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Command Reference 10

OceanStor 18500 V3 and 18800 V3 Mission Critical Storage System V300R003

"Based on the CLI, this document describes how to use various commands classified by functions and how to set the CLI and manage the storage system through these commands. The document that you browse online matches the latest C version of the product. Click Download to download documents of other C versions."
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change fs_snapshot restore

change fs_snapshot restore


The change fs_snapshot restore command is used to roll a file system to a specific snapshot.


change fs_snapshot restore snapshot_id=?





snapshot_id=? Indicates the ID of the snapshot the file system rolls back to.

To obtain the value, run "show fs_snapshot general".



Usage Guidelines

Before running this command, check whether the ID of the snapshot is correct.


To roll the file system to snapshot "0@snap1", run the following command:

admin:/>change fs_snapshot restore snapshot_id=0@snap1
DANGER: You are about to run a command to roll back a read-only file system snapshot. Data in the corresponding file system will be rolled back to the state preserved by the specified snapshot. In addition, the mount point of the file system may become invalid, all the read-only snapshots generated after the specified read-only snapshot will be deleted.
Before running this command:
1. Umount the file system on the host.
2. Ensure that the file system snapshot you have selected is correct.
Have you read danger alert message carefully?<y/n>y
Are you sure you really want to perform the operation?<y/n>y
Command executed successfully.

System Response


Updated: 2019-07-22

Document ID: EDOC1000084078

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