X-Git-Url: https://pd.if.org/git/?p=nbds;a=blobdiff_plain;f=test%2Fmap_test1.c;fp=test%2Fmap_test1.c;h=30d7ce0e4a7121d0e4349d33bf2417e8711a6b3c;hp=0000000000000000000000000000000000000000;hb=df360b20f11476e53534a53c9ce11493d7c7a764;hpb=8143ca0acc36e19d004431952e3b6f9b3d337f49

diff --git a/test/map_test1.c b/test/map_test1.c
new file mode 100644
index 0000000..30d7ce0
--- /dev/null
+++ b/test/map_test1.c
@@ -0,0 +1,104 @@
+#include <stdio.h>
+#include <errno.h>
+#include <pthread.h>
+#include <sys/time.h>
+
+#include "common.h"
+#include "runtime.h"
+#include "map.h"
+
+#define NUM_ITERATIONS 10000000
+
+static volatile int wait_;
+static long num_threads_;
+static map_t *map_;
+
+void *worker (void *arg) {
+
+    // Wait for all the worker threads to be ready.
+    SYNC_ADD(&wait_, -1);
+    do {} while (wait_); 
+
+    for (int i = 0; i < NUM_ITERATIONS/num_threads_; ++i) {
+        unsigned r = nbd_rand();
+        uint64_t key = r & 0xF;
+#if 1
+        char key_str[10];
+        sprintf(key_str, "%llX", key);
+        if (r & (1 << 8)) {
+            map_set(map_, key_str, strlen(key_str) + 1, 1);
+        } else {
+            map_remove(map_, key_str, strlen(key_str) + 1);
+        }
+#else
+        if (r & (1 << 8)) {
+            map_set(map_, (void *)key, -1, 1);
+        } else {
+            map_remove(map_, (void *)key, -1);
+        }
+#endif
+
+        rcu_update();
+    }
+
+    return NULL;
+}
+
+int main (int argc, char **argv) {
+    nbd_init();
+    //lwt_set_trace_level("l3");
+
+    char* program_name = argv[0];
+    pthread_t thread[MAX_NUM_THREADS];
+
+    if (argc > 2) {
+        fprintf(stderr, "Usage: %s num_threads\n", program_name);
+        return -1;
+    }
+
+    num_threads_ = 2;
+    if (argc == 2)
+    {
+        errno = 0;
+        num_threads_ = strtol(argv[1], NULL, 10);
+        if (errno) {
+            fprintf(stderr, "%s: Invalid argument for number of threads\n", program_name);
+            return -1;
+        }
+        if (num_threads_ <= 0) {
+            fprintf(stderr, "%s: Number of threads must be at least 1\n", program_name);
+            return -1;
+        }
+        if (num_threads_ > MAX_NUM_THREADS) {
+            fprintf(stderr, "%s: Number of threads cannot be more than %d\n", program_name, MAX_NUM_THREADS);
+            return -1;
+        }
+    }
+
+    map_type_t map_types[] = { MAP_TYPE_LIST, MAP_TYPE_SKIPLIST, MAP_TYPE_HASHTABLE };
+    for (int i = 0; i < sizeof(map_types)/sizeof(*map_types); ++i) {
+        map_ = map_alloc(map_types[i]);
+
+        struct timeval tv1, tv2;
+        gettimeofday(&tv1, NULL);
+
+        wait_ = num_threads_;
+
+        for (int i = 0; i < num_threads_; ++i) {
+            int rc = nbd_thread_create(thread + i, i, worker, (void*)(size_t)i);
+            if (rc != 0) { perror("pthread_create"); return rc; }
+        }
+
+        for (int i = 0; i < num_threads_; ++i) {
+            pthread_join(thread[i], NULL);
+        }
+
+        gettimeofday(&tv2, NULL);
+        int ms = (int)(1000000*(tv2.tv_sec - tv1.tv_sec) + tv2.tv_usec - tv1.tv_usec) / 1000;
+        map_print(map_);
+        printf("Th:%ld Time:%dms\n", num_threads_, ms);
+        fflush(stdout);
+    }
+
+    return 0;
+}