Date: Mon, 15 Nov 2004 13:53:14 -0800 From: Julian Elischer <julian@elischer.org> To: Petri Helenius <pete@he.iki.fi> Cc: freebsd-threads@freebsd.org Subject: Re: performance tuning Message-ID: <4199254A.8030607@elischer.org> In-Reply-To: <41992403.8040308@he.iki.fi> References: <419914F0.1010308@he.iki.fi> <41991A87.6010803@elischer.org> <41991B66.4090801@elischer.org> <419922B9.7050603@he.iki.fi> <41992403.8040308@he.iki.fi>
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Petri Helenius wrote: > Petri Helenius wrote: > > > Julian Elischer wrote: > > > >> > >>> > >>> > >>> There is work proceeding on 3 fronts. > >>> > >>> * libthr continues to be improved by Mike. > >> > >> > >> > > Is there a guideline when one should consider using libthr? I > > haven't tried libthr for quite a while. > > > > To comment myself, just tried libthr and it seems to get stuck on > umtx fairly easily and the application just sits idle. I just > libmap.conf:ed pthread->thr. Average lifetime was around five seconds > before it hung. On libpthread the same piece of software runs for > months uninterrupted. > The good thing about libthr is that, being so different, it tends to provide a good second string for helping diagnose problems.. For those applications that run with it, they tend to run well. It has its own problems as you noticed, but it's always worth checking it now and then. > Pete
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