pprof heap 的信息该怎么读 - V2EX
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nomoon
V2EX    Go 编程语言

pprof heap 的信息该怎么读

  •  
  •   nomoon 2016-08-12 05:56:24 +08:00 1987 次点击
    这是一个创建于 3347 天前的主题,其中的信息可能已经有所发展或是发生改变。
    0: 0 [1: 16] @ 0xa038ff 0x90886e 0x90b1fa 0x713655 0x710ef1 0x70f7a3 0x55e1cf 0x4660d1 # 0xa038fe crypto/x509/pkix.(*Name).FillFromRDNSequence+0x44e /usr/local/go/src/crypto/x509/pkix/pkix.go:84 # 0x90886d crypto/x509.parseCertificate+0x44d /usr/local/go/src/crypto/x509/x509.go:966 # 0x90b1f9 crypto/x509.ParseCertificate+0x139 /usr/local/go/src/crypto/x509/x509.go:1201 # 0x713654 crypto/tls.(*clientHandshakeState).doFullHandshake+0x1db4 /usr/local/go/src/crypto/tls/handshake_client.go:278 # 0x710ef0 crypto/tls.(*Conn).clientHandshake+0xfd0 /usr/local/go/src/crypto/tls/handshake_client.go:228 # 0x70f7a2 crypto/tls.(*Conn).Handshake+0xd2 /usr/local/go/src/crypto/tls/conn.go:1232 # 0x55e1ce net/http.(*Transport).dialConn.func3+0x2e /usr/local/go/src/net/http/transport.go:1028 

    这是 debug/pprof/heap 里面拿出来的一段

    第一行的第一个 0 我个人觉得是调用这一段的 goroutine 的数量,然后后面的 0 [1:16] 我就猜不出是啥了,求指导

    2 条回复    2016-08-12 22:05:28 +08:00
    yanyuan2046
        1
    yanyuan2046  
       2016-08-12 10:49:20 +08:00
    试试用工具读
    https://godoc.org/net/http/pprof
    go tool pprof http://localhost:6060/debug/pprof/heap
    nomoon
        2
    nomoon  
    OP
       2016-08-12 22:05:28 +08:00
    @yanyuan2046 我现在好像碰到的是 memory leak ,症状是直接看 localhost/debug/pprof/的话,里面 heap 的数量在缓慢增长中。有用 tool 去看,但每次 top 的结果没有发现增长的东西。所以现在想看看这个 heap 的格式是啥,可以手动查一下多了哪些东西。
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