Inspur Suzhou Intelligent Technology Co., Ltd

Xianwei Meng

Pengfei Wang

A method and apparatus for expanding cloud volume, and a device and a readable medium are provided. The method includes: determining whether there is an request of a host in a cloud volume and confirming a snapshot started during cloud backup (S); in response to there being no IO request, expanding a snapshot volume of the snapshot started during the cloud backup and the cloud volume (S); expanding a bitmap of the snapshot started during the cloud backup, and setting a bitmap obtained by expanding as a first preset value (S); after completion of a cloud backup task, expanding a snapshot volume of an another snapshot that is not started in the cloud backup (S); and expanding a bitmap of the another snapshot that is not started in the the present cloud backup, and setting a bitmap obtained by expanding as a second preset value (S).

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Jiangsu, China

Xianwei Meng