* (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 <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
-#include <errno.h>
-#include <sys/queue.h>
-
-#include <time.h>
-
-#include "test.h"
-#include <rte_common.h>
-#include <rte_cycles.h>
#include <rte_memory.h>
-#include <rte_random.h>
-#include <rte_branch_prediction.h>
-#include <rte_ip.h>
+#include <rte_lpm6.h>
-#include "rte_lpm6.h"
+#include "test.h"
#include "test_lpm6_routes.h"
#define TEST_LPM_ASSERT(cond) do { \
static int32_t test25(void);
static int32_t test26(void);
static int32_t test27(void);
-static int32_t perf_test(void);
rte_lpm6_test tests6[] = {
/* Test Cases */
test25,
test26,
test27,
- perf_test,
};
#define NUM_LPM6_TESTS (sizeof(tests6)/sizeof(tests6[0]))
}
/*
- * Lookup performance test
- */
-
-#define ITERATIONS (1 << 10)
-#define BATCH_SIZE 100000
-
-static void
-print_route_distribution(const struct rules_tbl_entry *table, uint32_t n)
-{
- unsigned i, j;
-
- printf("Route distribution per prefix width: \n");
- printf("DEPTH QUANTITY (PERCENT)\n");
- printf("--------------------------- \n");
-
- /* Count depths. */
- for(i = 1; i <= 128; i++) {
- unsigned depth_counter = 0;
- double percent_hits;
-
- for (j = 0; j < n; j++)
- if (table[j].depth == (uint8_t) i)
- depth_counter++;
-
- percent_hits = ((double)depth_counter)/((double)n) * 100;
- printf("%.2u%15u (%.2f)\n", i, depth_counter, percent_hits);
- }
- printf("\n");
-}
-
-int32_t
-perf_test(void)
-{
- struct rte_lpm6 *lpm = NULL;
- struct rte_lpm6_config config;
- uint64_t begin, total_time;
- unsigned i, j;
- uint8_t next_hop_add = 0xAA, next_hop_return = 0;
- int status = 0;
- int64_t count = 0;
-
- config.max_rules = 1000000;
- config.number_tbl8s = NUMBER_TBL8S;
- config.flags = 0;
-
- rte_srand(rte_rdtsc());
-
- printf("No. routes = %u\n", (unsigned) NUM_ROUTE_ENTRIES);
-
- print_route_distribution(large_route_table, (uint32_t) NUM_ROUTE_ENTRIES);
-
- lpm = rte_lpm6_create(__func__, SOCKET_ID_ANY, &config);
- TEST_LPM_ASSERT(lpm != NULL);
-
- /* Measure add. */
- begin = rte_rdtsc();
-
- for (i = 0; i < NUM_ROUTE_ENTRIES; i++) {
- if (rte_lpm6_add(lpm, large_route_table[i].ip,
- large_route_table[i].depth, next_hop_add) == 0)
- status++;
- }
- /* End Timer. */
- total_time = rte_rdtsc() - begin;
-
- printf("Unique added entries = %d\n", status);
- printf("Average LPM Add: %g cycles\n",
- (double)total_time / NUM_ROUTE_ENTRIES);
-
- /* Measure single Lookup */
- total_time = 0;
- count = 0;
-
- for (i = 0; i < ITERATIONS; i ++) {
- begin = rte_rdtsc();
-
- for (j = 0; j < NUM_IPS_ENTRIES; j ++) {
- if (rte_lpm6_lookup(lpm, large_ips_table[j].ip,
- &next_hop_return) != 0)
- count++;
- }
-
- total_time += rte_rdtsc() - begin;
-
- }
- printf("Average LPM Lookup: %.1f cycles (fails = %.1f%%)\n",
- (double)total_time / ((double)ITERATIONS * BATCH_SIZE),
- (count * 100.0) / (double)(ITERATIONS * BATCH_SIZE));
-
- /* Measure bulk Lookup */
- total_time = 0;
- count = 0;
-
- uint8_t ip_batch[NUM_IPS_ENTRIES][16];
- int16_t next_hops[NUM_IPS_ENTRIES];
-
- for (i = 0; i < NUM_IPS_ENTRIES; i++)
- memcpy(ip_batch[i], large_ips_table[i].ip, 16);
-
- for (i = 0; i < ITERATIONS; i ++) {
-
- /* Lookup per batch */
- begin = rte_rdtsc();
- rte_lpm6_lookup_bulk_func(lpm, ip_batch, next_hops, NUM_IPS_ENTRIES);
- total_time += rte_rdtsc() - begin;
-
- for (j = 0; j < NUM_IPS_ENTRIES; j++)
- if (next_hops[j] < 0)
- count++;
- }
- printf("BULK LPM Lookup: %.1f cycles (fails = %.1f%%)\n",
- (double)total_time / ((double)ITERATIONS * BATCH_SIZE),
- (count * 100.0) / (double)(ITERATIONS * BATCH_SIZE));
-
- /* Delete */
- status = 0;
- begin = rte_rdtsc();
-
- for (i = 0; i < NUM_ROUTE_ENTRIES; i++) {
- /* rte_lpm_delete(lpm, ip, depth) */
- status += rte_lpm6_delete(lpm, large_route_table[i].ip,
- large_route_table[i].depth);
- }
-
- total_time += rte_rdtsc() - begin;
-
- printf("Average LPM Delete: %g cycles\n",
- (double)total_time / NUM_ROUTE_ENTRIES);
-
- rte_lpm6_delete_all(lpm);
- rte_lpm6_free(lpm);
-
- return PASS;
-}
-
-/*
- * Do all unit and performance tests.
+ * Do all unit tests.
*/
static int
test_lpm6(void)