[icecast-dev] Re: [icecast] Problem with ices on OpenBSD 2.9 w/ Icecast 1.3.10
brendan at icecast.org
Wed Jul 11 17:22:02 PDT 2001
On Thursday, 12 July 2001 at 01:25, Nick Ludlam wrote:
> From: "Brendan Cully" <brendan at icecast.org>
> > I've got a change which still uses sleep but in much smaller
> > increments, sitting in the icecast CVS tree (this was to help with
> > streaming high bitrate streams). Try that out and see if it works for
> > you.
> > I did play with select for a little bit before doing the lame sleep
> > tactic. I found that on linux icecast was getting woken up every few
> > bytes, so I thought that sleeping might actually be a bit more
> > CPU-friendly since it could theoretically read in larger chunks.
> > Maybe we should just go to select for its simplicity and reliablity.
> [moved this to icecast-dev as it's now more appropriate]
> It all depends on how intensive it is to read that little data very frequently
> over time. Again, the scheduler will probably govern how efficient this
> is on any given platform.
> A better way of doing this under *BSDs is to use kqueue() and kevent().
> I don't know if any of the icecast contributors run on a BSD, but I can
> try and work out a suitable patch. I'm not a particularly great programmer,
> but I'll see what I can arrange.
As an aside, have you tried CVS icecast, and does it work? How is
it on your CPU?
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