Revision e4d31268 Ganeti/HTools/Cluster.hs
b/Ganeti/HTools/Cluster.hs | ||
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179 | 179 |
, "free_disk_cv" |
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, "n1_score" |
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, "reserved_mem_cv" |
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, "offline_score"
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, "offline_all_cnt"
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, "vcpu_ratio_cv" |
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, "cpu_load_cv" |
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, "mem_load_cv" |
... | ... | |
207 | 207 |
res_l = map Node.pRem nodes |
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-- metric: reserved memory covariance |
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res_cv = varianceCoeff res_l |
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offline_inst = sum . map (\n -> (length . Node.pList $ n) + |
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(length . Node.sList $ n)) $ offline |
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online_inst = sum . map (\n -> (length . Node.pList $ n) + |
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(length . Node.sList $ n)) $ nodes |
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-- metric: ratio of instances on offline nodes |
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off_score = if offline_inst == 0 |
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then 0::Double |
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else fromIntegral offline_inst / |
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fromIntegral (offline_inst + online_inst)::Double |
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-- offline instances metrics |
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offline_ipri = sum . map (length . Node.pList) $ offline |
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offline_isec = sum . map (length . Node.sList) $ offline |
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-- metric: count of instances on offline nodes |
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off_score = fromIntegral (offline_ipri + offline_isec)::Double |
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cpu_l = map Node.pCpu nodes |
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-- metric: covariance of vcpu/pcpu ratio |
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cpu_cv = varianceCoeff cpu_l |
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