Add usec timeout for socket

core-writer/include/config.hpp

@@ -20,6 +20,8 @@ namespace config
 
     extern uint32_t parameters_read_retry_interval;
     extern size_t recv_saving_wait_ms;
+
+    extern size_t udp_usec_timeout;
 }
 
 #endif

core-writer/src/config.cpp

@@ -25,4 +25,7 @@ namespace config {
 
     // Max time for compress and commit already acquired RB slots.
     size_t recv_saving_wait_ms = 100;
+
+    // Microseconds before the udp socket times out.
+    size_t udp_usec_timeout = 100;
 }