+++ This bug was initially created as a clone of Bug #1158557 +++ See Bug 1158557 Comment#5 This is not a recent regression. This happens with e10s enabled. (Bug 1158557 will be fixed performance regression problem with e10s disabled.) Steps to reproduce: 0. Enable e10s in preferences and restart if necessary 1. Open attachment 8597658 [details] , attachment 8598914 [details] and any other pdf file 2. Open Print Preview(Alt > File > Print Preview) Actual Results: Rendering is super slow. it takes more than 60sec/2page Expected Results: Rendering should be within 1-5sec/2page.
Not really seeing this on win7. The pages fill in within a second or two.
Is this still as bad?
Works for me. Nightly45.0a1 with e10s.
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