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author | Narayan Desai <desai@mcs.anl.gov> | 2009-05-14 02:59:27 +0000 |
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committer | Narayan Desai <desai@mcs.anl.gov> | 2009-05-14 02:59:27 +0000 |
commit | 65f9f83a1fe481c60d24ef187c424e991208008a (patch) | |
tree | 89382806a994d2ebb5056f16fb87feaf1ea26d97 /src/lib/Statistics.py | |
parent | 88f446708cf429818ed17b2460163e622d3ca91c (diff) | |
download | bcfg2-65f9f83a1fe481c60d24ef187c424e991208008a.tar.gz bcfg2-65f9f83a1fe481c60d24ef187c424e991208008a.tar.bz2 bcfg2-65f9f83a1fe481c60d24ef187c424e991208008a.zip |
Integrate server-side performance statistics infrastructure
git-svn-id: https://svn.mcs.anl.gov/repos/bcfg/trunk/bcfg2@5225 ce84e21b-d406-0410-9b95-82705330c041
Diffstat (limited to 'src/lib/Statistics.py')
-rw-r--r-- | src/lib/Statistics.py | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/lib/Statistics.py b/src/lib/Statistics.py new file mode 100644 index 000000000..a7ae85c67 --- /dev/null +++ b/src/lib/Statistics.py @@ -0,0 +1,33 @@ + +class Statistic(object): + def __init__(self, name, initial_value): + self.name = name + self.min = float(initial_value) + self.max = float(initial_value) + self.ave = float(initial_value) + self.count = 1 + + def add_value(self, value): + if value < self.min: + self.min = value + if value > self.max: + self.max = value + self.count += 1 + self.ave = (((self.ave * (self.count - 1)) + value) / self.count ) + + def get_value(self): + return (self.name, (self.min, self.max, self.ave)) + +class Statistics(object): + def __init__(self): + self.data = dict() + + def add_value(self, name, value): + if name not in self.data: + self.data[name] = Statistic(name, value) + else: + self.data[name].add_value(value) + + def display(self): + return dict([value.get_value() for value in self.data.values()]) + |