Kubernetes: 即使没有服务更改，IPVS代理也会不断更新虚拟服务器

此表格仅用于错误报告和功能请求！ 如果您正在寻求帮助，请查看[堆栈溢出]（https://stackoverflow.com/questions/tagged/kubernetes）和[疑难解答指南]（https://kubernetes.io/docs/tasks/debug-application-群集/问题排查/）。

这是错误报告还是功能请求？ ：

/种类错误

发生了什么事：

IPVS代理将继续记录以下消息，即，即使没有服务更改，IPVS代理也会继续更新虚拟服务器。

I0912 17:08:13.555614   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0x1}, Protocol:"TCP", Port:0x1bb, Scheduler:"rr", Flags:0x1, Timeout:0x2a30}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0x1}, Protocol:"TCP", Port:0x1bb, Scheduler:"rr", Flags:0x3, Timeout:0x2a30}
I0912 17:08:13.555659   18274 proxier.go:1291] IPVS service default/kubernetes:https was changed
I0912 17:08:13.556787   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0xa}, Protocol:"UDP", Port:0x35, Scheduler:"rr", Flags:0x0, Timeout:0x0}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0xa}, Protocol:"UDP", Port:0x35, Scheduler:"rr", Flags:0x2, Timeout:0x0}
I0912 17:08:13.556818   18274 proxier.go:1291] IPVS service kube-system/kube-dns:dns was changed
I0912 17:08:13.557872   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0xa}, Protocol:"TCP", Port:0x35, Scheduler:"rr", Flags:0x0, Timeout:0x0}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0xa}, Protocol:"TCP", Port:0x35, Scheduler:"rr", Flags:0x2, Timeout:0x0}
I0912 17:08:13.557902   18274 proxier.go:1291] IPVS service kube-system/kube-dns:dns-tcp was changed
I0912 17:08:13.558940   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0xb6}, Protocol:"TCP", Port:0xbda, Scheduler:"rr", Flags:0x1, Timeout:0x2a30}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0xb6}, Protocol:"TCP", Port:0xbda, Scheduler:"rr", Flags:0x3, Timeout:0x2a30}
....
I0912 17:09:13.455862   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0x1}, Protocol:"TCP", Port:0x1bb, Scheduler:"rr", Flags:0x1, Timeout:0x2a30}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0x1}, Protocol:"TCP", Port:0x1bb, Scheduler:"rr", Flags:0x3, Timeout:0x2a30}
I0912 17:09:13.455894   18274 proxier.go:1291] IPVS service default/kubernetes:https was changed
I0912 17:09:13.457139   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0xa}, Protocol:"UDP", Port:0x35, Scheduler:"rr", Flags:0x0, Timeout:0x0}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0xa}, Protocol:"UDP", Port:0x35, Scheduler:"rr", Flags:0x2, Timeout:0x0}
I0912 17:09:13.457169   18274 proxier.go:1291] IPVS service kube-system/kube-dns:dns was changed
I0912 17:09:13.458292   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0xa}, Protocol:"TCP", Port:0x35, Scheduler:"rr", Flags:0x0, Timeout:0x0}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0xa}, Protocol:"TCP", Port:0x35, Scheduler:"rr", Flags:0x2, Timeout:0x0}
I0912 17:09:13.458322   18274 proxier.go:1291] IPVS service kube-system/kube-dns:dns-tcp was changed
I0912 17:09:13.459468   18274 proxier.go:1279] vs is: &ipvs.VirtualServer{Address:net.IP{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xa, 0x0, 0x0, 0xb6}, Protocol:"TCP", Port:0xbda, Scheduler:"rr", Flags:0x1, Timeout:0x2a30}, applied vs is : &ipvs.VirtualServer{Address:net.IP{0xa, 0x0, 0x0, 0xb6}, Protocol:"TCP", Port:0xbda, Scheduler:"rr", Flags:0x3, Timeout:0x2a30}
...

PS。 我添加了一些日志以打印IPVS虚拟服务器信息。

您预期会发生什么：

没有服务更改时，IPVS代理不应更新虚拟服务器。

如何复制它（尽可能少且精确） ：

只需检查日志消息，即可找到它。

我们还有其他需要知道的吗？ ：

我认为这是因为IPVS服务标志不同。 例如，创建标志= 0的IPVS服务，创建的服务的标志将更改为（0 + 2 = 2）。 此外，如果我们创建标志为1的IPVS服务，则创建的服务的标志将更改为（1 + 2 = 3）。

看到相关的问题： https :

环境：

• Kubernetes版本（使用kubectl version ）：
• 云提供商或硬件配置**：
• 操作系统（例如，从/ etc / os-release）：
• 内核（例如uname -a ）：
• 安装工具：
• 其他：

/ sig网络
/分配@ m1093782566