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-rw-r--r--app/test/test_hash_multiwriter.c281
1 files changed, 0 insertions, 281 deletions
diff --git a/app/test/test_hash_multiwriter.c b/app/test/test_hash_multiwriter.c
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index 4dcbd9d5..00000000
--- a/app/test/test_hash_multiwriter.c
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@@ -1,281 +0,0 @@
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2016 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-#include <inttypes.h>
-#include <locale.h>
-
-#include <rte_cycles.h>
-#include <rte_hash.h>
-#include <rte_hash_crc.h>
-#include <rte_launch.h>
-#include <rte_malloc.h>
-#include <rte_random.h>
-#include <rte_spinlock.h>
-
-#include "test.h"
-
-/*
- * Check condition and return an error if true. Assumes that "handle" is the
- * name of the hash structure pointer to be freed.
- */
-#define RETURN_IF_ERROR(cond, str, ...) do { \
- if (cond) { \
- printf("ERROR line %d: " str "\n", __LINE__, \
- ##__VA_ARGS__); \
- if (handle) \
- rte_hash_free(handle); \
- return -1; \
- } \
-} while (0)
-
-#define RTE_APP_TEST_HASH_MULTIWRITER_FAILED 0
-
-struct {
- uint32_t *keys;
- uint32_t *found;
- uint32_t nb_tsx_insertion;
- struct rte_hash *h;
-} tbl_multiwriter_test_params;
-
-const uint32_t nb_entries = 16*1024*1024;
-const uint32_t nb_total_tsx_insertion = 15*1024*1024;
-uint32_t rounded_nb_total_tsx_insertion;
-
-static rte_atomic64_t gcycles;
-static rte_atomic64_t ginsertions;
-
-static int use_htm;
-
-static int
-test_hash_multiwriter_worker(__attribute__((unused)) void *arg)
-{
- uint64_t i, offset;
- uint32_t lcore_id = rte_lcore_id();
- uint64_t begin, cycles;
-
- offset = (lcore_id - rte_get_master_lcore())
- * tbl_multiwriter_test_params.nb_tsx_insertion;
-
- printf("Core #%d inserting %d: %'"PRId64" - %'"PRId64"\n",
- lcore_id, tbl_multiwriter_test_params.nb_tsx_insertion,
- offset, offset + tbl_multiwriter_test_params.nb_tsx_insertion);
-
- begin = rte_rdtsc_precise();
-
- for (i = offset;
- i < offset + tbl_multiwriter_test_params.nb_tsx_insertion;
- i++) {
- if (rte_hash_add_key(tbl_multiwriter_test_params.h,
- tbl_multiwriter_test_params.keys + i) < 0)
- break;
- }
-
- cycles = rte_rdtsc_precise() - begin;
- rte_atomic64_add(&gcycles, cycles);
- rte_atomic64_add(&ginsertions, i - offset);
-
- for (; i < offset + tbl_multiwriter_test_params.nb_tsx_insertion; i++)
- tbl_multiwriter_test_params.keys[i]
- = RTE_APP_TEST_HASH_MULTIWRITER_FAILED;
-
- return 0;
-}
-
-
-static int
-test_hash_multiwriter(void)
-{
- unsigned int i, rounded_nb_total_tsx_insertion;
- static unsigned calledCount = 1;
-
- uint32_t *keys;
- uint32_t *found;
-
- struct rte_hash_parameters hash_params = {
- .entries = nb_entries,
- .key_len = sizeof(uint32_t),
- .hash_func = rte_hash_crc,
- .hash_func_init_val = 0,
- .socket_id = rte_socket_id(),
- };
- if (use_htm)
- hash_params.extra_flag =
- RTE_HASH_EXTRA_FLAGS_TRANS_MEM_SUPPORT
- | RTE_HASH_EXTRA_FLAGS_MULTI_WRITER_ADD;
- else
- hash_params.extra_flag =
- RTE_HASH_EXTRA_FLAGS_MULTI_WRITER_ADD;
-
- struct rte_hash *handle;
- char name[RTE_HASH_NAMESIZE];
-
- const void *next_key;
- void *next_data;
- uint32_t iter = 0;
-
- uint32_t duplicated_keys = 0;
- uint32_t lost_keys = 0;
-
- snprintf(name, 32, "test%u", calledCount++);
- hash_params.name = name;
-
- handle = rte_hash_create(&hash_params);
- RETURN_IF_ERROR(handle == NULL, "hash creation failed");
-
- tbl_multiwriter_test_params.h = handle;
- tbl_multiwriter_test_params.nb_tsx_insertion =
- nb_total_tsx_insertion / rte_lcore_count();
-
- rounded_nb_total_tsx_insertion = (nb_total_tsx_insertion /
- tbl_multiwriter_test_params.nb_tsx_insertion)
- * tbl_multiwriter_test_params.nb_tsx_insertion;
-
- rte_srand(rte_rdtsc());
-
- keys = rte_malloc(NULL, sizeof(uint32_t) * nb_entries, 0);
-
- if (keys == NULL) {
- printf("RTE_MALLOC failed\n");
- goto err1;
- }
-
- found = rte_zmalloc(NULL, sizeof(uint32_t) * nb_entries, 0);
- if (found == NULL) {
- printf("RTE_ZMALLOC failed\n");
- goto err2;
- }
-
- for (i = 0; i < nb_entries; i++)
- keys[i] = i;
-
- tbl_multiwriter_test_params.keys = keys;
- tbl_multiwriter_test_params.found = found;
-
- rte_atomic64_init(&gcycles);
- rte_atomic64_clear(&gcycles);
-
- rte_atomic64_init(&ginsertions);
- rte_atomic64_clear(&ginsertions);
-
- /* Fire all threads. */
- rte_eal_mp_remote_launch(test_hash_multiwriter_worker,
- NULL, CALL_MASTER);
- rte_eal_mp_wait_lcore();
-
- while (rte_hash_iterate(handle, &next_key, &next_data, &iter) >= 0) {
- /* Search for the key in the list of keys added .*/
- i = *(const uint32_t *)next_key;
- tbl_multiwriter_test_params.found[i]++;
- }
-
- for (i = 0; i < rounded_nb_total_tsx_insertion; i++) {
- if (tbl_multiwriter_test_params.keys[i]
- != RTE_APP_TEST_HASH_MULTIWRITER_FAILED) {
- if (tbl_multiwriter_test_params.found[i] > 1) {
- duplicated_keys++;
- break;
- }
- if (tbl_multiwriter_test_params.found[i] == 0) {
- lost_keys++;
- printf("key %d is lost\n", i);
- break;
- }
- }
- }
-
- if (duplicated_keys > 0) {
- printf("%d key duplicated\n", duplicated_keys);
- goto err3;
- }
-
- if (lost_keys > 0) {
- printf("%d key lost\n", lost_keys);
- goto err3;
- }
-
- printf("No key corrupted during multiwriter insertion.\n");
-
- unsigned long long int cycles_per_insertion =
- rte_atomic64_read(&gcycles)/
- rte_atomic64_read(&ginsertions);
-
- printf(" cycles per insertion: %llu\n", cycles_per_insertion);
-
- rte_free(tbl_multiwriter_test_params.found);
- rte_free(tbl_multiwriter_test_params.keys);
- rte_hash_free(handle);
- return 0;
-
-err3:
- rte_free(tbl_multiwriter_test_params.found);
-err2:
- rte_free(tbl_multiwriter_test_params.keys);
-err1:
- rte_hash_free(handle);
- return -1;
-}
-
-static int
-test_hash_multiwriter_main(void)
-{
- if (rte_lcore_count() == 1) {
- printf("More than one lcore is required to do multiwriter test\n");
- return 0;
- }
-
-
- setlocale(LC_NUMERIC, "");
-
-
- if (!rte_tm_supported()) {
- printf("Hardware transactional memory (lock elision) "
- "is NOT supported\n");
- } else {
- printf("Hardware transactional memory (lock elision) "
- "is supported\n");
-
- printf("Test multi-writer with Hardware transactional memory\n");
-
- use_htm = 1;
- if (test_hash_multiwriter() < 0)
- return -1;
- }
-
- printf("Test multi-writer without Hardware transactional memory\n");
- use_htm = 0;
- if (test_hash_multiwriter() < 0)
- return -1;
-
- return 0;
-}
-
-REGISTER_TEST_COMMAND(hash_multiwriter_autotest, test_hash_multiwriter_main);