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May 9th, 2023 07:00

DataDomain / Current number of snapshots (XXX) is at 90% or more of the maximum number...

m0-96 Tue May 9 10:42:58 2023 WARNING Filesystem EVT-SNAPSHOT-00001: Current number of snapshots (XXX) is at 90% or more of the maximum number of snapshots allowed (750).

 

 

Hello everyone,
The above warning appears on the data domain system.
I couldn't find a clear way to delete this. I created a rule to delete snapshots from 30 days and earlier but it failed to delete.
Does anyone have an idea about solving this problem?
Thank you, best regards.

 

 

May 9th, 2023 07:00

Thank you for your return. I am attaching the DD version and model below.
There are no errors. The error is not new, I think it has been going on for a long time. I couldn't see any snapshots on mtreeler. I schdule a new task and the number started to increase. Now I expire the snapshots I created and the active number decreases, but the total snapshots do not decrease. I guess these numbers go down when filesystem clean runs. Can old snapshots not be deleted?

Model Number
DD6800
Version
7.7.4.0-1017976

May 9th, 2023 07:00

Might wanna state DD hardware and DDOS version involved?

Are you also making a lot of snapshots or is this already an issue for some time that you appear to reach the max amount of snapshots?

Any error when trying to delete snapshots?

May 16th, 2023 01:00

Does anyone really have an opinion on this?

1 Rookie

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27 Posts

May 21st, 2023 13:00

So you manually expired snapshots and they are not removed after clean OR the clean has not been ran yet OR what? 

I have seen this error and manually expired & cleaned them to get rid of the error. Nothing special.

What is creating these snapshots? Some backup software that is not working right?

1 Rookie

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47 Posts

May 30th, 2023 16:00

Please provide us with the output of this command:

  # snapshot list all

  (go ahead and redact/blur the mtree names)

 

That might give us a way to understand/visualize what is happening.  600-something-plus snapshots is a lot (unless you have  a couple hundred mtrees, I suppose)

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