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Advanced O&M Command Reference

OceanStor 2800 V5 V500R007

This document is applicable to OceanStor 2800 V5. 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 dif_verify_level general

change dif_verify_level general


The change dif_verify_level general command is used to manually set the DIF verification level of a specific module. The configuration is still effective after the system is restarted.


change dif_verify_level general mid=? level=?





mid=? Module name.

The value can be "debug", "devlun", "volume", "extent", "cache", "ckg", "bdm", "rss", "logzone", "fc", "smartcache", "sasini", "fs", "deduplun", or "all". If the value is "all", the DIF verification levels of all modules that support DIF verification will be changed.

level=? DIF verification level.

The value can be "invalid", "critical", "major", "trace" or "debug".

If the value is "invalid", the DIF verification will be disabled.


Developer view

Usage Guidelines



  • Disable DIF verification on all modules.

    developer:/>change dif_verify_level general mid=all level=invalid 
    Command executed successfully.
  • Change the DIF verification level of BDM to critical.

    developer:/>change dif_verify_level general mid=bdm level=critical 
    Command executed successfully.

System Response


Updated: 2020-01-17

Document ID: EDOC1000181575

Views: 726995

Downloads: 32

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