oc apply -f app-rbd.yaml persistentvolumeclaim/app-rbd created
oc get pvc NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE app-rbd Bound pvc-5acf855f-50ba-418e-bd23-0ac3b72236f5 1Gi RWO ocs-storagecluster-ceph-rbd 15s
创建示例应用来使用对应的 PVC:
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Volumes: mariadb-data: Type: PersistentVolumeClaim (a reference to a PersistentVolumeClaim in the same namespace) ClaimName: app-rbd ReadOnly: false
应用中查看映射过来的 rbd 块设备:
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oc rsh mariadb-2-m9znf sh-4.4$ df -h /var/lib/mysql/data/ Filesystem Size Used Avail Use% Mounted on /dev/rbd0 976M 180M 781M 19% /var/lib/mysql/data
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