Date: Sun, 29 Feb 2004 12:24:25 -1000 (HST) From: Vincent Poy <vince@oahu.WURLDLINK.NET> To: Andre Guibert de Bruet <andy@siliconlandmark.com> Cc: current@freebsd.org Subject: Re: buildworld times Message-ID: <20040229122142.K8264-100000@oahu.WURLDLINK.NET> In-Reply-To: <20040229165027.J52152@alpha.siliconlandmark.com>
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On Sun, 29 Feb 2004, Andre Guibert de Bruet wrote: > On Sat, 28 Feb 2004, Vincent Poy wrote: > > > On Sat, 28 Feb 2004, Don Lewis wrote: > > > > > > My 1.5 GHz Pentium-M laptop, with 512 MB RAM, and a 5400 RPM drive, also > > > running 5.2-CURRENT with the kernel options: > > > SCHED_ULE > > > INVARIANTS > > > INVARIANT_SUPPORT > > > WITNESS > > > WITNESS_SKIPSPIN > > > ACPI_DEBUG > > > and no /etc/malloc.conf runs buildworld in > > > 2067.708u 1323.742s 1:01:24.53 92.0% 2816+1833k 23350+5985io 8841pf+0w > > > > > > In both cases this was a "make buildworld" with no options (no -j). > > > > Hmm, that is weird since I know the WITNESS options are supposedly > > going to slow down the buildworld process but maybe the thing is that the > > Pentium-M processor runs cooler as the P4m-2.6Ghz CPU does hit 83C degrees > > and that's when it chokes as I noticed on a identical windows machine. > > If you're hitting 80+ degrees, your CPU is going to throttle to keep the > temperature down. This is likely to be the cause (or at least a good > contributor) of the large buildworld times you're seeing. You might want > to look into improved cooling, possibly water-cooling. :-) This is actually a notebook and not a desktop machine so the temps are higher than the desktop counterparts as my desktop P4C3.2 at 3.8Ghz runs at 50C full load. The P4M-2.6Ghz mobile processor runs at 63C even when idle. It might be the Thermal Interface Material just needs replacing or something. Is there a way to monitor the temperatures of the CPU since I do notice the load time averages moves up the the 6.xx when using -j4. Cheers, Vince - vince@WURLDLINK.NET - Vice President ________ __ ____ Unix Networking Operations - FreeBSD-Real Unix for Free / / / / | / |[__ ] WurldLink Corporation / / / / | / | __] ] San Francisco - Honolulu - Hong Kong / / / / / |/ / | __] ] HongKong Stars/Gravis UltraSound Mailing Lists Admin /_/_/_/_/|___/|_|[____] Almighty1@IRC - oahu.DAL.NET Hawaii's DALnet IRC Network Server Admin
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