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April 21st, 2020 06:00

System Capacity - blue "pre-alloacted" - what for?

Unity 650F, single dynamic pool, everything (block only) thin provisioned with Advanced de-duplication enabled.

Only synchronous replication, no snapshots or anything like that.

And yet, when looking at System Capacity pie-chart, we are having 23% "blue" - "pre-allocated"?

What is that for? Quite a lot of expensive Flash storage not available for use?

Moderator

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7.1K Posts

April 21st, 2020 14:00

Hello XRay1978,

“The Preallocated Space displays the amount of remaining space in the pool that is reserved for, but not actively being used by, a storage resource.”  This is found in the Dell EMC Unity Family Configuring Pools on page 20. https://dell.to/2wY8TVt

Please let us know if you have any other questions.

8.6K Posts

April 30th, 2020 06:00

I would suggest to open a service request and upgrade to the latest Unity OE service pack

1 Message

October 28th, 2020 07:00

 

Hi XRay1978

did you manage to resolve this "preallocated" issue?

Is there any way to claim this area again for the Pool?

Thank you

March 16th, 2023 09:00

Hi Sam,

Link seems to be broken do you have anything else to resolved this situation? we have 100+TB stuck in preallocation. Anyway i am going to open a service request, but thought to check if others are impacted too and got any solutions.

March 16th, 2023 09:00

Did anyone managed to resolved this?

Thank you

Moderator

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8.7K Posts

March 16th, 2023 10:00

Hi,

Thanks for your question. These articles may help. https://dell.to/3mUqUxs You will need to login for this article, https://dell.to/42fxm29

 

Let us know if you have any additional questions.

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