It may not be the *appropriate* parameter name to use, but this sort of technique may help:
https://wikitech.wikimedia.org/wiki/Provenance You'd want to look at the *current* VCL in templates/varnish in the operations repo to see how it's presently done for *wprov*. -Adam On Wed, Aug 26, 2015 at 4:00 PM, Erik Bernhardson < ebernhard...@wikimedia.org> wrote: > On Wed, Aug 26, 2015 at 3:58 PM, Chad Horohoe <choro...@wikimedia.org> > wrote: > >> Aren't we uncached here anyway? Special pages and all. >> >> -Chad >> > Actually the events we are recording here measure the users interaction > with the pages they found. The current idea is to add a query parameter to > all search results (only for users in the test, from javascript) so that > when they land on that page we know they came from search and start > collecting interaction events. > > _______________________________________________ > Wikimedia-search mailing list > Wikimedia-search@lists.wikimedia.org > https://lists.wikimedia.org/mailman/listinfo/wikimedia-search > >
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