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Set rlimit for openfile handles to 64k

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This commit is contained in:
Abhishek Shah 2015-09-18 10:53:55 -07:00
parent 8e4b09df8f
commit 6945cb050c
1 changed files with 10 additions and 0 deletions
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10
pkg/proxy/userspace/proxier.go
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@ -23,6 +23,7 @@ import (
"strings" "strings"
"sync" "sync"
"sync/atomic" "sync/atomic"
"syscall"
"time" "time"
"github.com/golang/glog" "github.com/golang/glog"
@ -146,12 +147,21 @@ func NewProxier(loadBalancer LoadBalancer, listenIP net.IP, iptables iptables.In
return nil, fmt.Errorf("failed to select a host interface: %v", err) return nil, fmt.Errorf("failed to select a host interface: %v", err)
} }
err = setRLimit(64 * 1000)
if err != nil {
return nil, fmt.Errorf("failed to set open file handler limit", err)
}
proxyPorts := newPortAllocator(pr) proxyPorts := newPortAllocator(pr)
glog.V(2).Infof("Setting proxy IP to %v and initializing iptables", hostIP) glog.V(2).Infof("Setting proxy IP to %v and initializing iptables", hostIP)
return createProxier(loadBalancer, listenIP, iptables, hostIP, proxyPorts, syncPeriod) return createProxier(loadBalancer, listenIP, iptables, hostIP, proxyPorts, syncPeriod)
} }
func setRLimit(limit uint64) error {
return syscall.Setrlimit(syscall.RLIMIT_NOFILE, &syscall.Rlimit{Max: limit, Cur: limit})
}
func createProxier(loadBalancer LoadBalancer, listenIP net.IP, iptables iptables.Interface, hostIP net.IP, proxyPorts PortAllocator, syncPeriod time.Duration) (*Proxier, error) { func createProxier(loadBalancer LoadBalancer, listenIP net.IP, iptables iptables.Interface, hostIP net.IP, proxyPorts PortAllocator, syncPeriod time.Duration) (*Proxier, error) {
// convenient to pass nil for tests.. // convenient to pass nil for tests..
if proxyPorts == nil { if proxyPorts == nil {