[Gluster-users] IOPS and CPU cycles, what is the relationship between the two?
Eliezer Croitoru
eliezer at ngtech.co.il
Mon Sep 8 13:33:49 UTC 2014
Thank Oliver,
Well considering that TCP-Offloading do exists on the NIC hardware then
it's down to a bit less.
Now the controller is the basic limit.
I know I want to learn system engineering :D
I am a SysAdmin for about 8 years now and it's interesting enough to
make me think about all sorts of questions which do not have a very
accurate answer even about the basic calculations.
All The Bests,
Eliezer
On 09/08/2014 03:27 AM, Oliver Schad wrote:
> Take a look at the main board and the CPU where the connections between
> IO (disk, network) and CPU are. They all have a specific bandwith.
>
> Additionally you have max IOPS on your local discs, max IOPS on your
> storage controller. You have to find the bottle neck yourselfs.
>
>> >There sure to be taken in account the Network traffic IOPS and also
>> >the whole network handling code using up cycles etc.
> Handling the protocol layer may fill a CPU but TCP-Offloading exists to
> make that better. What you want to do is to learn system
> engineering.;-)
>
> Best Regards
> Oli
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