From: mquinson <mquinson@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Mon, 19 May 2008 12:42:01 +0000 (+0000)
Subject: do not wait for too small durations to avoid numerical instabilities
X-Git-Tag: v3.3~498
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/ea6c1e33aa83826778637849d951a9eccabf3d67

do not wait for too small durations to avoid numerical instabilities

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@5438 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---

diff --git a/src/surf/cpu.c b/src/surf/cpu.c
index 612030cca8..3ba5717a39 100644
--- a/src/surf/cpu.c
+++ b/src/surf/cpu.c
@@ -304,11 +304,12 @@ static surf_action_t execute(void *cpu, double size)
 static surf_action_t action_sleep(void *cpu, double duration)
 {
   surf_action_cpu_Cas01_t action = NULL;
-
+  duration=MAX(duration,MAXMIN_PRECISION);
   XBT_IN2("(%s,%g)", ((cpu_Cas01_t) cpu)->name, duration);
   action = (surf_action_cpu_Cas01_t) execute(cpu, 1.0);
   action->generic_action.max_duration = duration;
   action->suspended = 2;
+
   lmm_update_variable_weight(cpu_maxmin_system, action->variable, 0.0);
   XBT_OUT;
   return (surf_action_t) action;