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add limits to simo open sql handles

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Anthony Minessale committed 2011-03-04 13:52:30 -06:00
1 parent 8fe24a2914
commit 61cdf0da5d
4 files changed
+47 -3
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src/switch_core_sqldb.c
+20 -2
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@@ -66,8 +66,8 @@ static struct {
switch_cache_db_handle_t *handle_pool;
switch_thread_cond_t *cond;
switch_mutex_t *cond_mutex;
int total_handles;
int total_used_handles;
uint32_t total_handles;
uint32_t total_used_handles;
} sql_manager;
@@ -273,11 +273,29 @@ SWITCH_DECLARE(switch_status_t) _switch_cache_db_get_db_handle(switch_cache_db_h
char db_callsite_str[CACHE_DB_LEN] = "";
switch_cache_db_handle_t *new_dbh = NULL;
switch_ssize_t hlen = -1;
int waiting = 0;
uint32_t yield_len = 100000, total_yield = 0;
const char *db_name = NULL;
const char *db_user = NULL;
const char *db_pass = NULL;
while(runtime.max_db_handles && sql_manager.total_handles >= runtime.max_db_handles && sql_manager.total_used_handles >= sql_manager.total_handles) {
if (!waiting++) {
switch_log_printf(SWITCH_CHANNEL_ID_LOG, file, func, line, NULL, SWITCH_LOG_WARNING, "Max handles %u exceeded, blocking....\n",
runtime.max_db_handles);
}
switch_yield(yield_len);
total_yield += yield_len;
if (runtime.db_handle_timeout && total_yield > runtime.db_handle_timeout) {
switch_log_printf(SWITCH_CHANNEL_ID_LOG, file, func, line, NULL, SWITCH_LOG_ERROR, "Error connecting\n");
*dbh = NULL;
return SWITCH_STATUS_FALSE;
}
}
switch (type) {
case SCDB_TYPE_ODBC:
{