{"id":43735,"date":"2023-01-01T05:31:20","date_gmt":"2023-02-03T21:56:20","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/kubernetes-1-15-sig-instrumentation%e7%9a%84%e6%9b%b4%e6%94%b9%e5%86%85%e5%ae%b9%ef%bc%9a\/"},"modified":"2024-04-29T07:55:04","modified_gmt":"2024-04-28T23:55:04","slug":"kubernetes-1-15-sig-instrumentation%e7%9a%84%e6%9b%b4%e6%94%b9%e5%86%85%e5%ae%b9%ef%bc%9a","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/kubernetes-1-15-sig-instrumentation%e7%9a%84%e6%9b%b4%e6%94%b9%e5%86%85%e5%ae%b9%ef%bc%9a\/","title":{"rendered":"Kubernetes 1.15: SIG Instrumentation\u7684\u66f4\u6539\u5185\u5bb9\uff1a"},"content":{"rendered":"<h1>Kubernetes 1.15\uff1aSIG Instrumentation \u7684\u53d8\u66f4\u5185\u5bb9<\/h1>\n<h2>\u9996\u5148<\/h2>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u6574\u7406\u4e86SIG Instrumentation\u5728Kubernetes 1.15\u7684\u53d8\u66f4\u65e5\u5fd7\u3002<\/p>\n<p>\u7531\u4e8e SIG Instrumentation \u7684\u7248\u672c v1.15 \u6ca1\u6709\u5bf9\u4ee5\u4e0b\u4e3b\u9898\u8fdb\u884c\u4efb\u4f55\u66f4\u6539\uff0c\u6240\u4ee5\u7701\u7565\u4e86\u8be6\u7ec6\u8bf4\u660e\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4e3b\u306a\u5909\u66f4\u70b9(1.15 What\u2019s New)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u65e2\u77e5\u306e\u554f\u984c (Known Issues)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u6642\u306e\u6ce8\u610f\u70b9 (Urgent Upgrade Notes)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5ec3\u6b62\u53ca\u3073\u524a\u9664\u3055\u308c\u308b\u6a5f\u80fd (Deprecations and Removals)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6ce8\u76ee\u6a5f\u80fd (Notable Features)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">API \u306e\u5909\u66f4 (API Changes)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u4f9d\u5b58\u95a2\u4fc2 (Dependencies)<\/ul>\n<p>\u7531\u4e8e\u8fd9\u6b21 SIG Instrumentation \u7684\u72ec\u7acb\u53d8\u66f4\u8c03\u67e5\u662f\u9996\u6b21\uff0c\u56e0\u6b64\u6211\u4eec\u4e5f\u4f1a\u4ecb\u7ecd\u4e0e\u672c\u6b21\u53d1\u5e03\u76f8\u5173\u7684 SIG Instrumentation \u7684 KEP\u3002<br \/>\n\u6839\u636e\u4ee5\u4e0b KEP \u4e2d\u63d0\u51fa\u7684 Kubernetes Metrics Overhaul\uff0c\u5df2\u5728 v1.14 \u4e2d\u8fdb\u884c\u4e86\u6307\u6807\u4fee\u6b63\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">KEP Kubernetes Metrics Overhaul<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b4\u30fc\u30eb<\/ul>\n<\/li>\n<\/ul>\n<p>Prometheus\u3084\u4ed6\u306e\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306b\u5408\u308f\u305b\u3066\u4e00\u8cab\u6027\u306e\u3042\u308b\u540d\u524d\u3068\u9ad8\u54c1\u8cea\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068<br \/>\n\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u76f4\u63a5\u7684\u306a\u7d50\u5408\u3092\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u3001\u4e00\u8cab\u3057\u305f\u30e9\u30d9\u30eb\u540d\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068<\/p>\n<p>\u5728v1.15\u7248\u672c\u4e2d\uff0c\u4ecd\u7136\u8fdb\u884c\u4e86\u5355\u4f4d\u4fee\u6b63\u7b49\u5de5\u4f5c\uff0c\u5e76\u5c06\u6839\u636eSIG-Instrumentation\u548cPrometheus\u7684\u6307\u5357\u7ee7\u7eed\u6539\u8fdb\u6307\u6807\u3002<\/p>\n<h2>\u5ea6\u91cf\u8861\u7684\u6539\u53d8<\/h2>\n<h3>\u6dfb\u52a0\u7684\u5ea6\u91cf<\/h3>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kube-proxy] kube-proxy \u304c\u30d7\u30ed\u30ad\u30b7\u30fc\u30eb\u30fc\u30eb\u3092\u9069\u7528\u3057\u305f\u6700\u5f8c\u306e\u6642\u9593\u3092\u8a18\u9332\u3059\u308b\u30e1\u30c8\u30ea\u30af\u30b9\u3067\u3042\u308b kubeproxy_sync_proxy_rules_last_timestamp_seconds \u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f (#74027, @squeed)<\/ul>\n<\/li>\n<\/ul>\n<p>\u305d\u306e\u4ed6\u306b\u3082\u4ee5\u4e0b\u306e kubeproxy_sync_proxy_rules_* \u30e1\u30c8\u30ea\u30af\u30b9\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059<br \/>\nkubeproxy_sync_proxy_rules_endpoint_changes_pending<br \/>\nkubeproxy_sync_proxy_rules_endpoint_changes_total<br \/>\nkubeproxy_sync_proxy_rules_service_changes_pending<br \/>\nkubeproxy_sync_proxy_rules_service_changes_total<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kubelet] process_start_time_seconds \u30e1\u30c8\u30ea\u30af\u30b9\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f (#77975, @logicalhan)<\/ul>\n<\/li>\n<\/ul>\n<p>\u3053\u308c\u306f\u540d\u524d\u306e\u901a\u308a kubelet \u81ea\u8eab\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u8d77\u52d5\u3057\u305f\u6642\u9593\u3068\u306a\u308a\u307e\u3059<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[scheduler] scheduler \u306e queue \u3054\u3068\u306b Pending \u30b9\u30c6\u30fc\u30bf\u30b9\u306e Pod \u6570\u3092\u8a18\u9332\u3059\u308b scheduler_pending_pods \u30e1\u30c8\u30ea\u30af\u30b9\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f (#75501, @Huang-Wei)<\/ul>\n<\/li>\n<\/ul>\n<p>\u30af\u30e9\u30b9\u30bf\u30fc\u306e\u5168\u4f53\u7684\u306a\u72b6\u614b\u3092\u77e5\u308b\u305f\u3081\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3001\u3061\u306a\u307f\u306b\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\u6e08\u306e Pod \u306f scheduler_schedule_attempts_total{result=&#8221;scheduled&#8221;} \u306e\u30e1\u30c8\u30ea\u30af\u30b9\u3067\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul class=\"post-ul\">[kubelet] kubelet_volume_stats_* \u30e1\u30c8\u30ea\u30af\u30b9\u306b CSI \u30dc\u30ea\u30e5\u30fc\u30e0\u306e\u60c5\u5831\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f (#76188, @humblec)<\/ul>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kube-controller-manager, kubelet] \u30b9\u30c8\u30ec\u30fc\u30b8\u64cd\u4f5c\u306e\u6210\u529f\u3068\u5931\u6557\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u8a18\u9332\u3059\u308b storage_operation_status_count \u30e1\u30c8\u30ea\u30af\u30b9\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f (#75750, @msau42)<\/ul>\n<\/li>\n<\/ul>\n<p>\u5408\u308f\u305b\u3066 storage_operation_duration_seconds \u30e1\u30c8\u30ea\u30af\u30b9\uff08Histogram\uff09\u306e\u30d0\u30b1\u30c3\u30c8\u7bc4\u56f2\u304c\u3001\u6700\u592750\u79d2\u3060\u3063\u305f\u3082\u306e\u304b\u3089600\u79d2\u307e\u3067\u62e1\u5f35\u3055\u308c\u3066\u3044\u307e\u3059<\/p>\n<h3>\u5f03\u7528\/\u4fee\u6539\u7684\u5ea6\u91cf\u6307\u6807<\/h3>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kubelet] Probe \u30e1\u30c8\u30ea\u30af\u30b9\u304c Gauge \u30bf\u30a4\u30d7\u304b\u3089 Counter \u30bf\u30a4\u30d7\u306b\u5909\u66f4\u3068\u306a\u3063\u305f\u305f\u3081\u3001 \u30e1\u30c8\u30ea\u30af\u30b9\u540d\u3082 prober_probe_result \u304b\u3089 prober_probe_total \u306b\u5909\u66f4\u3068\u306a\u308a\u307e\u3057\u305f (#76074, @danielqsj)<\/ul>\n<\/li>\n<\/ul>\n<p>\u5909\u66f4\u306b\u306a\u3063\u305f\u305f\u3081 prober_probe_result \u306f\u5229\u7528\u3067\u304d\u307e\u305b\u3093<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kube-apiserver] transformation_failures_total \u30e1\u30c8\u30ea\u30af\u30b9\u304c\u975e\u63a8\u5968\u3068\u306a\u308a\u5c06\u6765\u306e\u30ea\u30ea\u30fc\u30b9\u3067\u524a\u9664\u3055\u308c\u308b\u305f\u3081\u3001transformation_operation_total \u306e\u5229\u7528\u304c\u63a8\u5968\u3068\u306a\u308a\u307e\u3057\u305f\u3002 (#70715, @immutableT)<\/ul>\n<\/li>\n<\/ul>\n<p>KMS Provider \u306e\u5909\u63db\u51e6\u7406\u3092\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u30e2\u30c1\u30d9\u30fc\u30b7\u30e7\u30f3\u306e\u3088\u3046\u3067\u3059<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kubelet] storage_operation_duration_seconds \u30e1\u30c8\u30ea\u30af\u30b9\u306b\u306f\u6f5c\u5728\u7684\u306a\u554f\u984c\u304c\u3042\u3063\u305f\u305f\u3081\u3001\u30dc\u30ea\u30e5\u30fc\u30e0\u306e\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3068\u524a\u9664\u3092\u542b\u3093\u3060 volume_operation_total_seconds \u30e1\u30c8\u30ea\u30af\u30b9\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3002storage_operation_duration_seconds \u30e1\u30c8\u30ea\u30af\u30b9\u306b\u5909\u66f4\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u4ee5\u4e0b\u306e\u554f\u984c\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002 (#78061, @yuxiangqian)<\/ul>\n<\/li>\n<\/ul>\n<p>1. External Provisioner \/ Deleter \u306b\u3088\u3063\u3066\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\/\u524a\u9664\u3055\u308c\u305f\u30dc\u30ea\u30e5\u30fc\u30e0\u306e\u5834\u5408\u3001 storage_operation_duration_seconds \u30e1\u30c8\u30ea\u30af\u30b9\u306b External Provisioner \/ Deleter \u306e\u64cd\u4f5c\u6642\u9593\u306f\u542b\u307e\u308c\u307e\u305b\u3093\uff08\u4e8b\u5b9f\u4e0a0\u79d2\u306b\u8fd1\u3044\u6570\u5024\u3068\u306a\u308a\u307e\u3059\uff09\u3002\u3053\u308c\u306f volume_operation_total_seconds \u3067\u4fee\u6b63\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n2. \u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3084\u524a\u9664\u306e\u51e6\u7406\u4e2d\u306b\u4e00\u6642\u7684\u306a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001\u4f8b\u3048\u3070 deleteVolume \u304c\u547c\u3073\u51fa\u3055\u308c\u3066\u3044\u308b\u9593\u306b\u30dc\u30ea\u30e5\u30fc\u30e0\u304c\u307e\u3060\u4f7f\u7528\u4e2d\u3060\u3068 storage_operation_duration_seconds \u30e1\u30c8\u30ea\u30af\u30b9\u306f\u30dc\u30ea\u30e5\u30fc\u30e0\u304c\u524a\u9664\u3055\u308c\u308b\u307e\u3067\u5f85\u3061\u307e\u305b\u3093\u3002\u3053\u308c\u3082 volume_operation_total_seconds \u30e1\u30c8\u30ea\u30af\u30b9\u3067\u4fee\u6b63\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3053\u306e\u5909\u66f4\u306e\u6f5c\u5728\u7684\u306a\u5f71\u97ff\u3068\u3057\u3066\u30a2\u30e9\u30fc\u30c8\u3084 SLO \u3067\u4f7f\u7528\u3057\u3066\u3044\u308b\u30e1\u30c8\u30ea\u30af\u30b9\u3092 storage_operation_duration_seconds \u304b\u3089 volume_operation_total_seconds \u306b\u4fee\u6b63\u3059\u308b\u3068\u3001\u4ee5\u524d\u3088\u308a\u6b63\u78ba\u306a\u6570\u5024\u3067\u5024\u3082\u5927\u304d\u304f\u306a\u308b\u305f\u3081\u3001\u95be\u5024\u3092\u8d85\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kube-apiserver] \u30df\u30ea\u79d2\u3067\u306f\u306a\u304f\u79d2\u306e\u5358\u4f4d\u306b\u306a\u3063\u3066\u3044\u305f\u305f\u3081\u3001*_admission_latencies_milliseconds_summary \u3068 *_admission_latencies_milliseconds \u30e1\u30c8\u30ea\u30af\u30b9\u306f\u3001*_admission_duration_seconds \u3068 *_admission_duration_seconds_summary \u306b\u5909\u66f4\u3068\u306a\u308a\u307e\u3057\u305f (#75279, @danielqsj)<\/ul>\n<\/li>\n<\/ul>\n<p>\u3053\u308c\u306f\u547d\u540d\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u9055\u53cd\u306e\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3057\u305f<\/p>\n<p>\u3053\u308c\u306f SIG-Instrumentation \u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u306a\u304f\u3001Prometheus \u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e must have a single unit \u3067\u3059<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[kube-apiserver] Admission \u30e1\u30c8\u30ea\u30af\u30b9 *_admission_duration_seconds \u306e Histogram \u30d0\u30b1\u30c3\u30c8\u306e\u7bc4\u56f2\u304c 5\u30df\u30ea\u79d2 \u301c 2.5\u79d2 \u306e\u7bc4\u56f2\u306b\u4fee\u6b63\u3055\u308c\u307e\u3057\u305f (#78608, @jpbetz)<\/ul>\n<\/li>\n<\/ul>\n<p>\u30df\u30ea\u79d2\u304b\u3089\u79d2\u306b\u4fee\u6b63\u3057\u305f\u6642\u30016\u6841\u307b\u3069\u305a\u308c\u3066\u3044\u305f\u307f\u305f\u3044\u3067\u3059<\/p>\n<ul class=\"post-ul\">[cloud-providers\/azure] \u4e0d\u6b63\u78ba\u306a Azure \u306e\u30e1\u30c8\u30ea\u30af\u30b9\u304c\u4fee\u6b63\u3055\u308c\u307e\u3057\u305f (#77722, @andyzhangx)<\/ul>\n<h2>\u5176\u4ed6\u503c\u5f97\u6ce8\u610f\u7684\u53d8\u5316<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">[metrics-server addon] \u512a\u5148\u7684\u306b IP addresses \u3092\u4f7f\u3063\u3066\u30ce\u30fc\u30c9\u3078\u63a5\u7d9a\u3059\u308b\u3088\u3046\u306b\u623b\u3057\u307e\u3057\u305f (#76819, @serathius)<\/ul>\n<\/li>\n<\/ul>\n<p>metrtics-server v0.3 \u3067\u5909\u66f4\u3055\u308c\u305f\u6a5f\u80fd\u306b\u3088\u308a\u3001IP \u30a2\u30c9\u30ec\u30b9\u3088\u308a DNS \u304c\u512a\u5148\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u4e00\u90e8\u306e\u30c6\u30b9\u30c8\u306a\u3069\u3067 DNS \u3078\u306e\u4f9d\u5b58\u304c\u5897\u3048\u305f\u306e\u3067\u3001\u5f15\u6570\u306e\u5909\u66f4\u3067\u3082\u3068\u306e\u6319\u52d5\u306b\u623b\u3057\u305f\u3088\u3046\u3067\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Pod \u306b\u5b9f\u884c\u4e2d\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u3042\u308b\u5834\u5408\u3001containerd \u3084 cri-o \u306a\u3069\u306e CRI \u30e9\u30f3\u30bf\u30a4\u30e0\u306b\u3064\u3044\u3066\u306f\u3001 kubelet \u306e Stats \u304b\u3089\u4ee5\u524d\u306b\u7d42\u4e86\u3057\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e Stats \u3092\u8868\u793a\u3057\u306a\u3044\u3088\u3046\u306b\u4fee\u6b63\u3057\u307e\u3057\u305f\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3053\u306e\u4fee\u6b63\u306b\u3088\u308a Docker \u3092\u5229\u7528\u3057\u305f\u6642\u306e\u6319\u52d5\u3068\u4e00\u8cab\u6027\u304c\u4fdd\u305f\u308c\u3001\u540c\u3058 Pod \u306b\u8907\u6570\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e Stats \u304c\u3042\u308b\u5834\u5408\u306b\u4e00\u90e8\u306e\u30b3\u30f3\u30c6\u30ca\u306e Prometheus \u30e1\u30c8\u30ea\u30af\u30b9\u304c\u6a5f\u80fd\u3057\u306a\u304f\u306a\u308b\u3068\u3044\u3046\u554f\u984c\u304c\u4fee\u6b63\u3055\u308c\u307e\u3057\u305f (#77426, @Random-Liu)<\/ul>\n<\/li>\n<\/ul>\n<p>\u3053\u3053\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u306f Pod \u306e\u5b9f\u4f53\u306e\u3053\u3068\u3092\u6307\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3053\u306e\u73fe\u8c61\u306f\u77ed\u3044\u671f\u9593\u3067\u518d\u4f5c\u6210\u3055\u308c\u308b\u3068\u540c\u3058\u540d\u524d\u7a7a\u9593\u3068\u540d\u524d\u3092\u3082\u3064 Pod \u304c\u4f5c\u6210\u3055\u308c\u767a\u751f\u3059\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<h2>So\u611f<\/h2>\n<p>\u867d\u7136\u4e0d\u50cfv1.14\u90a3\u6837\uff0c\u4f46v1.15\u4e2d\u4e5f\u6709\u4e00\u4e9b\u6307\u6807\u7684\u6dfb\u52a0\u548c\u66f4\u6539\uff0c\u6240\u4ee5\u6700\u597d\u5bf9\u8b66\u62a5\u548cSLO\u7684\u6307\u6807\u8fdb\u884c\u76d8\u70b9\u3002<br \/>\n\u53e6\u5916\uff0c\u76ee\u524d\u6765\u770b\uff0c\u4e0d\u4ec5\u9488\u5bf9Kubernetes\uff0c\u800c\u4e14\u5bf9\u4e8ePrometheus\u7684\u6307\u6807\u6307\u5357\u4e5f\u662f\u7531\u5ba1\u67e5\u6765\u4fdd\u62a4\u7684\uff0c\u6240\u4ee5\u5982\u679c\u80fd\u5728OpenMetrics\u7b49\u673a\u5236\u4e2d\u8ba8\u8bba\u901a\u8fc7\u5de5\u5177\u548c\u89c4\u8303\u6765\u68c0\u6d4b\u548c\u4fee\u590d\u95ee\u9898\uff0c\u8fd9\u5c06\u4ee4\u4eba\u6b23\u559c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kubernetes 1.15\uff1aSIG Instrumentation \u7684\u53d8\u66f4\u5185\u5bb9 \u9996\u5148 \u5728\u8fd9\u91cc\uff0c\u6211\u6574\u7406\u4e86SI [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-43735","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized 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