forked from TrueCloudLab/frostfs-sdk-go
[#167] netmap: Fix reverse min agregator
The higher the price, the lower reverse min weight should be.
Previously nodes with 0 price had 0 weight which is a bit misleading.
Introduced in d71a0e0755
.
Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
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parent
670619d242
commit
20d325e307
2 changed files with 5 additions and 9 deletions
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@ -156,11 +156,7 @@ func (a *meanIQRAgg) Compute() float64 {
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}
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func (r *reverseMinNorm) Normalize(w float64) float64 {
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if w == 0 {
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return 0
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}
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return r.min / w
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return (r.min + 1) / (w + 1)
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}
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func (r *sigmoidNorm) Normalize(w float64) float64 {
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@ -146,19 +146,19 @@
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"select 3 nodes in 3 distinct countries, same placement": {
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"policy": {"replicas":[{"count":1,"selector":"Main"}],"containerBackupFactor":1,"selectors":[{"name":"Main","count":3,"clause":"DISTINCT","attribute":"Country","filter":"*"}],"filters":[]},
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"pivot": "Y29udGFpbmVySUQ=",
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"result": [[0, 2, 3]],
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"result": [ [ 5, 0, 7 ] ],
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"placement": {
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"pivot": "b2JqZWN0SUQ=",
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"result": [[0, 2, 3]]
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"result": [ [ 5, 0, 7 ] ]
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}
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},
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"select 6 nodes in 3 distinct countries, different placement": {
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"policy": {"replicas":[{"count":1,"selector":"Main"}],"containerBackupFactor":2,"selectors":[{"name":"Main","count":3,"clause":"DISTINCT","attribute":"Country","filter":"*"}],"filters":[]},
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"pivot": "Y29udGFpbmVySUQ=",
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"result": [[0, 1, 2, 6, 3, 4]],
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"result": [ [ 5, 4, 0, 1, 7, 2 ] ],
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"placement": {
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"pivot": "b2JqZWN0SUQ=",
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"result": [[0, 1, 2, 6, 3, 4]]
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"result": [ [ 5, 4, 0, 7, 2, 1 ] ]
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}
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}
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}
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