mirror of https://github.com/ethereum/go-ethereum
This reverts commit 5c949d3b3b
.
pull/1694/head
parent
382d35bf40
commit
269c5c7107
5
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/storage/file_storage.go
generated
vendored
5
Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/storage/file_storage.go
generated
vendored
@ -1,112 +0,0 @@ |
|||||||
// Copyright 2015 The go-ethereum Authors
|
|
||||||
// This file is part of the go-ethereum library.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
||||||
// it under the terms of the GNU Lesser General Public License as published by
|
|
||||||
// the Free Software Foundation, either version 3 of the License, or
|
|
||||||
// (at your option) any later version.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
||||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
// GNU Lesser General Public License for more details.
|
|
||||||
//
|
|
||||||
// You should have received a copy of the GNU Lesser General Public License
|
|
||||||
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
|
|
||||||
// Package fdtrack logs statistics about open file descriptors.
|
|
||||||
package fdtrack |
|
||||||
|
|
||||||
import ( |
|
||||||
"fmt" |
|
||||||
"net" |
|
||||||
"sort" |
|
||||||
"sync" |
|
||||||
"time" |
|
||||||
|
|
||||||
"github.com/ethereum/go-ethereum/logger/glog" |
|
||||||
) |
|
||||||
|
|
||||||
var ( |
|
||||||
mutex sync.Mutex |
|
||||||
all = make(map[string]int) |
|
||||||
) |
|
||||||
|
|
||||||
func Open(desc string) { |
|
||||||
mutex.Lock() |
|
||||||
all[desc] += 1 |
|
||||||
mutex.Unlock() |
|
||||||
} |
|
||||||
|
|
||||||
func Close(desc string) { |
|
||||||
mutex.Lock() |
|
||||||
defer mutex.Unlock() |
|
||||||
if c, ok := all[desc]; ok { |
|
||||||
if c == 1 { |
|
||||||
delete(all, desc) |
|
||||||
} else { |
|
||||||
all[desc]-- |
|
||||||
} |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
func WrapListener(desc string, l net.Listener) net.Listener { |
|
||||||
Open(desc) |
|
||||||
return &wrappedListener{l, desc} |
|
||||||
} |
|
||||||
|
|
||||||
type wrappedListener struct { |
|
||||||
net.Listener |
|
||||||
desc string |
|
||||||
} |
|
||||||
|
|
||||||
func (w *wrappedListener) Accept() (net.Conn, error) { |
|
||||||
c, err := w.Listener.Accept() |
|
||||||
if err == nil { |
|
||||||
c = WrapConn(w.desc, c) |
|
||||||
} |
|
||||||
return c, err |
|
||||||
} |
|
||||||
|
|
||||||
func (w *wrappedListener) Close() error { |
|
||||||
err := w.Listener.Close() |
|
||||||
if err == nil { |
|
||||||
Close(w.desc) |
|
||||||
} |
|
||||||
return err |
|
||||||
} |
|
||||||
|
|
||||||
func WrapConn(desc string, conn net.Conn) net.Conn { |
|
||||||
Open(desc) |
|
||||||
return &wrappedConn{conn, desc} |
|
||||||
} |
|
||||||
|
|
||||||
type wrappedConn struct { |
|
||||||
net.Conn |
|
||||||
desc string |
|
||||||
} |
|
||||||
|
|
||||||
func (w *wrappedConn) Close() error { |
|
||||||
err := w.Conn.Close() |
|
||||||
if err == nil { |
|
||||||
Close(w.desc) |
|
||||||
} |
|
||||||
return err |
|
||||||
} |
|
||||||
|
|
||||||
func Start() { |
|
||||||
go func() { |
|
||||||
for range time.Tick(15 * time.Second) { |
|
||||||
mutex.Lock() |
|
||||||
var sum, tracked = 0, []string{} |
|
||||||
for what, n := range all { |
|
||||||
sum += n |
|
||||||
tracked = append(tracked, fmt.Sprintf("%s:%d", what, n)) |
|
||||||
} |
|
||||||
mutex.Unlock() |
|
||||||
used, _ := fdusage() |
|
||||||
sort.Strings(tracked) |
|
||||||
glog.Infof("fd usage %d/%d, tracked %d %v", used, fdlimit(), sum, tracked) |
|
||||||
} |
|
||||||
}() |
|
||||||
} |
|
@ -1,29 +0,0 @@ |
|||||||
// Copyright 2015 The go-ethereum Authors
|
|
||||||
// This file is part of the go-ethereum library.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
||||||
// it under the terms of the GNU Lesser General Public License as published by
|
|
||||||
// the Free Software Foundation, either version 3 of the License, or
|
|
||||||
// (at your option) any later version.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
||||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
// GNU Lesser General Public License for more details.
|
|
||||||
//
|
|
||||||
// You should have received a copy of the GNU Lesser General Public License
|
|
||||||
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
|
|
||||||
// +build !linux,!darwin
|
|
||||||
|
|
||||||
package fdtrack |
|
||||||
|
|
||||||
import "errors" |
|
||||||
|
|
||||||
func fdlimit() int { |
|
||||||
return 0 |
|
||||||
} |
|
||||||
|
|
||||||
func fdusage() (int, error) { |
|
||||||
return 0, errors.New("not implemented") |
|
||||||
} |
|
@ -1,72 +0,0 @@ |
|||||||
// Copyright 2015 The go-ethereum Authors
|
|
||||||
// This file is part of the go-ethereum library.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
||||||
// it under the terms of the GNU Lesser General Public License as published by
|
|
||||||
// the Free Software Foundation, either version 3 of the License, or
|
|
||||||
// (at your option) any later version.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
||||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
// GNU Lesser General Public License for more details.
|
|
||||||
//
|
|
||||||
// You should have received a copy of the GNU Lesser General Public License
|
|
||||||
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
|
|
||||||
// +build darwin
|
|
||||||
|
|
||||||
package fdtrack |
|
||||||
|
|
||||||
import ( |
|
||||||
"os" |
|
||||||
"syscall" |
|
||||||
"unsafe" |
|
||||||
) |
|
||||||
|
|
||||||
// #cgo CFLAGS: -lproc
|
|
||||||
// #include <libproc.h>
|
|
||||||
// #include <stdlib.h>
|
|
||||||
import "C" |
|
||||||
|
|
||||||
func fdlimit() int { |
|
||||||
var nofile syscall.Rlimit |
|
||||||
if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &nofile); err != nil { |
|
||||||
return 0 |
|
||||||
} |
|
||||||
return int(nofile.Cur) |
|
||||||
} |
|
||||||
|
|
||||||
func fdusage() (int, error) { |
|
||||||
pid := C.int(os.Getpid()) |
|
||||||
// Query for a rough estimate on the amout of data that
|
|
||||||
// proc_pidinfo will return.
|
|
||||||
rlen, err := C.proc_pidinfo(pid, C.PROC_PIDLISTFDS, 0, nil, 0) |
|
||||||
if rlen <= 0 { |
|
||||||
return 0, err |
|
||||||
} |
|
||||||
// Load the list of file descriptors. We don't actually care about
|
|
||||||
// the content, only about the size. Since the number of fds can
|
|
||||||
// change while we're reading them, the loop enlarges the buffer
|
|
||||||
// until proc_pidinfo says the result fitted.
|
|
||||||
var buf unsafe.Pointer |
|
||||||
defer func() { |
|
||||||
if buf != nil { |
|
||||||
C.free(buf) |
|
||||||
} |
|
||||||
}() |
|
||||||
for buflen := rlen; ; buflen *= 2 { |
|
||||||
buf, err = C.reallocf(buf, C.size_t(buflen)) |
|
||||||
if buf == nil { |
|
||||||
return 0, err |
|
||||||
} |
|
||||||
rlen, err = C.proc_pidinfo(pid, C.PROC_PIDLISTFDS, 0, buf, buflen) |
|
||||||
if rlen <= 0 { |
|
||||||
return 0, err |
|
||||||
} else if rlen == buflen { |
|
||||||
continue |
|
||||||
} |
|
||||||
return int(rlen / C.PROC_PIDLISTFD_SIZE), nil |
|
||||||
} |
|
||||||
panic("unreachable") |
|
||||||
} |
|
@ -1,53 +0,0 @@ |
|||||||
// Copyright 2015 The go-ethereum Authors
|
|
||||||
// This file is part of the go-ethereum library.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
||||||
// it under the terms of the GNU Lesser General Public License as published by
|
|
||||||
// the Free Software Foundation, either version 3 of the License, or
|
|
||||||
// (at your option) any later version.
|
|
||||||
//
|
|
||||||
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
||||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
// GNU Lesser General Public License for more details.
|
|
||||||
//
|
|
||||||
// You should have received a copy of the GNU Lesser General Public License
|
|
||||||
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
|
|
||||||
// +build linux
|
|
||||||
|
|
||||||
package fdtrack |
|
||||||
|
|
||||||
import ( |
|
||||||
"io" |
|
||||||
"os" |
|
||||||
"syscall" |
|
||||||
) |
|
||||||
|
|
||||||
func fdlimit() int { |
|
||||||
var nofile syscall.Rlimit |
|
||||||
if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &nofile); err != nil { |
|
||||||
return 0 |
|
||||||
} |
|
||||||
return int(nofile.Cur) |
|
||||||
} |
|
||||||
|
|
||||||
func fdusage() (int, error) { |
|
||||||
f, err := os.Open("/proc/self/fd") |
|
||||||
if err != nil { |
|
||||||
return 0, err |
|
||||||
} |
|
||||||
defer f.Close() |
|
||||||
const batchSize = 100 |
|
||||||
n := 0 |
|
||||||
for { |
|
||||||
list, err := f.Readdirnames(batchSize) |
|
||||||
n += len(list) |
|
||||||
if err == io.EOF { |
|
||||||
break |
|
||||||
} else if err != nil { |
|
||||||
return 0, err |
|
||||||
} |
|
||||||
} |
|
||||||
return n, nil |
|
||||||
} |
|
Loading…
Reference in new issue