Re: How to check the block device space usage

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On 01/13/2016 06:48 AM, WD_Hwang@xxxxxxxxxxx wrote:
> Hi,
> 
>   Is there any way to check the block device space usage under the
> specified pool? I need to know the capacity usage. If the block device
> is used over 80%, I will send an alert to user.
> 

This can be done in Infernalis / Jewel, but it requires new RBD features.

It needs the fast-diffv2 feature iirc.

>  
> 
>   Thanks a lot!
> 
>  
> 
> Best Regards,
> 
> WD
> 
>  
> 
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-- 
Wido den Hollander
42on B.V.
Ceph trainer and consultant

Phone: +31 (0)20 700 9902
Skype: contact42on
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