Major performance degradation when upgrading from meteor to meteor 1.7 or 1.8

I recently upgraded meteor from to and experienced a major
performance degradation (around 50%) on mongo queries.

I wrote a detailed issue with information on how to verify/reproduce this performance degradation on the meteor project on Github. See

I just wanted to get some more attention on this and also hear if anyone else have experienced this and see it as a problem?


It’s definitely a problem. I’m following your GitHub issue closely!