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refine grafana metrics for replica selection (#25319)

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Signed-off-by: Wei Liu <wei.liu@zilliz.com>
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wei liu 2023-07-05 17:00:25 +08:00 committed by GitHub
parent efdd71c640
commit 951c312ef9
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 6 additions and 5 deletions
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2
internal/proxy/look_aside_balancer.go
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@ -102,7 +102,7 @@ func (b *LookAsideBalancer) SelectNode(ctx context.Context, availableNodes []int
} }
score := b.calculateScore(cost, executingNQ.Load()) score := b.calculateScore(cost, executingNQ.Load())
metrics.ProxyWorkLoadScore.WithLabelValues(strconv.FormatInt(paramtable.GetNodeID(), 10)).Observe(score) metrics.ProxyWorkLoadScore.WithLabelValues(strconv.FormatInt(node, 10)).Set(score)
if targetNode == -1 || score < targetScore { if targetNode == -1 || score < targetScore {
targetScore = score targetScore = score

9
pkg/metrics/proxy_metrics.go
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@ -249,14 +249,15 @@ var (
}, []string{usernameLabelName}) }, []string{usernameLabelName})
// ProxyWorkLoadScore record the score that measured query node's workload. // ProxyWorkLoadScore record the score that measured query node's workload.
ProxyWorkLoadScore = prometheus.NewHistogramVec( ProxyWorkLoadScore = prometheus.NewGaugeVec(
prometheus.HistogramOpts{ prometheus.GaugeOpts{
Namespace: milvusNamespace, Namespace: milvusNamespace,
Subsystem: typeutil.ProxyRole, Subsystem: typeutil.ProxyRole,
Name: "workload_score", Name: "workload_score",
Help: "score that measured query node's workload", Help: "score that measured query node's workload",
Buckets: buckets, }, []string{
}, []string{nodeIDLabelName}) nodeIDLabelName,
})
) )
// RegisterProxy registers Proxy metrics // RegisterProxy registers Proxy metrics