stats: fix the distribution stat

2011-01-10 11:11:16 -08:00
parent fcc621ac79
commit ff592e0ed1
1 changed files with 2 additions and 3 deletions
--- a/src/base/statistics.hh
+++ b/src/base/statistics.hh
@@ -1361,9 +1361,8 @@ class DistStor
        if (val > max_val)
            max_val = val;

-        Counter sample = val * number;
-        sum += sample;
-        squares += sample * sample;
+        sum += val * number;
+        squares += val * val * number;
        samples += number;
    }