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ONTAP Hardware

Estimate IOPs Capacity

CLOUDMINER
6,758 Views

What is the best way to estimate the IOPS capacity of a given volume, assuming I don't have OnCommand tools available? 

2 REPLIES 2

ekashpureff
6,752 Views

 

Cloud Miner -

 

No, but it can be calculated on an aggregate basis.

IOs on the aggr are shared by all vols on the aggr.

 

IOs Per Disk X # of Data Drives in the aggr.

 

Random IOs per disk type at 50% utilization:

SATA 75

FC/SAS 10K RPM 140

      "         15K RPM 175

 

20 SAS @ 15k RPM = 3500 IOs on the aggr.

 


I hope this response has been helpful to you.

 

At your service,

 

Eugene E. Kashpureff, Sr.
Independent NetApp Consultant http://www.linkedin.com/in/eugenekashpureff
Senior NetApp Instructor, FastLane US http://www.fastlaneus.com/
(P.S. I appreciate 'kudos' on any helpful posts.)

 

RANJBASSI
6,690 Views

Just to add something to this. for some reason Microsoft work out IOPs in a different manner, normally IOPs per GB. Is there a way I can translate our NetApp storage from IOPs to IOPs/GB?

 

Thanks 

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