X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=senf%2FUtils%2FStatistics.cc;h=445e1c4f6aeed49cb690cebcb197d48223211f89;hb=75428b027ecccf77d5230021bf6b8736c4a6955e;hp=a22a57e9d9892138069afdea61d163fb3be4d124;hpb=c9d8ba8de7801af854581eb9e175d7b4f19ece3d;p=senf.git

diff --git a/senf/Utils/Statistics.cc b/senf/Utils/Statistics.cc
index a22a57e..445e1c4 100644
--- a/senf/Utils/Statistics.cc
+++ b/senf/Utils/Statistics.cc
@@ -272,7 +272,7 @@ prefix_ void senf::Collector::enter(float min, float avg, float max, float dev)
     if (max > accMax_) accMax_ = max;
     if (++i_ >= rank_) {
         float accAvg (accSum_ / i_);
-        float accDev (std::sqrt(accSumSq_ / i_ - accAvg*accAvg));
+        float accDev (std::max(0.0f,std::sqrt(accSumSq_ / i_ - accAvg*accAvg)));
         StatisticsBase::enter(accMin_, accAvg, accMax_, accDev);
         i_ = 0;
         accMin_ = FLT_MAX;