u32 ncycles;
u32 report_every_n;
u32 search_iter;
+ u32 noverwritten;
int careful_delete_tests;
int verbose;
int non_random_keys;
h = &tm->hash;
+#if BIHASH_32_64_SVM
+ BV (clib_bihash_master_init_svm) (h, "test", user_buckets,
+ 0x30000000 /* base_addr */ ,
+ user_memory_size);
+#else
BV (clib_bihash_init) (h, "test", user_buckets, user_memory_size);
+#endif
before = clib_time_now (&tm->clib_time);
return 0;
}
+static int
+stale_cb (BVT (clib_bihash_kv) * kv, void *ctx)
+{
+ test_main_t *tm = ctx;
+
+ tm->noverwritten++;
+
+ return 1;
+}
+
+static clib_error_t *
+test_bihash_stale_overwrite (test_main_t * tm)
+{
+ BVT (clib_bihash) * h;
+ BVT (clib_bihash_kv) kv;
+ int i;
+ tm->noverwritten = 0;
+
+ h = &tm->hash;
+
+#if BIHASH_32_64_SVM
+ BV (clib_bihash_master_init_svm) (h, "test", tm->nbuckets,
+ 0x30000000 /* base_addr */ ,
+ tm->hash_memory_size);
+#else
+ BV (clib_bihash_init) (h, "test", tm->nbuckets, tm->hash_memory_size);
+#endif
+
+ fformat (stdout, "Add %d items to %d buckets\n", tm->nitems, tm->nbuckets);
+
+ for (i = 0; i < tm->nitems; i++)
+ {
+ kv.key = i;
+ kv.value = 1;
+
+ BV (clib_bihash_add_or_overwrite_stale) (h, &kv, stale_cb, tm);
+ }
+
+ fformat (stdout, "%d items overwritten\n", tm->noverwritten);
+ fformat (stdout, "%U", BV (format_bihash), h, 0);
+
+ return 0;
+}
+
void *
test_bihash_thread_fn (void *arg)
{
h = &tm->hash;
+#if BIHASH_32_64_SVM
+ BV (clib_bihash_master_init_svm) (h, "test", tm->nbuckets,
+ 0x30000000 /* base_addr */ ,
+ tm->hash_memory_size);
+#else
BV (clib_bihash_init) (h, "test", tm->nbuckets, tm->hash_memory_size);
+#endif
tm->thread_barrier = 1;
h = &tm->hash;
+#if BIHASH_32_64_SVM
+ BV (clib_bihash_master_init_svm) (h, "test", tm->nbuckets,
+ 0x30000000 /* base_addr */ ,
+ tm->hash_memory_size);
+#else
BV (clib_bihash_init) (h, "test", tm->nbuckets, tm->hash_memory_size);
+#endif
for (acycle = 0; acycle < tm->ncycles; acycle++)
{
fformat (stdout, "End of run, should be empty...\n");
fformat (stdout, "%U", BV (format_bihash), h, 0 /* very verbose */ );
+
+ BV (clib_bihash_free) (h);
+
return 0;
}
int which = 0;
tm->report_every_n = 1;
- tm->hash_memory_size = 4095ULL << 20;
+ tm->hash_memory_size = 1ULL << 30;
while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
{
which = 2;
else if (unformat (i, "verbose"))
tm->verbose = 1;
+ else if (unformat (i, "stale-overwrite"))
+ which = 3;
else
return clib_error_return (0, "unknown input '%U'",
format_unformat_error, i);
error = test_bihash_threads (tm);
break;
+ case 3:
+ error = test_bihash_stale_overwrite (tm);
+ break;
+
default:
return clib_error_return (0, "no such test?");
}