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Re: [gpsd-dev] Hang on Linux/Ubuntu
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From: |
Eric S. Raymond |
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Subject: |
Re: [gpsd-dev] Hang on Linux/Ubuntu |
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Date: |
Wed, 11 Feb 2015 09:47:52 -0500 |
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User-agent: |
Mutt/1.5.23 (2014-03-12) |
Greg Troxel <address@hidden>:
> > ...I don't know why. There's some wacky interaction between select(2),
> > delays, and input timing that I don't grok, and it's variable by OS.
>
> release-3.11-417-gc91368e passes cleanly on netbsd-6 i386 (once, which
> is what I just tried).
>
> What I was seeing was gpsfake spinning and gpsd idle.
>
> I wonder if there was a missing fflush or something like that.
Plausible theory, but the writes use os.write(). Unbuffered.
--
<a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>
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