编译过程中资源用量大，对Cpu、Mem有要求  依赖内核的头包  bpf 程序跟其他的用户空间的程序没有太大区别  编译成二进制文件，可以适应不同运行环境  libbpf 扮演bpf程序装载机角色  开发人员只需要关注bpf程序的正确性和性能，不 需要关注其他依赖关系 通过Golang加载eBPF程序 01. 副标题 func loadSync() error { // Allow the

performance, distributed memory object caching system. It’s simple yet powerful, and used by dynamic web applica�ons to alleviate database load. Memcached is designed to work efficiently for a very large PRODUCTPAGE_URL=${GATEWAY_URL}/productpage $ echo "Open URL: ${PRODUCTPAGE_URL}" Open that URL in your web browser and check that the applica�on has been successfully deployed. It may take several seconds before 1 1 17m reviews-v2 1/1 1 1 68s Check in your web browser that no stars are appearing in the Book Reviews, even a�er refreshing the page several �mes

performance, distributed memory object caching system. It’s simple yet powerful, and used by dynamic web applications to alleviate database load. Memcached is designed to work efficiently for a very large nodePort}') export PRODUCTPAGE_URL=${GATEWAY_URL}/productpage open ${PRODUCTPAGE_URL} Open that URL in your web browser and check that the application has been successfully deployed. It may take several seconds 1 1 17m reviews-v2 1/1 1 1 68s Check in your web browser that no stars are appearing in the Book Reviews, even after refreshing the page several times

performance, distributed memory object caching system. It’s simple yet powerful, and used by dynamic web applications to alleviate database load. Memcached is designed to work efficiently for a very large nodePort}') export PRODUCTPAGE_URL=${GATEWAY_URL}/productpage open ${PRODUCTPAGE_URL} Open that URL in your web browser and check that the application has been successfully deployed. It may take several seconds 1 1 17m reviews-v2 1/1 1 1 68s Check in your web browser that no stars are appearing in the Book Reviews, even after refreshing the page several times

'oc', run 'export KUBECONFIG=/home/twp/okd/cluster-name/auth/kubeconfig' INFO Access the OpenShift web-console here: https://console-openshift- console.apps.cluster-name.ilya-openshift-test-1.cilium.rocks performance, distributed memory object caching system. It’s simple yet powerful, and used by dynamic web applications to alleviate database load. Memcached is designed to work efficiently for a very large test-lb template: metadata: labels: svc: test-lb spec: containers: - name: web image: nginx imagePullPolicy: IfNotPresent ports: - containerPort: 80

'oc', run 'export KUBECONFIG=/home/twp/okd/cluster-name/auth/kubeconfig' INFO Access the OpenShift web-console here: https://console-openshift- console.apps.cluster-name.ilya-openshift-test-1.cilium.rocks performance, distributed memory object caching system. It’s simple yet powerful, and used by dynamic web applications to alleviate database load. Memcached is designed to work efficiently for a very large test-lb template: metadata: labels: svc: test-lb spec: containers: - name: web image: nginx imagePullPolicy: IfNotPresent ports: - containerPort: 80

performance, distributed memory object caching system. It’s simple yet powerful, and used by dynamic web applications to alleviate database load. Memcached is designed to work efficiently for a very large service dependencies. To access Hubble UI, you can use the following command to forward the port of the web frontend to your local machine: kubectl port-forward -n kube-system svc/hubble-ui --address 0.0.0 nodePort}') export PRODUCTPAGE_URL=${GATEWAY_URL}/productpage open ${PRODUCTPAGE_URL} Open that URL in your web browser and check that the application has been successfully deployed. It may take several seconds

performance, distributed memory object caching system. It’s simple yet powerful, and used by dynamic web applications to alleviate database load. Memcached is designed to work efficiently for a very large ports: - port: "22" protocol: TCP To apply this policy, run: $ kubectl create -f \ |SCM_WEB|\/examples/policies/host/demo-host- policy.yaml ciliumclusterwidenetworkpolicy.cilium.io/demo-host-policy service dependencies. To access Hubble UI, you can use the following command to forward the port of the web frontend to your local machine: kubectl port-forward -n kube-system svc/hubble-ui 12000:80 Open