Menjalankan KSM dengan operator Kubernetes memungkinkan Anda melakukan hal berikut:
Pantau status resource kustom secara real time di stack pengamatan yang kompatibel dengan Prometheus, bersama dengan metrik AlloyDB Omni.
Buat dasbor dan pemberitahuan berdasarkan metrik resource kustom untuk
visibilitas operasional yang lebih baik dan deteksi masalah secara proaktif.
Untuk mengetahui informasi selengkapnya tentang kube-state-metrics, lihat
Ringkasan.
Untuk mempelajari cara kube-state-metrics memantau resource kustom Kubernetes, lihat
Metrik Status Resource Kustom.
Cara kerja resource kustom operator AlloyDB Omni Kubernetes
Secara default, metrik resource kustom tidak diaktifkan. Anda dapat mengaktifkan metrik resource kustom menggunakan diagram Helm operator AlloyDB Omni Kubernetes. Saat Anda mengaktifkan metrik resource kustom, deployment KSM dibuat dengan configmap yang menentukan metrik resource kustom dan layanan jenis ClusterIP untuk mengekspos endpoint metrik deployment KSM. Pengumpul
Prometheus
dapat mengumpulkan metrik, dan Anda dapat memvisualisasikan metrik ini dengan
metrik AlloyDB Omni lainnya. Untuk mengetahui informasi selengkapnya, lihat
Metrik resource kustom untuk operator Kubernetes AlloyDB Omni.
Sebelum memulai
Pastikan Anda memiliki:
Pengumpul metrik yang kompatibel dengan Prometheus yang berjalan di cluster Kubernetes Anda.
Akses ke image kube-state-metrics yang dihosting di
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.14.0. Anda dapat
mengambil image terlebih dahulu ke registry pribadi Anda.
Pengelola paket helm.
Anda menjalankan perintah Helm di terminal command line Linux.
Menginstal operator Kubernetes dengan metrik resource kustom diaktifkan
Anda menggunakan variabel berikut dalam diagram Helm operator Kubernetes AlloyDB Omni
untuk mengontrol penginstalan dan penghapusan metrik resource kustom:
Variabel
Jenis
Deskripsi
Default
crdMetrics.enabled
Boolean (benar/salah)
Mengaktifkan dan menonaktifkan metrik resource kustom
Jika Anda telah menarik image KSM publik di
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.14.0 ke
registri pribadi, lewati langkah ini dan lanjutkan ke langkah berikutnya. Jika tidak, instal operator AlloyDB Omni Kubernetes dengan metrik resource kustom, lalu lanjutkan ke langkah terakhir dalam prosedur ini.
Penginstalan yang berhasil akan menampilkan output berikut:
NAME: alloydbomni-operator
LAST DEPLOYED: CURRENT_TIMESTAMP
NAMESPACE: alloydb-omni-system
STATUS: deployed
REVISION: 1
TEST SUITE: None
Bersihkan penginstalan dengan menghapus file penginstalan operator Kubernetes AlloyDB Omni yang didownload. File ini diberi nama
alloydbomni-operator-VERSION_NUMBER.tgz, dan berada di direktori kerja
Anda saat ini.
Mengaktifkan metrik resource kustom di operator Kubernetes yang ada
Jika sudah menginstal AlloyDB Omni Kubernetes operator versi 1.3.0 (atau yang lebih baru), Anda dapat mengaktifkan metrik resource kustom dengan mengupgrade operator yang ada.
Buka terminal command line Linux.
Temukan versi operator Kubernetes AlloyDB Omni saat ini dan tentukan variabel lingkungan dengan menjalankan perintah berikut:
Upgrade operator AlloyDB Omni Kubernetes dengan menjalankan perintah berikut, lalu lanjutkan ke langkah terakhir dalam prosedur ini. Jika Anda telah menarik sebelumnya
image KSM publik di
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.14.0 ke
registry pribadi Anda, lewati langkah ini dan langsung lanjutkan ke langkah berikutnya.
[[["Mudah dipahami","easyToUnderstand","thumb-up"],["Memecahkan masalah saya","solvedMyProblem","thumb-up"],["Lainnya","otherUp","thumb-up"]],[["Sulit dipahami","hardToUnderstand","thumb-down"],["Informasi atau kode contoh salah","incorrectInformationOrSampleCode","thumb-down"],["Informasi/contoh yang saya butuhkan tidak ada","missingTheInformationSamplesINeed","thumb-down"],["Masalah terjemahan","translationIssue","thumb-down"],["Lainnya","otherDown","thumb-down"]],["Terakhir diperbarui pada 2025-09-04 UTC."],[],[],null,["# Monitor AlloyDB Omni Kubernetes operator custom resources\n\nSelect a documentation version: 15.12.0keyboard_arrow_down\n\n- [Current (16.8.0)](/alloydb/omni/current/docs/monitor-kubernetes-operator-custom-resources)\n- [16.8.0](/alloydb/omni/16.8.0/docs/monitor-kubernetes-operator-custom-resources)\n- [16.3.0](/alloydb/omni/16.3.0/docs/monitor-kubernetes-operator-custom-resources)\n- [15.12.0](/alloydb/omni/15.12.0/docs/monitor-kubernetes-operator-custom-resources)\n- [15.7.1](/alloydb/omni/15.7.1/docs/monitor-kubernetes-operator-custom-resources)\n- [15.7.0](/alloydb/omni/15.7.0/docs/monitor-kubernetes-operator-custom-resources)\n\n\u003cbr /\u003e\n\nThis page describes how to monitor the status of AlloyDB Omni Kubernetes operator custom resources using [kube-state-metrics](https://kubernetes.io/docs/concepts/cluster-administration/kube-state-metrics/) (KSM).\n\n\u003cbr /\u003e\n\n| **Note:** These metrics are only available on AlloyDB Omni Kubernetes operator version 1.3.0 and later.\n\nRunning KSM with the Kubernetes operator lets you do the following:\n\n- Monitor custom resource status in real time on your Prometheus-compatible observability stack, together with [AlloyDB Omni metrics](/alloydb/omni/15.12.0/docs/reference/omni-metrics).\n- Build dashboards and alerts on top of the custom resource metrics for better operational visibility and proactive issue detection.\n\nFor more information about kube-state-metrics, see\n[Overview](https://github.com/kubernetes/kube-state-metrics/tree/main?tab=readme-ov-file#overview).\nTo learn how kube-state-metrics monitors Kubernetes custom resources, see\n[Custom Resource State Metrics](https://github.com/kubernetes/kube-state-metrics/blob/main/docs/metrics/extend/customresourcestate-metrics.md#custom-resource-state-metrics).\n\nHow AlloyDB Omni Kubernetes operator custom resources work\n----------------------------------------------------------\n\nBy default, custom resource metrics aren't enabled. You can\nenable custom resource metrics using the AlloyDB Omni Kubernetes operator Helm chart. When you\nenable custom resource metrics, a KSM deployment is created with a `configmap` that defines\nthe custom resource metrics and a service of type ClusterIP to expose the metrics endpoint\nof the KSM deployment. Your\n[Prometheus](https://prometheus.io/)\ncollector can collect the metrics, and you can visualize these metrics with\nother AlloyDB Omni metrics. For more information, see\n[Custom resources metrics for the AlloyDB Omni Kubernetes operator](/alloydb/omni/15.12.0/docs/reference/custom-resource-metrics-kubernetes-operator).\n\nBefore you begin\n----------------\n\nMake sure that you have the following:\n\n- A [Prometheus](https://prometheus.io/)-compatible metrics scraper running in your Kubernetes cluster.\n- Access to the kube-state-metrics image hosted at `registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.14.0`. You can pre-pull the image to your private registry.\n- [The `helm` package manager](https://helm.sh/docs/intro/install/). You run Helm commands in a Linux command-line terminal.\n\nInstall the Kubernetes operator with custom resource metrics enabled\n--------------------------------------------------------------------\n\nYou use the following variables in the AlloyDB Omni Kubernetes operator Helm chart\nto control the installation and removal of custom resource metrics:\n\nIf you haven't installed the operator Helm chart yet, set the variables when\nyou run the Helm install.\n\nTo install Kubernetes operator with custom resource metrics enabled,\nfollow these steps:\n\n1. Open a Linux command-line terminal.\n2. Define the following environment variables by running the following\n commands:\n\n export GCS_BUCKET=alloydb-omni-operator\n export HELM_PATH=$(gcloud storage cat gs://$GCS_BUCKET/latest)\n export OPERATOR_VERSION=\"${HELM_PATH%%/*}\"\n\n3. Download the AlloyDB Omni Kubernetes operator:\n\n gcloud storage cp gs://$GCS_BUCKET/$HELM_PATH ./ --recursive\n\n4. If you pre-pull the public KSM image at\n `registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.14.0` to your\n private registry, skip this step and proceed to the next step. Otherwise,\n install the AlloyDB Omni Kubernetes operator with custom resource metrics, and then proceed\n to the final step in this procedure.\n\n helm install alloydbomni-operator alloydbomni-operator-${OPERATOR_VERSION}.tgz \\\n --create-namespace \\\n --namespace alloydb-omni-system \\\n --set crdMetrics.enabled=true \\\n --atomic \\\n --timeout 5m\n\n5. Export the environment variable:\n\n export KSM_IMAGE=\u003cfull path to your KSM image\u003e\n\n6. To install the AlloyDB Omni Kubernetes operator with custom resource metrics and your\n own KSM image location, run the following command:\n\n helm install alloydbomni-operator alloydbomni-operator-${OPERATOR_VERSION}.tgz \\\n --create-namespace \\\n --namespace alloydb-omni-system \\\n --set crdMetrics.enabled=true,crdMetrics.ksmImage=${KSM_IMAGE} \\\n --atomic \\\n --timeout 5m\n\n A successful installation returns the following output: \n\n ```\n NAME: alloydbomni-operator\n LAST DEPLOYED: CURRENT_TIMESTAMP\n NAMESPACE: alloydb-omni-system\n STATUS: deployed\n REVISION: 1\n TEST SUITE: None\n ```\n | **Note:** If you use Red Hat OpenShift 4.12 or later, then after you install the AlloyDB Omni Kubernetes operator you must perform the [Red Hat OpenShift reconciliation steps](/alloydb/omni/15.12.0/docs/deploy-kubernetes#rhel-openshift).\n7. Clean up the installation by deleting the downloaded\n AlloyDB Omni Kubernetes operator installation file. The file is named\n `alloydbomni-operator-VERSION_NUMBER.tgz`, and is located in your current\n working directory.\n\nEnable custom resource metrics on an existing Kubernetes operator\n-----------------------------------------------------------------\n\nIf you already have the AlloyDB Omni Kubernetes operator version 1.3.0 (or later)\ninstalled, you can enable custom resource metrics by upgrading the existing operator.\n\n1. Open a Linux command-line terminal.\n2. Find your current AlloyDB Omni Kubernetes operator version and define the\n environment variables by running the following commands:\n\n export OPERATOR_VERSION=$(helm ls -n alloydb-omni-system -o json | jq -r 'map(select(.name == \"alloydbomni-operator\") | .chart)| .[0]')\n\n OPERATOR_VERSION=${OPERATOR_VERSION#\"alloydbomni-operator-\"}\n\n echo $OPERATOR_VERSION\n\n export GCS_BUCKET=alloydb-omni-operator\n\n export HELM_PATH=$OPERATOR_VERSION/alloydbomni-operator-$OPERATOR_VERSION.tgz\n\n The output is your installed AlloyDB Omni Kubernetes operator version,\n for example, `1.3.0`.\n3. Download the specified version operator:\n\n gcloud storage cp gs://$GCS_BUCKET/$HELM_PATH ./ --recursive\n\n4. Upgrade the AlloyDB Omni Kubernetes operator by running the following\n commands, and then go to the final step in this procedure. If you pre-pull\n the public KSM image at\n `registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.14.0` to your\n private registry, then skip this step and proceed directly to the next step.\n\n helm upgrade alloydbomni-operator alloydbomni-operator-${OPERATOR_VERSION}.tgz \\\n --namespace alloydb-omni-system \\\n --reuse-values \\\n --set crdMetrics.enabled=true \\\n --atomic \\\n --timeout 5m\n\n5. Export the environment variable:\n\n export KSM_IMAGE=\u003cfull path to your KSM image\u003e\n\n6. To perform the upgrade, run the following command:\n\n helm upgrade alloydbomni-operator alloydbomni-operator-${OPERATOR_VERSION}.tgz \\\n --namespace alloydb-omni-system \\\n --reuse-values \\\n --set crdMetrics.enabled=true,crdMetrics.ksmImage=${KSM_IMAGE} \\\n --atomic \\\n --timeout 5m\n\n | **Note:** Performing this upgrade doesn't cause a database restart.\n\n A successful upgrade returns the following output: \n\n ```\n NAME: alloydbomni-operator\n LAST DEPLOYED: CURRENT_TIMESTAMP\n NAMESPACE: alloydb-omni-system\n STATUS: deployed\n REVISION: 2\n TEST SUITE: None\n ```\n\nDisable custom resource metrics on an existing Kubernetes operator\n------------------------------------------------------------------\n\n1. Open a Linux command-line terminal.\n2. Run the following command:\n\n export OPERATOR_VERSION=$(helm ls -n alloydb-omni-system -o json | jq -r 'map(select(.name == \"alloydbomni-operator\") | .chart)| .[0]')\n\n OPERATOR_VERSION=${OPERATOR_VERSION#\"alloydbomni-operator-\"}\n\n3. To disable custom resource metrics, run the following command:\n\n helm upgrade alloydbomni-operator alloydbomni-operator-${OPERATOR_VERSION}.tgz \\\n --namespace alloydb-omni-system \\\n --reuse-values \\\n --set crdMetrics.enabled=false \\\n --atomic \\\n --timeout 5m\n\nView metrics using the Prometheus API\n-------------------------------------\n\nTo view your metrics, see [View metrics using the Prometheus API](/alloydb/omni/15.12.0/docs/manage#kubernetes).\n\nWhat's next\n-----------\n\n- Learn about [custom resources definition metrics for the AlloyDB Omni Kubernetes operator](/alloydb/omni/15.12.0/docs/reference/custom-resource-metrics-kubernetes-operator)."]]
