Avamar, Data Domain: Avtier Error <42736>: Failed to mark, reason: Function not supported
概要: Cloud Tier jobs are not marking Avamar backups. The data-movement policy on Data Domain is incorrect.
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現象
A cloud unit was recently added to or changed for the Avamar and Data Domain environment for Cloud Tiering.
The following error is seen when trying to mark backups for Cloud Tiering from the Avamar tiering group:
The following error is seen when trying to mark backups for Cloud Tiering from the Avamar tiering group:
Avtier Error <42736>: Backup XXXXXXXXXXXX Failed to mark, reason: Function not supported.
原因
The data-movement policy that is created on the Data Domain is either missing or incorrect.
Below is an example of an incorrect data movement policy "age-threshold."
Below is an example of a correct data-movement policy. If you see this, the rest of the article is not relevant to you as your data-movement policy is correct.
Below is an example of an incorrect data movement policy "age-threshold."
boost@datadomain## data-movement policy show
Mtree Target(Tier/Unit Name) Policy Value
---------------------------- ---------------------- -------------
-------
/data/col1/avamar-xxxxxxxxxxxx Cloud/Virtustream age-threshold 14
days
---------------------------- ---------------------- -------------
Mtree Target(Tier/Unit Name) Policy Value
---------------------------- ---------------------- -------------
-------
/data/col1/avamar-xxxxxxxxxxxx Cloud/Virtustream age-threshold 14
days
---------------------------- ---------------------- -------------
Below is an example of a correct data-movement policy. If you see this, the rest of the article is not relevant to you as your data-movement policy is correct.
boost@datadomain# data-movement policy show
Mtree Target(Tier/Unit Name) Policy Value
---------------------------- ---------------------- ----------- -------
/data/col1/avamar-xxxxxxxxxxxx Cloud/Virtustream app-managed enabled
---------------------------- ---------------------- ----------- -------
Mtree Target(Tier/Unit Name) Policy Value
---------------------------- ---------------------- ----------- -------
/data/col1/avamar-xxxxxxxxxxxx Cloud/Virtustream app-managed enabled
---------------------------- ---------------------- ----------- -------
解決方法
Remove and readd the cloud unit information from the ddr-information, then add it back in from the UI.
Work with Support as needed.
Below video provides a quick Demo on how to enable Tiering and set policy on Avamar for Long-Term Retention.
Watch on YouTube
対象製品
Avamar製品
Avamar, Avamar Data Store Gen4S, Data Domain文書のプロパティ
文書番号: 000065784
文書の種類: Solution
最終更新: 21 1月 2026
バージョン: 4
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