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langhuihui
23 lines
630 B
Go
23 lines
630 B
Go
package debug
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import (
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"bytes"
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"m7s.live/v5/plugin/debug/pkg/internal/graph"
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"m7s.live/v5/plugin/debug/pkg/internal/report"
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"m7s.live/v5/plugin/debug/pkg/profile"
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)
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func GetDotGraph(profile *profile.Profile) (string, error) {
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// 设置节点数量限制，使图形更简洁（类似官方 pprof）
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options := report.Options{
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NodeCount: 80, // 限制最大节点数
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NodeFraction: 0.005, // 过滤掉小于 0.5% 的节点
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}
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rpt := report.NewDefault(profile, options)
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g, config := report.GetDOT(rpt)
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dot := &bytes.Buffer{}
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graph.ComposeDot(dot, g, &graph.DotAttributes{}, config)
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return dot.String(), nil
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}
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