On Jul 24, 1:04 am, Michael Reiland <[email protected]>
wrote:
> My apologies, I should have specified.
>
> What's happened is that the reloading is extremely slow.  If you turn
> cache_classes off, simply hitting refresh on a page will take 30+ seconds,
> whereas with cache_classes, the performance is reasonable.
>
> The result is that the team has turned cache_classes off in the dev
> environment, so any changes require stopping/starting the server, and then
> waiting 30+ seconds for it to come back up.  This slowness affects the
> generate functionality, cucumber tests, rspec tests, so on and so forth.
> It's also killing productivity in a *severe* way, the debug/test feedback
> loop is atrocious imo.
>

Not an answer to the problem, but you might want to look at spork for
your tests.

> The explanation I've been given is that the project has roughly 20k LoC, and
> the loading is just too slow.
>
> I'm still fairly new to the Rails ecosystem, so I'm currently trying to
> gather information, and I plan on eventually trying to profile the startup
> times to see if I can lessen this issue.  Any advice, especially on the
> profiling, would be greatly appreciated.

ruby-prof is pretty good. If you suspect that the issue is loading
stuff, then you could monkey patch require to log what it's requiring
and how long it took, pick the file(s) with big loading times and have
a look

Fred
>
> The project itself is running Rails 3 on Ruby 1.8.7 (we use RVM), and I've
> been told they "got the number of gems down to 130", so I'm sure that's an
> issue as well.

>
> I'll run rake stats when I'm able to as well, I'll let you know what it
> reports.
>
>
>
> -----Original Message-----
> From: [email protected]
>
> [mailto:[email protected]] On Behalf Of Alpha Blue
> Sent: Saturday, July 23, 2011 6:30 PM
> To: [email protected]
> Subject: [Rails] Re: What is considered a large Ruby Project?
>
> That's large.  On a full NFL and NCAA statistics based site with over 30
> controllers, 60 models, and full test code, each of my sites has approx.
> 12k to 13k lines of code.
>
> LoC is not the reason for slowness.  If the code is optimized, DRY, and
> programmed correctly, it won't matter how many LoC you have in your
> project.
>
> Development mode usually has several things that slow things down,
> namely lack of caching.  Also, if your databases are not properly
> normalized or overly normalized, and not indexed properly, you could
> create a lot of slowness.
>
> What is slow about your project?  What OS are you using?  Are you
> running virtual?  Do you have enough resources to support your
> environments?  What server env. are you running?
>
> --
> Posted viahttp://www.ruby-forum.com/.
>
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