Improving metrics gathering

Ralf Corsepius rc040203 at freenet.de
Thu Feb 4 17:04:59 UTC 2010


On 02/04/2010 05:16 PM, Matt Domsch wrote:
> I've spent quite a bit of time over the last week fixing up the
> scripts that generate Fedora's worldwide user maps [1] including the
> worldwide map for all Fedora versions currently in use [2] as
> determined by yum requests for mirrorlists.
>
> One thing that's painfully obvious is that the "Unique IP addresses"
> method of counting the number of installations [3] is woefully
> under-counting the actual number of installs.  Looking at a single
> day's worth of checkins (over 3 million), we see ~40k unique IP
> addresses checking in twice a day, another 40k checking in between
> 4x/day and up to say 20x/day, and then a long tail, fairly evenly
> distributed, where a small number of single IPs are checking in up to
> 2000x/day.
My guess would be the latter number contains some (mock-) build-farms 
behind NATs - I run such a beast and wouldn't be surprised if you'd see 
it as an IP occasionally requesting "2000x/day"

Ralf


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