container-native storageDatabase • Database services orchestrated in the cloud • Curve can backup / sync data to slave cloud • When master cloud failure happens, Database service can move to to OSS, and frequent data is moved to high speed storage transparentlyData backup • Curve (CurveBS, CurveFS) can backup data to remote public cloud and to on-prem OSSCurveBS • high performance

CRDs in public cloud and on- premises environments • Use the Curve operator to install, upgrade, backup, and expand CurveBS clusters • Use Curve Discover to discover resource changes and to collect the CRDs in public cloud and on- premises environments • Use the Curve operator to install, upgrade, backup, and expand CurveFS clusters • Use Curve Discover to discover resource changes and to collect the

minor version upgrads supported FULL LIFECYCLE Plan to Support app lifecycle, storage lifecycle(backup, failure, recovery) DEEP INSIGHTS Plan to Support metrics, alerts, log processing and workload chart • upgrade automation • Supporting Curve Cluster provisioning in helm chart • metadata backup and recovery • MDS / ChunkServer should respect failure domains of Kubernetes • Support for public

is distributed in about 50 copysets, which means when a disk fails, up to 50 other disks will restore the data on that disk at the same time. According to this, the data recovery time T can be estimated

Copyset allocation algorithm cluster with 1200 disks (each have MTBF 1.2 million hours) 3 replicas Restore data on a disk within 5 minutes Data availability of 6 nines can be achievedCloud native Support