }
-
- /* Dequeue the last operations */
- while (total_deq_ops < total_ops) {
- num_deq = rte_compressdev_dequeue_burst(dev_id, 0,
- deq_ops, test_data->burst_sz);
- if (num_deq == 0) {
- struct rte_compressdev_stats stats;
-
- rte_compressdev_stats_get(dev_id, &stats);
- if (stats.dequeue_err_count) {
- res = -1;
- goto end;
- }
- }
-
- total_deq_ops += num_deq;
-
- if (iter == num_iter - 1) {
- for (i = 0; i < num_deq; i++) {
- struct rte_comp_op *op = deq_ops[i];
-
- if (op->status !=
- RTE_COMP_OP_STATUS_SUCCESS) {
- RTE_LOG(ERR, USER1,
- "Some operations were not successful\n");
- goto end;
- }
-
- struct rte_mbuf *m = op->m_dst;
-
- m->pkt_len = op->produced;
- uint32_t remaining_data = op->produced;
- uint16_t data_to_append;
-
- while (remaining_data > 0) {
- data_to_append =
- RTE_MIN(remaining_data,
- out_seg_sz);
- m->data_len = data_to_append;
- remaining_data -=
- data_to_append;
- m = m->next;
- }
- }
- }
- rte_mempool_put_bulk(test_data->op_pool,
- (void **)deq_ops, num_deq);
- allocated -= num_deq;
- }
- }
-
- tsc_end = rte_rdtsc();
- tsc_duration = tsc_end - tsc_start;
-
- if (type == RTE_COMP_COMPRESS)
- test_data->comp_tsc_duration[level] =
- tsc_duration / num_iter;
- else
- test_data->decomp_tsc_duration[level] =
- tsc_duration / num_iter;
-
-end:
- rte_mempool_put_bulk(test_data->op_pool, (void **)ops, allocated);
- rte_compressdev_private_xform_free(dev_id, priv_xform);
- rte_free(ops);
- return res;
-}
-
-int
-cperf_benchmark(struct comp_test_data *test_data, uint8_t level)
-{
- int i, ret = EXIT_SUCCESS;
-
- /*
- * Run the tests twice, discarding the first performance
- * results, before the cache is warmed up
- */
- for (i = 0; i < 2; i++) {
- if (main_loop(test_data, level, RTE_COMP_COMPRESS) < 0) {
- ret = EXIT_FAILURE;
- goto end;
- }
- }
-
- for (i = 0; i < 2; i++) {
- if (main_loop(test_data, level, RTE_COMP_DECOMPRESS) < 0) {
- ret = EXIT_FAILURE;
- goto end;
- }
- }
-
- test_data->comp_tsc_byte =
- (double)(test_data->comp_tsc_duration[level]) /
- test_data->input_data_sz;
-
- test_data->decomp_tsc_byte =
- (double)(test_data->decomp_tsc_duration[level]) /
- test_data->input_data_sz;
-
- test_data->comp_gbps = rte_get_tsc_hz() / test_data->comp_tsc_byte * 8 /
- 1000000000;
-
- test_data->decomp_gbps = rte_get_tsc_hz() / test_data->decomp_tsc_byte
- * 8 / 1000000000;
-end:
- return ret;
-}
projects / ceph.git / blobdiff