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fdtrack: temporary hack for tracking file descriptor usage

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Package fdtrack logs statistics about open file descriptors.
This should help identify the source of #1549.
This commit is contained in:
Felix Lange
2015-08-03 02:45:33 +02:00
parent bf48ed32dd
commit 5c949d3b3b
15 changed files with 314 additions and 7 deletions
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3
p2p/discover/udp.go
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@ -25,6 +25,7 @@ import (
"time"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/fdtrack"
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/logger/glog"
"github.com/ethereum/go-ethereum/p2p/nat"
@ -197,6 +198,7 @@ func ListenUDP(priv *ecdsa.PrivateKey, laddr string, natm nat.Interface, nodeDBP
if err != nil {
return nil, err
}
fdtrack.Open("p2p")
conn, err := net.ListenUDP("udp", addr)
if err != nil {
return nil, err
@ -234,6 +236,7 @@ func newUDP(priv *ecdsa.PrivateKey, c conn, natm nat.Interface, nodeDBPath strin
func (t *udp) close() {
close(t.closing)
fdtrack.Close("p2p")
t.conn.Close()
// TODO: wait for the loops to end.
}