tune udp conn pool size

src/jconf.h

@@ -27,7 +27,7 @@
 #define MAX_CONF_SIZE 128 * 1024
 #define MAX_DNS_NUM 4
 #define MAX_CONNECT_TIMEOUT 10
-#define MIN_UDP_TIMEOUT 60
+#define MIN_UDP_TIMEOUT 10
 
 typedef struct {
     char *host;

src/udprelay.c

@@ -62,7 +62,7 @@
 #include "udprelay.h"
 
 #ifdef UDPRELAY_REMOTE
-#define MAX_UDP_CONN_NUM 1024
+#define MAX_UDP_CONN_NUM 512
 #else
 #define MAX_UDP_CONN_NUM 256
 #endif