diff --git a/runtime/include/sandbox_functions.h b/runtime/include/sandbox_functions.h
index 0e7962c..0ffa33c 100644
--- a/runtime/include/sandbox_functions.h
+++ b/runtime/include/sandbox_functions.h
@@ -28,6 +28,9 @@ sandbox_close_http(struct sandbox *sandbox)
 	client_socket_close(sandbox->client_socket_descriptor, &sandbox->client_address);
 }
 
+/**
+ * Remove the client fd from epoll
+ */
 static inline void
 sandbox_remove_from_epoll(struct sandbox *sandbox)
 {
diff --git a/runtime/include/sandbox_types.h b/runtime/include/sandbox_types.h
index 9b3f455..d4c2b04 100644
--- a/runtime/include/sandbox_types.h
+++ b/runtime/include/sandbox_types.h
@@ -50,7 +50,7 @@ struct sandbox {
 	struct arch_context ctxt; /* register context for context switch. */
 
 	uint64_t request_arrival_timestamp;   /* Timestamp when request is received */
-	uint64_t enqueue_timestamp;   /* Timestamp when sandbox request is enqueued */
+	uint64_t enqueue_timestamp;   /* Timestamp when sandbox request is enqueued to the global queue*/
 	uint64_t allocation_timestamp;        /* Timestamp when sandbox is allocated */
 	uint64_t response_timestamp;          /* Timestamp when response is sent */
 	uint64_t completion_timestamp;        /* Timestamp when sandbox runs to completion */
diff --git a/runtime/src/global_request_scheduler_minheap.c b/runtime/src/global_request_scheduler_minheap.c
index c312405..a1c65a4 100644
--- a/runtime/src/global_request_scheduler_minheap.c
+++ b/runtime/src/global_request_scheduler_minheap.c
@@ -76,7 +76,6 @@ sandbox_request_get_priority_fn(void *element)
  */
 void
 global_request_scheduler_minheap_initialize()
-{       /* second parameter is set to true, means we will use lock for this queue since it is a global queue shared by all worker threads */
 	global_request_scheduler_minheap = priority_queue_initialize(4096, true, sandbox_request_get_priority_fn);
 
 	struct global_request_scheduler_config config = {