[Webkit-unassigned] [Bug 251336] Very slow to load and scroll the CNN or Globe and Mail websites

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Jan 30 06:02:48 PST 2023


https://bugs.webkit.org/show_bug.cgi?id=251336

--- Comment #3 from Michael Catanzaro <mcatanzaro at gnome.org> ---
(In reply to Michael Catanzaro from comment #2)
> Secondarily: I notice the network process is spending an inordinate amount
> of time calling gnutls_x509_trust_list_add_system_trust(), which is supposed
> to be a one-time operation. That's weird. Well, it's a one-time operation
> per GTlsDatabase, but each GTlsConnection should use the default
> GTlsDatabase. I see p11-kit is also working pretty hard. So that's
> surprising and certainly not good, but it should also be a one-time problem
> that happens only when you first start the browser.

To be clear: that all has to finish before the first HTTP request even begins. So I think you profiled the first page load that the browser made after starting, right? (If not, something is *very* wrong. :)

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