/**
* Get the driver metrics
*
* @param metrics Metrics to assign from the active session
*/
void get_metrics(CassMetrics *metrics) {
cass_session_get_metrics(session_.get(), metrics);
}
/**
* Get the number of connections established by the driver.
*
* @param session Session instance
* @param Total number of connections
*/
cass_uint64_t get_total_connections(test_utils::CassSessionPtr session) {
CassMetrics metrics;
cass_session_get_metrics(session.get(), &metrics);
return metrics.stats.total_connections;
}
int main() {
int i;
CassMetrics metrics;
uv_thread_t threads[NUM_THREADS];
CassCluster* cluster = NULL;
CassSession* session = NULL;
CassFuture* close_future = NULL;
status_init(&status, NUM_THREADS);
cass_log_set_level(CASS_LOG_INFO);
cluster = create_cluster();
uuid_gen = cass_uuid_gen_new();
session = cass_session_new();
if (connect_session(session, cluster) != CASS_OK) {
cass_cluster_free(cluster);
cass_session_free(session);
return -1;
}
execute_query(session,
"INSERT INTO songs (id, title, album, artist, tags) VALUES "
"(a98d21b2-1900-11e4-b97b-e5e358e71e0d, "
"'La Petite Tonkinoise', 'Bye Bye Blackbird', 'Joséphine Baker', { 'jazz', '2013' });");
for (i = 0; i < NUM_THREADS; ++i) {
#if DO_SELECTS
uv_thread_create(&threads[i], run_select_queries, (void*)session);
#else
uv_thread_create(&threads[i], run_insert_queries, (void*)session);
#endif
}
while (status_wait(&status, 5) > 0) {
cass_session_get_metrics(session, &metrics);
printf("rate stats (requests/second): mean %f 1m %f 5m %f 10m %f\n",
metrics.requests.mean_rate,
metrics.requests.one_minute_rate,
metrics.requests.five_minute_rate,
metrics.requests.fifteen_minute_rate);
}
cass_session_get_metrics(session, &metrics);
printf("final stats (microseconds): min %llu max %llu median %llu 75th %llu 95th %llu 98th %llu 99th %llu 99.9th %llu\n",
(unsigned long long int)metrics.requests.min, (unsigned long long int)metrics.requests.max,
(unsigned long long int)metrics.requests.median, (unsigned long long int)metrics.requests.percentile_75th,
(unsigned long long int)metrics.requests.percentile_95th, (unsigned long long int)metrics.requests.percentile_98th,
(unsigned long long int)metrics.requests.percentile_99th, (unsigned long long int)metrics.requests.percentile_999th);
for (i = 0; i < NUM_THREADS; ++i) {
uv_thread_join(&threads[i]);
}
close_future = cass_session_close(session);
cass_future_wait(close_future);
cass_future_free(close_future);
cass_cluster_free(cluster);
cass_uuid_gen_free(uuid_gen);
status_destroy(&status);
return 0;
}
