volume-mount

install/install-k8s.md

@@ -156,7 +156,7 @@ lscpu
 | ----------- | --------------------------------------- | ----------------------------------- |
 | 7.7         | <span style="font-size: 24px;">😄</span> | 已验证                              |
 | 7.6         | <span style="font-size: 24px;">😄</span> | 已验证                              |
-| 7.5         | <span style="font-size: 24px;">😄</span> | 已验证                              |
+| 7.5         | <span style="font-size: 24px;">🤔</span> | 已证实会出现 kubelet 无法启动的问题    |
 | 7.4         | <span style="font-size: 24px;">🤔</span> | 待验证                              |
 | 7.3         | <span style="font-size: 24px;">🤔</span> | 待验证                              |
 | 7.2         | <span style="font-size: 24px;">😞</span> | 已证实会出现 kubelet 无法启动的问题 |

install/upgrade-k8s/calico-3.8-3.9.md

@@ -0,0 +1,72 @@
+---
+# vssueId: 107
+description: Kubernetes升级1.16.x。本文描述了如何从 Kubernetes 网络插件 calico 3.8.x 升级到 3.9。执行命令 kubectl describe deployment calico-kube-controllers -n kube-system 确认当前 calico 版本
+meta:
+  - name: keywords
+    content: Kubernetes升级,K8S升级,升级calico
+---
+
+# 升级网络插件calico
+
+<AdSenseTitle/>
+
+::: danger
+升级 calico 时，集群内部网络会不可用，请选择合适的时间升级
+:::
+
+## 确认当前版本
+
+执行以下命令确认当前 calico 版本
+
+``` sh
+kubectl describe deployment calico-kube-controllers -n kube-system
+```
+
+输出结果如下所示：
+
+``` yaml {18}
+Name:               calico-kube-controllers
+Namespace:          kube-system
+CreationTimestamp:  Tue, 20 Aug 2019 06:38:17 +0800
+Labels:             k8s-app=calico-kube-controllers
+Annotations:        deployment.kubernetes.io/revision: 1
+                    kubectl.kubernetes.io/last-applied-configuration:
+                      {"apiVersion":"apps/v1","kind":"Deployment","metadata":{"annotations":{},"labels":{"k8s-app":"calico-kube-controllers"},"name":"calico-kub...
+Selector:           k8s-app=calico-kube-controllers
+Replicas:           1 desired | 1 updated | 1 total | 1 available | 0 unavailable
+StrategyType:       Recreate
+MinReadySeconds:    0
+Pod Template:
+  Labels:           k8s-app=calico-kube-controllers
+  Annotations:      scheduler.alpha.kubernetes.io/critical-pod: 
+  Service Account:  calico-kube-controllers
+  Containers:
+   calico-kube-controllers:
+    Image:      calico/kube-controllers:v3.8.2
+    Port:       <none>
+    Host Port:  <none>
+    Readiness:  exec [/usr/bin/check-status -r] delay=0s timeout=1s period=10s #success=1 #failure=3
+    Environment:
+      ENABLED_CONTROLLERS:  node
+      DATASTORE_TYPE:       kubernetes
+    Mounts:                 <none>
+  Volumes:                  <none>
+```
+
+## 清理已有安装
+
+如上所示，calico镜像是 v3.8.2，要清理已有 calico 安装，执行命令：
+
+``` sh
+# 如果版本号是 v3.8.2 或者 v3.8.x，则删除命令如下
+# calico.yaml 的URL中，不带版本号的最后一位
+kubectl delete -f https://docs.projectcalico.org/v3.8/manifests/calico.yaml --no-check-certificate
+```
+
+## 安装新版本
+
+执行以下命令，安装 calico 3.9：
+
+``` sh
+kubectl delete -f https://docs.projectcalico.org/v3.9/manifests/calico.yaml --no-check-certificate
+```