1. 分析 Fluid 挂载 NFS 存储 查看 Fuse Pod 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 kubectl get pod nfs-demo-fuse-f9wg8 -oyaml apiVersion: v1 kind: Pod metadata: generateName: nfs-demo-fuse- spec: containers: - command: - /usr/local/bin/entrypoint.sh env: - name: FLUID_RUNTIME_TYPE value: thin - name: FLUID_RUNTIME_NS value: default - name: FLUID_RUNTIME_NAME value: nfs-demo - name: MOUNT_POINT value: /runtime-mnt/thin/default/nfs-demo/thin-fuse - name: MOUNT_OPTIONS value: ro image: fluidcloudnative/nfs:v0.1 imagePullPolicy: IfNotPresent lifecycle: preStop: exec: command: - sh - -c - umount /runtime-mnt/thin/default/nfs-demo/thin-fuse name: thin-fuse securityContext: privileged: true volumeMounts:

1. 创建 Dataset 1 2 3 4 5 6 7 8 9 10 kubectl apply -f - <<EOF apiVersion: data.fluid.io/v1alpha1 kind: Dataset metadata: name: nfs-demo spec: mounts: - mountPoint: x.x.x.x:/x-x/ name: nfs-demo EOF 2. 创建 Runtime 1 2 3 4 5 6 7 8 9 10 11 12 13 14 kubectl apply -f - <<EOF apiVersion: data.fluid.io/v1alpha1 kind: ThinRuntimeProfile metadata: name: nfs spec: fileSystemType: nfs fuse: image: fluidcloudnative/nfs imageTag: v0.1 imagePullPolicy: IfNotPresent command: - "/usr/local/bin/entrypoint.sh" EOF 1 2 3 4 5 6 7 8 kubectl apply -f - <<EOF apiVersion: data.fluid.io/v1alpha1 kind: ThinRuntime metadata: name: nfs-demo spec: profileName: nfs EOF 3. 创建测试 Pod 1 2 3 4 5 6 7 8 9 10 11 12

1. Fluid 简介 下面是来源于 https://github.com/fluid-cloudnative/fluid 的 Fluid 的架构图: Fluid 抽象了两个概念: Dataset，数据集合，用户视角的抽象 Runtime，数据存储、加速等真实服务的抽象 Fluid 主要解决了传统缓存系统在 Kubernetes 上使用的问题: 通过 CRD 对数据集合 Dataset 进行描述，提供生命周期管理 依赖于 Runtime 后端，