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* zh-trans:/docs/docs/concepts/workloads/pods/ephemeral-containers.md (#16948) * update zh-trans of define-environment-variable-container.md (#16999) Signed-off-by: Yixiang2019 <wang.yixiang@zte.com.cn> * update chinese docs (#16985) * Fix ordered list (#16988) Signed-off-by: PingWang <wang.ping5@zte.com.cn> update Signed-off-by: PingWang <wang.ping5@zte.com.cn> * zh-trans:/docs/reference/setup-tools/kubeadm/kubeadm-upgrade-phase.md (#16951) Signed-off-by: PingWang <wang.ping5@zte.com.cn> update Signed-off-by: PingWang <wang.ping5@zte.com.cn> update Signed-off-by: PingWang <wang.ping5@zte.com.cn> * Remove redundant symbol and fix some ordered list (#17000) Signed-off-by: PingWang <wang.ping5@zte.com.cn> update Signed-off-by: PingWang <wang.ping5@zte.com.cn> * update-zh-translation/docs/reference/setup-tools/kubeadm/kubeadm-init.md (#16997) * update zh translation kubeadm-reset.md kubeadm-upgrade.md (#16992) * Create kubeadm_join_phase_control-plane-join_all.md (#16987) * Update web-ui-dashboard.md (#16976) * update format problem (#16956) Signed-off-by: PingWang <wang.ping5@zte.com.cn> update Signed-off-by: PingWang <wang.ping5@zte.com.cn> * zh-trans:/docs/docs/concepts/storage/volume-pvc-datasource.md (#17021) * update zh translation /docs/reference/access-authn-authz/webhook.md (#16860) * fix confict update zh translation (#16863) * zh-trans:/docs/concepts/workloads/pods/disruptions.md (#16983) * zh-trans:/docs/concepts/workloads/pods/disruptions.md * Update content/zh/docs/concepts/workloads/pods/disruptions.md Co-Authored-By: Qiming <tengqim@cn.ibm.com> * update zh translation content/zh/docs/reference/command-line-tools-reference/kube-scheduler.md (#17006) * Update RC's link (#16935) Signed-off-by: PingWang <wang.ping5@zte.com.cn> Update Signed-off-by: PingWang <wang.ping5@zte.com.cn> update the style Signed-off-by: PingWang <wang.ping5@zte.com.cn> * Update the links for /zh/docs/setup (#16938) Signed-off-by: PingWang <wang.ping5@zte.com.cn> * zh-trans:/docs/docs/concepts/services-networking/dual-stack.md (#17024) * update zh translation /reference/setup-tools/kubeadm/generated/kubeadm.md (#17036) * update zh tanslation /reference/setup-tools/kubeadm/generated/kubeadm_alpha_kubelet_config_download.md (#17037) * update zh translation -/reference/setup-tools/kubeadm/generated/kubeadm_alpha.md (#17038) * update zh translation /docs/contribute/participating.md (#17040) * Fix cri-o's links to match English docs (#16936) Signed-off-by: PingWang <wang.ping5@zte.com.cn> * update zh translation content/zh/docs/reference/kubectl/jsonpath.md (#16862) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_token_generate.md (#17049) * update Unkown -> Unknown (#17062) * zh-translation:high-availability.md (#16960) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * update Runnning -> Running (#17061) * zh-trans:/docs/docs/concepts/storage/volume-snapshots.md (#17054) * update zh transation /docs/reference/setup-tools/kubeadm/generated/kubeadm_reset.md (#17060) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_token_create.md (#17052) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_token.md (#17055) * update zh translation update-zh-translation-/docs/reference/setup-tools/kubeadm/generated/kubeadm_token_list.md (#17048) * update zh-translation:ha-topology.md (#17099) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * zh-trans /reference/setup-tools/kubeadm/generated/kubeadm_config_images_list.md (#17093) * update zh translation /reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_all.md (#17083) * Add Chinese translation for scheduler-perf-tuning (#17087) Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for scheduler-perf-tuning Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for scheduler-perf-tuning Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for scheduler-perf-tuning Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> * zh trans content/zh/docs/setup/production-environment/tools/kubeadm/control-plane-flags.md (#17121) * update zh trans content/zh/docs/tasks/access-application-cluster/service-access-application-cluster.md (#17122) * zh-translation:content/zh/docs/tasks/administer-cluster/namespaces-walkthrough.md (#17105) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * update-zh-translation-/docs/reference/setup-tools/kubeadm/generated/kubeadm_config_migrate.md (#17091) * update zh trans /docs/setup/learning-environment/minikube.md (#17143) * update zh trans /zh/docs/reference/_index.md (#17146) * update zh trans /docs/tasks/access-application-cluster/port-forward-access-application-cluster.md (#17134) * update zh translation 20191020-update-zh-translation-/docs/contribute/localization.md (#17046) * update zh trans /docs/reference/using-api/client-libraries.md (#17144) * update zh trans /docs/reference/setup-tools/kubeadm/generated/kubeadm_version.md (#17145) * update zh /docs/reference/setup-tools/kubeadm/generated/kubeadm_upgrade_node.md (#17131) * update zh translation /reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_front-proxy-client.md (#17081) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_kubeconfig.md (#17078) * add zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-join_update-status.md (#17076) * update zh trans content/zh/docs/contribute/generate-ref-docs/kubectl.md (#17165) * update zh translation /reference/command-line-tools-reference/kube-proxy.md (#17107) * zh-trans:/docs/docs/concepts/workloads/pods/pod-topology-spread-const… (#16955) * zh-trans:/docs/docs/concepts/workloads/pods/pod-topology-spread-constraints.md * Update pod-topology-spread-constraints.md * zh-trans:/docs/concepts/configuration/scheduling-framework.md (#17088) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_upload-config_kubelet.md (#17079) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_control-plane_apiserver.md (#17077) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-join.md (#17075) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_token_delete.md (#17050) * update zh trans /docs/concepts/overview/working-with-objects/namespaces.md (#17205) * update zh trans /docs/concepts/overview/what-is-kubernetes.md (#17203) * pr_release-1.16_crictl (#17201) * update zh docs/tasks/administer-cluster/dns-debugging-resolution.md (#17186) * update zh trans content/zh/docs/concepts/overview/working-with-objects/field-selectors.md (#17191) * translate configure_upgrade_etcd (#17160) * translate kubeadm_upgrade_apply (#17159) * update zh /docs/tasks/job/coarse-parallel-processing-work-queue.md (#17155) * translate docs/setup/release/version-skew-policy.md to Chinese (#17142) * update zh trans content/zh/docs/tasks/access-application-cluster/create-external-load-balancer.md (#17124) * zh-trans replace the wrong translation (#17103) zh-trans replace the wrong translation * Merged 1.14~1.16 changes (#17117) * zh-trans:/docs/concepts/configuration/assign-pod-node.md (#17129) * update zh trans /docs/contribute/generate-ref-docs/kubernetes-api.md (#17161) * pr_release-1.16_basic-ss (#17169) * Add zh-trans of assign-cpu-resource.md (#17063) Signed-off-by: heqg <he.qingguo@zte.com.cn> Add zh-trans of assign-cpu-resource.md Signed-off-by: heqg <he.qingguo@zte.com.cn> Add zh-trans of assign-cpu-resource.md Signed-off-by: heqg <he.qingguo@zte.com.cn> Add zh-trans of assign-cpu-resource.md Signed-off-by: heqg <he.qingguo@zte.com.cn> Add zh-trans of assign-cpu-resource.md Signed-off-by: heqg <he.qingguo@zte.com.cn> * update zh trans content/zh/docs/concepts/overview/working-with-objects/common-labels.md (#17193) * update zh translation /docs/contribute/intermediate.md (#17041) * zh-trans:docs/setup/production-environment/turnkey/tencent.md (#17207) * pr_release-1.16_mysql-wordpress-pv (#17202) * pr_release-1.16_reconfig-kubelet (#17200) * zh-trans:/docs/docs/concepts/workloads/controllers/jobs-run-completio… (#17020) * zh-trans:/docs/docs/concepts/workloads/controllers/jobs-run-completion.md * Update jobs-run-completion.md * Update jobs-run-completion.md * update zh trans content/zh/docs/concepts/extend-kubernetes/extend-cluster.md (#17212) * update zh trans content/zh/docs/concepts/extend-kubernetes/api-extension/apiserver-aggregation.md (#17213) * add zh trans /docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-prepare_kubeconfig.md (#17220) kubeadm_join_phase_control-plane-prepare_download-certs.md * add zh trans /reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs.md and /reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-prepare.md (#17219) * update zh trans content/zh/docs/concepts/containers/images.md (#17216) * ZH-trans: add _index.md (#17214) * ZH-trans: add _index.md * add _index.md file * add _index.md files * pr_release-1.16_crd-versions (#17198) * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_config_images_pull.md (#17092) * zh-trans /reference/setup-tools/kubeadm/generated/kubeadm_config_images.md (#17094) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_addon_kube-proxy.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_sa.md (#17222) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-prepare_all.md content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-prepare_certs.md (#17221) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_addon_all.md (#17223) * 013 /docs/concepts/services networking/ingress.md (#17185) * x * update zh trans content/zh/docs/concepts/services-networking/ingress.md * zh-trans:/reference/setup-tools/kubeadm/generated/kubeadm_completion.md and kubeadm_config.md (#17097) * add zh trans reference/glossary/pod-lifecycle (#17226) * update zh-translation document (#17096) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * update zh-translation:setup-ha-etcd-with-kubeadm.md (#17098) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * add zh trans /docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_selfhosting.md and /docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_kubelet_config_enable-dynamic.md (#17227) * add zh trans /docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_kubeconfig_user.md and /docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_upload-config_kubeadm.md (#17228) * zh-translation:content/zh/docs/tasks/extend-kubectl/kubectl-plugins.md (#17089) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * update zh translation /docs/reference/setup-tools/kubeadm/generated/kubeadm_join.md (#17080) * update zh translation /reference/setup-tools/kubeadm/generated/kubeadm_config_view.md (#17085) * zh-translation:troubleshooting-kubeadm.md (#17069) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * zh-trans: docs/concepts/scheduling/kube-scheduler.md (#17067) * Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> Add Chinese translation for kube-scheduler Signed-off-by: GeorgeSen <wang.sen2@zte.com.cn> * Update kube-scheduler.md * Add Chinese translation for kube-scheduler * Update kube-scheduler.md * Update kube-scheduler.md * Update kube-scheduler.md * translate pods.md and init-containers.md for branch release-1.16 (#17208) * update zh translation /docs/contribute/start.md (#17039) * zh-translation:2017-10-00-Five-Days-Of-Kubernetes-18.md (#17229) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * translate kubeadm-certs.md (#17090) * update the Illegal comment such as : (<!--、<--) (#17266) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_etcd-ca.md (#17268) * update zh /docs/concepts/architecture/cloud-controller.md (#17263) * update zh 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zh-translation:kubeadm_init_phase_upload-config.md (#17238) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * update zh /docs/concepts/workloads/pods/pod-overview.md (#17239) * update the format of zh translation content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_reset.md content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_upgrade.md content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_upgrade_apply.md content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_upgrade_plan.md content/zh/docs/reference/setup-tools/kubeadm/kubeadm-config.md content/zh/docs/reference/setup-tools/kubeadm/kubeadm-reset.md content/zh/docs/reference/setup-tools/kubeadm/kubeadm-token.md content/zh/docs/reference/setup-tools/kubeadm/kubeadm-upgrade.md (#17248) * Create advanced.md (#17256) * Create advanced.md * trans the advanced.md and fix the build bugs * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_control-plane.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_control-plane_scheduler.md (#17269) * zh-translation:kubelet-integration.md (#17272) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * pr_release-1.16_out-of-resource (#17199) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_front-proxy-ca.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_control-plane_controller-manager.md (#17267) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_etcd-peer.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_kubeconfig_admin.md (#17271) * pr_release-1.16_ext-admission-ctl (#17196) * update zh translation /docs/contribute/advanced.md (#17042) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_apiserver-etcd-client.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_ca.md (#17275) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_config_print.md update zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_config.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_config_print_init-defaults.md (#17282) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated… (#17287) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_etcd.md content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_upload-config_all.md update zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_control-plane.md * Update kubeadm_init_phase_etcd.md * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/… (#17285) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_etcd-server.md content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_kubelet.md update zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_apiserver.md * Update kubeadm_alpha_kubelet.md * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_all.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_addon.md fix-up bad comment kubeadm_alpha_certs_renew.md、kubeadm_alpha_certs_renew_apiserver-etcd-client.md、kubeadm_init_phase_addon_all.md (#17276) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/… (#17281) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_etcd_local.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_config_print_join-defaults.md * Update kubeadm_init_phase_etcd_local.md * zh trans update-daemon-set.md (#16872) * zh trans update-daemon-set.md * Update update-daemon-set.md * managing-tls-in-a-cluster.md (#16874) * update-api-object-kubectl-patch.md (#16875) * improve the zh trans /kubeadm/generated/kubeadm_init_phase_.* 1 (#17295) * improve the zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_config_.* (#17294) * modify the zh translation content/zh/docs/reference/setup-tools/kubea… (#17293) * modify the zh translation content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_.* * Update kubeadm_alpha.md * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_kubeconfig_all.md and content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_preflight.md (#17280) * add zh /docs/reference/glossary/cgroup.md (#17291) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_kubelet_config.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_apiserver-kubelet-client.md (#17288) * improve zh trans of command in /kubeadm/generated/kubeadm_init_phase_.* files (#17297) * improve zh command translation /kubeadm/generated/kubeadm_init_.* files (#17298) * update zh trans in /kubeadm/generated/kubeadm_.* files (#17306) * add zh trans /reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_etcd-healthcheck-client.md、/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_etcd-peer.md、/reference/setup-tools/kubeadm/generated/kubeadm_alpha_kubeconfig.md (#17308) * Improve previously translated documents (#17327) Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * zh-trans: docs/setup/production-environment/turnkey/aws.md (#17320) * Update zh.toml * update zh trans /generated/kubeadm_join_phase_.* files (#17301) * Update zh.toml * add zh /docs/reference/glossary/pod-disruption-budget.md (#17344) * pr_release-1.16_config-aggregation-layer (#17197) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_controller-manager.conf.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_scheduler.conf.md (#17390) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_kubeconfig_scheduler.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-prepare_control-plane.md (#17381) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_apiserver-kubelet-client.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_control-plane-join_mark-control-plane.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_kubelet-start.md (#17380) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_addon_coredns.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_bootstrap-token.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_apiserver.md (#17383) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_certificate-key.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_reset_phase_preflight.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_reset_phase_update-cluster-status.md (#17385) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_admin.conf.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_reset_phase.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_reset_phase_cleanup-node.md (#17387) * add zh trans content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_apiserver-kubelet-client.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_certs_renew_front-proxy-client.md、content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_alpha_selfhosting_pivot.md (#17384) * add zh /docs/reference/glossary/limitrange.md (#17324) * add zh trans content/zh/docs/setup/best-practices/cluster-large.md (#17321) * add zh trans content/zh/docs/setup/best-practices/cluster-large.md * Update cluster-large.md * add zh trans /docs/reference/setup-tools/kubeadm/kubeadm-alpha.md、/do… (#17403) * add zh trans /docs/reference/setup-tools/kubeadm/kubeadm-alpha.md、/docs/reference/setup-tools/kubeadm/generated/kubeadm_join_phase_preflight.md、/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_certs_etcd-server.md * Update kubeadm_init_phase_certs_etcd-server.md * add zh /docs/reference/glossary/cluster-operations.md (#17300) * add zh /docs/reference/glossary/applications.md (#17419) * update zh trans kubelet (#17379) * update zh trans kubelet * update the file according to feedback from reviewer tengqm * update 1000-1757 lines * update the advice zh trans * add zh /docs/reference/glossary/static-pod.md (#17418) * add zh /docs/reference/glossary/preemption.md (#17423) * add zh /docs/reference/glossary/pod-priority.md (#17421) * add zh /docs/reference/glossary/control-plane.md (#17425) * add zh /docs/reference/glossary/cluster-infrastructure.md (#17424) * pr_release-1.16_api-overview (#17444) * pr_release-1.16_daemonset (#17435) * pr_release-1.16_gc (#17445) * pr_release-1.16_qos-class (#17442) * fix QoS Class to QoS 类 (#17464) * pr_release-1.16-abac (#17427) * zh-trans:docs/setup/production-environment/turnkey/alibaba-cloud.md (#17345) * pr_release-1.16_endpoint-slice (#17468) * pr_release-1.16_taint (#17469) * pr_release-1.16_operator-pattern (#17467) * pr_release-1.16_ss (#17433) * pr_release-1.16_admission-controller (#17440) * pr_release-1.16_containerd (#17441) * pr_release-1.16_app-container (#17466) * add zh-trans content/zh/docs/setup/_index.md、content/zh/docs/setup/release/_index.md (#17503) * pr-release-1.16_enabling-endpoint-slices (#17504) * update zh trans content/zh/docs/reference/setup-tools/kubeadm/kubeadm… (#17495) * update zh trans content/zh/docs/reference/setup-tools/kubeadm/kubeadm-upgrade-phase.md、content/zh/docs/reference/setup-tools/kubeadm/kubeadm-init-phase.md * add content/zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_kubeconfig_kubelet.md * pr-release-1.16_logging (#17491) * pr-release-1.16_cri (#17486) * add zh-trans:docs/setup/production-environment/turnkey/azure.md (#17482) * pattern translate into 模式 (#17485) * fix zk affinity description in zh trans (#17393) * pr-release-1.16_ephemeral-container (#17487) * pr-release-1.16_data-plane (#17489) * pr-release-1.16_cncf (#17490) * zh-trans add content\zh\docs\tools\install-minikube.md (#16920) * zh-trans add content\zh\docs\tools\install-minikube.md * zh-trans update content\zh\docs\tools\install-minikube.md * zh-trans update content\zh\docs\tools\install-minikube.md * update \docs\tasks\tools\install-minikube.md * update docs\concepts\workloads\controllers\deployment.md * update deployment.md * pr-release-1.16_extensions (#17492) * pr-release-1.16_toleration (#17493) * Revert "update zh trans content/zh/docs/reference/setup-tools/kubeadm/kubeadm… (#17495)" (#17521) This reverts commit 1134c14e0a39bdc3d1a920ac9797139a6dcccf4b. * motidy extensions in content/zh/docs/reference/glossary/extensions (#17524) * motidy toleration in content/zh/docs/reference/glossary/toleration.md (#17523) * motidy toleration in content/zh/docs/reference/glossary/toleration.md * Update toleration.md * improve zh-trans in content/zh/docs/setup/_index.md (#17526) * add zh-trans /zh/docs/reference/setup-tools/kubeadm/generated/kubeadm_init_phase_kubeconfig_kubelet.md (#17527) * Broken Link (#17546) Issue available at https://kubernetes.io/zh/docs/concepts/containers/runtime-class/ and introduced by original English documentation (see #17543) * Update trans kubeadm_upgrade_plan.md (#17395) * Update kubeadm_upgrade_plan.md * Update kubeadm_upgrade_plan.md * Update kubeadm_upgrade_plan.md * Update kubeadm_upgrade_plan.md * Update kubeadm_upgrade_plan.md * Update kubeadm_upgrade_plan.md * update zh-trans of define-command-argument-container.md (#17022) Signed-off-by: Yixiang2019 <wang.yixiang@zte.com.cn> update zh-trans of define-command-argument-container.md Signed-off-by: Yixiang2019 <wang.yixiang@zte.com.cn> Add back the Original English Signed-off-by: Yixiang2019 <wang.yixiang@zte.com.cn> update title of define-command-argument-container.md Signed-off-by: Yixiang2019 <wang.yixiang@zte.com.cn> update table title and reference Signed-off-by: Yixiang2019 <wang.yixiang@zte.com.cn> update reference of define-command-argument-container.md Signed-off-by: Yixiang2019 <wang.yixiang@zte.com.cn> * ZH-trans: fix multiple jump links and update files (#17603) * ZH-trans: fix multiple jump links and update files * Update _index.html * update zh trans content/zh/docs/reference/setup-tools/kubeadm/kubeadm-init-phase.md (#17528) * update zh trans /doc/concepts/architecture/nodes.md (#17617) * update zh trans content/zh/docs/concepts/architecture/nodes.md * fix-up content/zh/docs/concepts/architecture/nodes.md * add zh-trans /docs/setup/release/notes.md (#17519) * add zh-trans /docs/setup/release/notes.md update-750 * fix-up 1575 line and udpate 2483 line * update to line 2980 * update to the last line 3160 * add zh-trans:docs/setup/production-environment/turnkey/icp.md (#17568) * zh-trans: /docs/setup/production-environment/container-runtimes.md (#17646) * zh-trs:container-runtimes.md Signed-off-by: yuxiaobo <yuxiaobogo@163.com> * Update container-runtimes.md * Translate /docs/concepts/workloads/controllers/ttlafterfinished.md into Chinese (#17791) * Translate /docs/concepts/cluster-administration/cloud-providers.md into Chinese * Translate /docs/concepts/workloads/controllers/ttlafterfinished.md into Chinese * Sorry, wrong commit, roll back... * Translate /docs/concepts/workloads/controllers/ttlafterfinished.md * Translate /docs/concepts/workloads/controllers/ttlafterfinished.md into Chinese * Translate /docs/concepts/workloads/controllers/ttlafterfinished.md into Chinese * Create trans kubeadm_upgrade_diff.md (#17392) * Update kubeadm_upgrade_diff.md * Update kubeadm_upgrade_diff.md * Update kubeadm_upgrade_diff.md * Create _index.md (#17831) * zh-trans zh-trans-/docs/reference/command-line-tools-reference/feature-gates.md (#17658) * Update volume-snapshots.md (#17829) * Update volume-snapshots.md * Update volume-snapshots.md * Update volume-snapshots.md * Create ovirt.md (#17849) * Create ovirt.md * Update ovirt.md * Translate /docs/concepts/cluster-administration/cloud-providers.md into Chinese (#17761) * Translate /docs/concepts/cluster-administration/cloud-providers.md into Chinese * Translate /docs/concepts/workloads/controllers/ttlafterfinished.md into Chinese * Sorry, wrong commit, roll back... * Update translation after tengqm's review. * Update cloud-providers.md * Update dual-stack.md (#17836) * Update dual-stack.md * Update dual-stack.md * Update dual-stack.md * Update dual-stack.md * Create validate-dual-stack.md (#17833) * Create validate-dual-stack.md * Update validate-dual-stack.md * translation content/zh/docs/reference/setup-tools/kubeadm/ kubeadm-join-phase、kubeadm-reset-phase (#17881) * zh-trans content/zh/docs/contribute/generate-ref-docs/contribute-upstream.md (#17882) * Chinese translation /docs/tasks/administer-cluster/highly-available-master.md (#17884) * Chinese translation /docs/tasks/administer-cluster/highly-available-master.md * Apply suggestions from code review Co-Authored-By: Qiming <tengqim@cn.ibm.com> * Fix format issue (#17921) * Create topology-manager.md (#17901) * Create topology-manager.md * Update topology-manager.md * add zh-trans:docs/setup/production-environment/windows/user-guide-windows-containers.md (#17876) * Update pod-overhead.md (#17931) * Update scheduler-perf-tuning.md (#17934) * Create dcos.md (#17932) * Create dcos.md * Update dcos.md * Update object-management.md (#17937) * zh-translation content/zh/docs/setup/production-environment/tools/kops.md (#17991) * Create imperative-config.md (#17956) * Create imperative-config.md * Update imperative-config.md * Create self-hosting.md (#17950) * Create resource-bin-packing.md (#17935) * Create nodelocaldns.md (#17938) * Update config.toml(release-1.16) for 1.17 (#18025) * Update config.toml(release-1.16) for 1.17 * Update config.toml * Remove ru language * Update the conflict and merge the two commits * add nginx-deployment.yaml file Co-authored-by: ZhongliangXiong <xiong.zhongliang@zte.com.cn> Co-authored-by: Yixiang Wang <wang.yixiang@zte.com.cn> Co-authored-by: li mengyang <hwdef97@gmail.com> Co-authored-by: PingWang <wang.ping5@zte.com.cn> Co-authored-by: chentanjun <tanjunchen20@gmail.com> Co-authored-by: Sophy417 <53026875+Sophy417@users.noreply.github.com> Co-authored-by: zhangx501 <zhang0000xun@gmail.com> Co-authored-by: Qiming <tengqim@cn.ibm.com> Co-authored-by: yuxiaobo96 <41496192+yuxiaobo96@users.noreply.github.com> Co-authored-by: senwang <wang.sen2@zte.com.cn> Co-authored-by: lichuqiang <lichuqiang@huawei.com> Co-authored-by: lpf7551321 <liupengfei20@huawei.com> Co-authored-by: Hongcai Ren <renhongcai@huawei.com> Co-authored-by: jiajie <jiaj12@chinaunicom.cn> Co-authored-by: heqg <56527988+heqg@users.noreply.github.com> Co-authored-by: IreneByron <zhangbingqing7@huawei.com> Co-authored-by: Wang Bing <wangbing.adam@gmail.com> Co-authored-by: Damini Satya <daminisatya@gmail.com> Co-authored-by: liufangwai <liufangwai@huawei.com> Co-authored-by: wangcong <congfairy2536@gmail.com> Co-authored-by: XuefeiWang2 <wangxuefei2@huawei.com> Co-authored-by: Kubernetes Prow Robot <k8s-ci-robot@users.noreply.github.com> Co-authored-by: Ziqiu Zhu <zzqshu@126.com> Co-authored-by: ten2ton <50288981+ten2ton@users.noreply.github.com> Co-authored-by: Oleg Butuzov <butuzov@users.noreply.github.com> Co-authored-by: jiazxjason <52809535+jiazxjason@users.noreply.github.com> Co-authored-by: Coffey Gao <coffiney@qq.com> Co-authored-by: Bingshen Wang <bingshen.wbs@alibaba-inc.com>
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158 lines
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---
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reviewers:
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- bowei
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- zihongz
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title: 在 Kubernetes 集群中使用 NodeLocal DNSCache
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content_template: templates/task
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---
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<!--
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---
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reviewers:
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- bowei
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- zihongz
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title: Using NodeLocal DNSCache in Kubernetes clusters
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content_template: templates/task
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---
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-->
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{{% capture overview %}}
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<!--
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This page provides an overview of NodeLocal DNSCache feature in Kubernetes.
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-->
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本页概述了 Kubernetes 中的 NodeLocal DNSCache 功能。
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{{% /capture %}}
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{{% capture prerequisites %}}
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{{< include "task-tutorial-prereqs.md" >}} {{< version-check >}}
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{{% /capture %}}
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{{% capture steps %}}
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<!--
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## Introduction
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-->
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## 引言
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<!--
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NodeLocal DNSCache improves Cluster DNS performance by running a dns caching agent on cluster nodes as a DaemonSet. In today's architecture, Pods in ClusterFirst DNS mode reach out to a kube-dns serviceIP for DNS queries. This is translated to a kube-dns/CoreDNS endpoint via iptables rules added by kube-proxy. With this new architecture, Pods will reach out to the dns caching agent running on the same node, thereby avoiding iptables DNAT rules and connection tracking. The local caching agent will query kube-dns service for cache misses of cluster hostnames(cluster.local suffix by default).
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-->
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NodeLocal DNSCache 通过在集群节点上作为 DaemonSet 运行 dns 缓存代理来提高集群 DNS 性能。
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在当今的体系结构中,处于 ClusterFirst DNS 模式的 Pod 可以连接到 kube-dns serviceIP 进行 DNS 查询。
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通过 kube-proxy 添加的 iptables 规则将其转换为 kube-dns/CoreDNS 端点。
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借助这种新架构,Pods 将可以访问在同一节点上运行的 dns 缓存代理,从而避免了 iptables DNAT 规则和连接跟踪。
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本地缓存代理将查询 kube-dns 服务以获取集群主机名的缓存缺失(默认为 cluster.local 后缀)。
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<!--
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## Motivation
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-->
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## 动机
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<!--
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* With the current DNS architecture, it is possible that Pods with the highest DNS QPS have to reach out to a different node, if there is no local kube-dns/CoreDNS instance.
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Having a local cache will help improve the latency in such scenarios.
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-->
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* 使用当前的 DNS 体系结构,如果没有本地 kube-dns/CoreDNS 实例,则具有最高 DNS QPS 的 Pod 可能必须延伸到另一个节点。
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在这种脚本下,拥有本地缓存将有助于改善延迟。
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* Skipping iptables DNAT and connection tracking will help reduce [conntrack races](https://github.com/kubernetes/kubernetes/issues/56903) and avoid UDP DNS entries filling up conntrack table.
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-->
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* 跳过 iptables DNAT 和连接跟踪将有助于减少 [conntrack 竞争](https://github.com/kubernetes/kubernetes/issues/56903)并避免 UDP DNS 条目填满 conntrack 表。
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* Connections from local caching agent to kube-dns servie can be upgraded to TCP. TCP conntrack entries will be removed on connection close in contrast with UDP entries that have to timeout ([default](https://www.kernel.org/doc/Documentation/networking/nf_conntrack-sysctl.txt) `nf_conntrack_udp_timeout` is 30 seconds)
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-->
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* 从本地缓存代理到 kube-dns 服务的连接可以升级到 TCP 。
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TCP conntrack 条目将在连接关闭时被删除,相反 UDP 条目必须超时([默认](https://www.kernel.org/doc/Documentation/networking/nf_conntrack-sysctl.txt) `nf_conntrack_udp_timeout` 是 30 秒)
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* Upgrading DNS queries from UDP to TCP would reduce tail latency attributed to dropped UDP packets and DNS timeouts usually up to 30s (3 retries + 10s timeout). Since the nodelocal cache listens for UDP DNS queries, applications don't need to be changed.
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-->
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* 将 DNS 查询从 UDP 升级到 TCP 将减少归因于丢弃的 UDP 数据包和 DNS 超时的尾部等待时间,通常长达 30 秒(3 次重试+ 10 秒超时)。
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* Metrics & visibility into dns requests at a node level.
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-->
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* 在节点级别对 dns 请求的度量和可见性。
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* Negative caching can be re-enabled, thereby reducing number of queries to kube-dns service.
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-->
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* 可以重新启用负缓存,从而减少对 kube-dns 服务的查询数量。
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<!--
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## Architecture Diagram
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-->
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## 架构图
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<!--
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This is the path followed by DNS Queries after NodeLocal DNSCache is enabled:
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-->
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启用 NodeLocal DNSCache 之后,这是 DNS 查询所遵循的路径:
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<!--
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{{< figure src="/images/docs/nodelocaldns.jpg" alt="NodeLocal DNSCache flow" title="Nodelocal DNSCache flow" caption="This image shows how NodeLocal DNSCache handles DNS queries." >}}
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-->
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{{< figure src="/images/docs/nodelocaldns.jpg" alt="NodeLocal DNSCache 流" title="Nodelocal DNSCache 流" caption="此图显示了 NodeLocal DNSCache 如何处理 DNS 查询。" >}}
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<!--
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## Configuration
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-->
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## 配置
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<!--
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This feature can be enabled using the command:
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-->
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可以使用以下命令启用此功能:
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`KUBE_ENABLE_NODELOCAL_DNS=true go run hack/e2e.go -v --up`
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<!--
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This works for e2e clusters created on GCE. On all other environments, the following steps will setup NodeLocal DNSCache:
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-->
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这适用于在 GCE 上创建 e2e 集群。
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在所有其他环境上,以下步骤将设置 NodeLocal DNSCache :
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<!--
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* A yaml similar to [this](https://github.com/kubernetes/kubernetes/blob/master/cluster/addons/dns/nodelocaldns/nodelocaldns.yaml) can be applied using `kubectl create -f` command.
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-->
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* 可以使用 `kubectl create -f` 命令应用类似于[这个](https://github.com/kubernetes/kubernetes/blob/master/cluster/addons/dns/nodelocaldns/nodelocaldns.yaml)的 Yaml 。
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<!--
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* --cluster-dns flag to kubelet needs to be modified to use the LOCAL_DNS IP that NodeLocal DNSCache is listening on (169.254.20.10 by default)
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-->
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* 需要修改 kubelet 的 --cluster-dns 标志以使用 NodeLocal DNSCache 正在侦听的 LOCAL_DNS IP(默认为 169.254.20.10 )
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<!--
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Once enabled, node-local-dns Pods will run in the kube-system namespace on each of the cluster nodes. This Pod runs [CoreDNS](https://github.com/coredns/coredns) in cache mode, so all CoreDNS metrics exposed by the different plugins will be available on a per-node basis.
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-->
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启用后,node-local-dns Pods 将在每个集群节点上的 kube-system 名称空间中运行。
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此 Pod 在缓存模式下运行 [CoreDNS](https://github.com/coredns/coredns) ,因此每个节点都可以使用不同插件公开的所有 CoreDNS 指标。
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<!--
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### Feature availability
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-->
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### 功能可用性
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<!--
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The addon can be applied using the yaml specified above in any k8s version. The feature support is as described:
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-->
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可以在任何 K8s 版本中使用上面指定的 yaml 应用该插件。
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功能支持如下所述:
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<!--
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| k8s version | Feature support |
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| :---------: |:-----------:|
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| 1.15 | Beta(Not enabled by default) |
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| 1.13 | Alpha(Not enabled by default) |
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-->
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| k8s 版本 | 功能支持 |
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| :---------: |:-----------:|
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| 1.15 | Beta(默认情况下未启用) |
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| 1.13 | Alpha(默认情况下未启用) |
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{{% /capture %}}
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