Re: [tor-dev] Missing days in "Bridge users by transport"

[Karsten Loesing <karsten@xxxxxxxxxxxxxx>]

On 13/05/14 02:10, David Fifield wrote:
> Do you know what is the cause of the missing data between April 14 and
> April 22 in this graph? I'd like to be able to account for it when I
> present the graph.
> 
> https://metrics.torproject.org/users.html?graph=userstats-bridge-transport&transport=meek#userstats-bridge-transport
> 
> I don't suppose it is a problem with the bridge, because other
> transports show the same gap.
> 
> https://metrics.torproject.org/users.html?graph=userstats-bridge-transport&transport=obfs3#userstats-bridge-transport
> https://metrics.torproject.org/users.html?graph=userstats-bridge-transport&transport=fte#userstats-bridge-transport

Hi David,

April 14 to April 22 was the time when Tonga, the bridge authority, was
offline due to Heartbleed.  As a result, we didn't archive that bridge's
descriptors nor Tonga's network statuses, both of which we need to
estimate user numbers.

All the best,
Karsten

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