Re: [tor-dev] Retiring old user number estimates

[Karsten Loesing <karsten@xxxxxxxxxxxxxx>]

On 9/17/13 6:39 PM, Karsten Loesing wrote:
> On 9/17/13 6:25 PM, Roger Dingledine wrote:
>> On Tue, Sep 17, 2013 at 11:53:15AM +0200, Karsten Loesing wrote:
>>> Here are the three graphs just for September, all ending on the
>>> same day:
>>>
>>> https://metrics.torproject.org/users.html?graph=direct-users&start=2013-09-01&end=2013-09-13&country=all&events=off#direct-users
>>>
>>> https://metrics.torproject.org/users.html?graph=userstats-relay-country&start=2013-09-01&end=2013-09-13&country=all&events=off#userstats-relay-country
>>>
>>> https://metrics.torproject.org/network.html?graph=dirbytes&start=2013-09-01&end=2013-09-13#dirbytes
>>>
>>> These graphs don't look much different to me.
>>
>> Ah ha!
>>
>> The middle one has an intermittent bug where (I assume) it plots a data
>> point on the graph before it has all the numbers for that data point. So
>> periodically it looks like the user counts are falling, but when it
>> updates the graph later it no longer looks like that.
> 
> Ah, how sad.  I looked into this a few months back and the last data
> point didn't seem to change much, but maybe that was just coincidence on
> the days I looked.  Sounds like we'll have to delay results by one more
> day.  I'll take a closer look and change the graph if necessary.

In fact, I found in #8462 that we should cut off the last two days, but
then didn't implement that in metrics-web.  Fixed.

All the best,
Karsten

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