From: mquinson <mquinson@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Thu, 1 Apr 2010 13:41:39 +0000 (+0000)
Subject: Add a pimple to get the ability to trace the amount of messages per size as histogram... 
X-Git-Tag: SVN~323
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/101b9f6ed0eda560b20d652818cd9956479ebece

Add a pimple to get the ability to trace the amount of messages per size as histogram in gnuplot. Should probably be done in a proper way. One day.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@7417 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---

diff --git a/examples/msg/masterslave/masterslave_mailbox.c b/examples/msg/masterslave/masterslave_mailbox.c
index 32e5051a0c..e614a3400f 100644
--- a/examples/msg/masterslave/masterslave_mailbox.c
+++ b/examples/msg/masterslave/masterslave_mailbox.c
@@ -54,7 +54,7 @@ int master(int argc, char *argv[])
    } 
   
 //  INFO0("Goodbye now!");
-  exit(0);
+  return 0;
 } /* end_of_master */
 
 /** Receiver function  */
@@ -125,6 +125,7 @@ int main(int argc, char *argv[])
      exit(1);
   }
   res = test_all(argv[1],argv[2]);
+   SIMIX_message_sizes_output("toto.txt");
   MSG_clean();
 
   if(res==MSG_OK)
diff --git a/include/xbt.h b/include/xbt.h
index b168bc3806..372e80e9a8 100644
--- a/include/xbt.h
+++ b/include/xbt.h
@@ -31,4 +31,7 @@
 #include <xbt/config.h>
 #include <xbt/cunit.h>
 
+/* pimple to display the message sizes */
+XBT_PUBLIC(void) SIMIX_message_sizes_output(const char *filename);
+
 #endif /* xbt_H */
diff --git a/src/simix/smx_network.c b/src/simix/smx_network.c
index 9c17f8b87c..b1608ca15f 100644
--- a/src/simix/smx_network.c
+++ b/src/simix/smx_network.c
@@ -8,6 +8,10 @@
 
 #include "private.h"
 #include "xbt/log.h"
+#include "xbt/dict.h"
+
+/* Pimple to get an histogram of message sizes in the simulation */
+xbt_dict_t msg_sizes = NULL;
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_network, simix,
                                 "Logging specific to SIMIX (network)");
@@ -364,6 +368,30 @@ void SIMIX_network_copy_data(smx_comm_t comm)
       comm->dst_proc->smx_host->name, comm->dst_buff,
       buff_size);
   (*SIMIX_network_copy_data_callback)(comm, buff_size);
+
+  /* pimple to display the message sizes */
+  {
+    if (msg_sizes == NULL)
+      msg_sizes = xbt_dict_new();
+    uintptr_t casted_size = buff_size;
+    uintptr_t amount = xbt_dicti_get(msg_sizes, casted_size);
+    amount++;
+
+    xbt_dicti_set(msg_sizes,casted_size, amount);
+  }
+}
+#include "xbt.h"
+/* pimple to display the message sizes */
+void SIMIX_message_sizes_output(const char *filename) {
+  FILE * out = fopen(filename,"w");
+  INFO1("Output message sizes to %s",filename);
+  xbt_assert1(out,"Cannot open file %s",filename);
+  uintptr_t key,data;
+  xbt_dict_cursor_t cursor;
+  xbt_dict_foreach(msg_sizes,cursor,key,data) {
+    fprintf(out,"%d %d\n",key,data);
+  }
+  fclose(out);
 }
 
 /**