Changeset 5978

Timestamp:

11/10/21 15:28:03 (2 years ago)

Author:

ymipsl

Message:

Setting server buffer size x2 compared to client (improving performance)

YM

Location:

CONFIG_DEVT/IPSLCM6.5_work_ENSEMBLES/modeles/XIOS/src

Files:

• context_client.cpp (modified) (1 diff)
• cxios.cpp (modified) (3 diffs)
• cxios.hpp (modified) (1 diff)

CONFIG_DEVT/IPSLCM6.5_work_ENSEMBLES/modeles/XIOS/src/context_client.cpp

@@ -284 +284 @@
       // Notify the server
       CBufferOut* bufOut = buffer->getBuffer(sizeof(StdSize));
-      bufOut->put(mapBufferSize_[rank]); // Stupid C++
+      bufOut->put(mapBufferSize_[rank]*CXios::serverBufferSizeFactor); 
       buffer->checkBuffer();
    }

CONFIG_DEVT/IPSLCM6.5_work_ENSEMBLES/modeles/XIOS/src/cxios.cpp

@@ -36 +36 @@
   double CXios::bufferSizeFactor = 1.0;
   const double CXios::defaultBufferSizeFactor = 1.0;
+  double CXios::serverBufferSizeFactor = 2.0;
+  const double CXios::defaultServerBufferSizeFactor = 2.0;
   StdSize CXios::minBufferSize = 1024 * sizeof(double);
   StdSize CXios::maxBufferSize = std::numeric_limits<int>::max() ;
@@ -85 +87 @@
 
     bufferSizeFactor = getin<double>("buffer_size_factor", defaultBufferSizeFactor);
+    serverBufferSizeFactor = getin<double>("server_buffer_size_factor", defaultServerBufferSizeFactor);
     minBufferSize = getin<int>("min_buffer_size", 1024 * sizeof(double));
     maxBufferSize = getin<int>("max_buffer_size", std::numeric_limits<int>::max());
@@ -165 +168 @@
     xml::CXMLParser::ParseFile(rootFile, parseList);
     parseXiosConfig();
+    serverBufferSizeFactor = 1.0 ;// -> serverl1 to serverl2, same serverBufferSizeFactor=1
   }
 

CONFIG_DEVT/IPSLCM6.5_work_ENSEMBLES/modeles/XIOS/src/cxios.hpp

@@ -50 +50 @@
      static double bufferSizeFactor; //!< Factor used to tune the buffer size
      static const double defaultBufferSizeFactor; //!< Default factor value
+     static  double serverBufferSizeFactor ; //!< Factor of server buffer size compared to client (2 by default)
+     static const double defaultServerBufferSizeFactor ; //!< Default factor value
+
      static StdSize minBufferSize; //!< Minimum buffer size
      static StdSize maxBufferSize; //!< Maximum buffer size