From: Arnaud Giersch <arnaud.giersch@iut-bm.univ-fcomte.fr>
Date: Thu, 30 Jan 2014 14:25:10 +0000 (+0100)
Subject: Inform the user that smpi/running_power has to be set to get accurate timings.
X-Git-Tag: v3_11_beta~108
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/ef161270667830a586e0a6d38a5f1b94cdeda32d

Inform the user that smpi/running_power has to be set to get accurate timings.
---

diff --git a/src/smpi/smpi_global.c b/src/smpi/smpi_global.c
index 7e446a9590..97115a8d19 100644
--- a/src/smpi/smpi_global.c
+++ b/src/smpi/smpi_global.c
@@ -335,6 +335,12 @@ void smpi_global_init(void)
 
   xbt_assert(sg_cfg_get_int("smpi/async_small_thres") <=
              sg_cfg_get_int("smpi/send_is_detached_thres"));
+
+  if (sg_cfg_is_default_value("smpi/running_power")) {
+    XBT_INFO("You did not set the power of the host running the simulation.  "
+             "The timings will certainly not be accurate.  "
+             "Use the option \"--cfg=smpi/running_power:<flops>\" to set its value.");
+  }
 }
 
 void smpi_global_destroy(void)