Make the change, you won't regret it.  Unless perhaps you're doing 10-15 
sequential writes to the datastore, which you should never be doing, you 
won't notice any difference.


On Tuesday, May 22, 2012 10:11:53 PM UTC+1, Waleed wrote:
>
> I'm considering upgrading from M/S to HR datastore, so I compared the 
> latency behavior of both as reported by App Engine system status 
> page<http://code.google.com/status/appengine/>. 
> Based on yesterday's graphs (below).
>
>
>               M/S        H/R
> Get Average:  *10ms*       *30ms*
> Get Spikes:   130ms      50ms
>
> Put Average:  *10ms*       *30ms*
>  Put Spikes:   60ms       70ms
>
>
> If I'm not mistaken, I should expect to pay significantly more if I 
> upgrade because the average latency is 3 times more, which increases my 
> instance hours. I will also see my pages render noticeably slower. Is that 
> what those of you who migrated experienced? 
>
> Waleed
>
>
>
> [image: Inline image 1]
> [image: Inline image 3]
>
>
>
> [image: Inline image 2]
> [image: Inline image 4]
>
>
>
>
>
>
>
>

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