Add parameters for new sf_buffer implementation

core-buffer/include/buffer_config.hpp

@@ -26,7 +26,10 @@ namespace core_buffer {
     const size_t REPLAY_READ_BLOCK_SIZE = 100;
 
     // Size of sf_buffer RB in elements.
-    const size_t BUFFER_RB_SIZE = 1000;
+    const size_t BUFFER_INTERNAL_QUEUE_SIZE = 1000;
+
+    // Time to sleep before retrying to read the queue.
+    const size_t BUFFER_QUEUE_RETRY_MS = 10;
 
     // Microseconds timeout for UDP recv.
     const int BUFFER_UDP_US_TIMEOUT = 10 * 1000;