Re: [racket-dev] file change notifications

2015-02-03 Thread Dan Liebgold
Ah, I wanted to reply to my original email. I was wrong. There's a cancel event that lasts a long time according to Procmon, but it seems to last as long as the racket executable is running. I don't think it's the source of any performance problem. So, yeah... carry on, nothing to see here.

[racket-dev] file change notifications

2015-02-02 Thread Dan Liebgold
Hi - I'm doing a little profiling of Racket 6.1 on windows. It seems like cancelling a filesystem-change-evt can take many seconds, and one is cancelled for the addon-dir directory (which defaults to my roaming profile) during every run. I think it interacts badly with my virus checker. Is there

Re: [racket-dev] file change notifications

2015-02-02 Thread Matthew Flatt
It's good to know that canceling a filesystem-change event can be expensive on Windows, in which case they probably shouldn't be used on Windows when resolving module paths. I'll investigate more and remove the use. Meanwhile, there's not a good way to disable the current use in v6.1, but the