> 1% sampling is 3 events a second

That sounds like a good start to me.

On Wed, Jun 3, 2015 at 11:56 AM, Oliver Keyes <okeyes@wikimedia.org> wrote:
It's about 1.1m requests an hour (well, 200 code requests). 300 events
a second, so 1% sampling is 3 events a second, which seems reasonable
to me, at least?

On 3 June 2015 at 14:16, James Douglas <jdouglas@wikimedia.org> wrote:
> Does anyone know where I can find info about the current load on
> www.wikipedia.org?  I'd like to set some reasonable sampling rates for the
> EventLogging instrumentation that's going to be in place soon.
>
> If the Portal gets a zillion hits per second, then 1/1000 of that is
> probably too high.  On the other hand, if it gets five hits per day, then
> 1/1000 of that is rather too low.
>
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--
Oliver Keyes
Research Analyst
Wikimedia Foundation

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