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Diffstat (limited to 'app/test/test_hash_multiwriter.c')
| -rw-r--r-- | app/test/test_hash_multiwriter.c | 281 |
1 files changed, 0 insertions, 281 deletions
diff --git a/app/test/test_hash_multiwriter.c b/app/test/test_hash_multiwriter.c deleted file mode 100644 index 4dcbd9d5..00000000 --- a/app/test/test_hash_multiwriter.c +++ /dev/null @@ -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); |