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22 lines
584 B
Go
22 lines
584 B
Go
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// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package wgengine
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import (
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"fmt"
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"runtime"
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)
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func RusagePrefixLog(logf func(f string, argv ...interface{})) func(f string, argv ...interface{}) {
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return func(f string, argv ...interface{}) {
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var m runtime.MemStats
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runtime.ReadMemStats(&m)
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goMem := float64(m.HeapInuse+m.StackInuse) / (1 << 20)
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maxRSS := rusageMaxRSS()
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pf := fmt.Sprintf("%.1fM/%.1fM %s", goMem, maxRSS, f)
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logf(pf, argv...)
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}
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}
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