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Advanced O&M Command Reference

OceanStor 18000 and 18000F V5 Series V500R007

This document is applicable to OceanStor 18500 V5, 18800 V5, 18500F V5, and 18800F V5. Based on the CLI, this document describes how to use various commands classified by functionsand how to set the CLI and manage the storage system through these commands.

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rm showrmcanrollback

rm showrmcanrollback


The rm showrmcanrollback command is used to query whether remote replication supports a version rollback.


rm showrmcanrollback




Diagnostic view

Usage Guidelines

This command is used to query whether remote replication supports a C version rollback. If a version rollback is not supported, the LUN with the minimum ID and 3DC configurations is

returned. To roll back the C version, you must delete at least a remote replication from the LUN.You must run this command for several commands to delete all the 3DC configurations before the rollback.


l Query whether remote replication supports a version rollback (a version rollback is supported). 2 Query whether remote replication supports a version rollback (LUN 19 has 3DC configurations, so a version rollback is not supported).

admin:/diagnose>rm showrmcanrollback
RM do not have 3DC configuration, can rollback.
admin:/diagnose>rm showrmcanrollback
RM_3DC: [Configed], (LUN id 19).
RM have 3DC configuration, can not rollback. Please delete the 3DC configuration and retry.

System Response


Updated: 2020-01-17

Document ID: EDOC1000181602

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