Refs #22841. Consider a mean message size of half the max message size.

Signed-off-by: Miguel Company <[email protected]>
eProsima · Feb 24, 2025 · 04f176e · 04f176e
1 parent f99ecf0
commit 04f176e
Showing 1 changed file with 2 additions and 5 deletions.
diff --git a/src/cpp/rtps/transport/shared_mem/SharedMemTransport.cpp b/src/cpp/rtps/transport/shared_mem/SharedMemTransport.cpp
@@ -301,11 +301,8 @@ bool SharedMemTransport::init(
         {
             return false;
         }
-        uint32_t max_allocations = configuration_.segment_size() / configuration_.max_message_size();
-        if ((configuration_.segment_size() % configuration_.max_message_size()) != 0)
-        {
-            ++max_allocations;
-        }
+        uint32_t mean_message_size = configuration_.max_message_size() / 2;
+        uint32_t max_allocations = configuration_.segment_size() / mean_message_size;
         if (configuration_.port_queue_capacity() > max_allocations)
         {
             max_allocations = configuration_.port_queue_capacity();