8dc2499aa6
gotools/ * Makefile.am (go_cmd_cgo_files): Add ast_go118.go (check-go-tool): Copy golang.org/x/tools directories. * Makefile.in: Regenerate. Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
31 lines
631 B
Go
31 lines
631 B
Go
// Copyright 2019 The Go 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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//go:build darwin || linux
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package pprof
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import (
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"fmt"
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"io"
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"runtime"
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"syscall"
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)
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// Adds MaxRSS to platforms that are supported.
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func addMaxRSS(w io.Writer) {
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var rssToBytes uintptr
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switch runtime.GOOS {
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case "linux", "android":
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rssToBytes = 1024
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case "darwin", "ios":
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rssToBytes = 1
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default:
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panic("unsupported OS")
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}
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var rusage syscall.Rusage
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syscall.Getrusage(0, &rusage)
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fmt.Fprintf(w, "# MaxRSS = %d\n", uintptr(rusage.Maxrss)*rssToBytes)
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}
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