Date: Tue, 29 Nov 2005 10:25:07 +0100 From: =?ISO-8859-1?Q?Eirik_=D8verby?= <ltning@anduin.net> To: Kris Kennaway <kris@obsecurity.org> Cc: stable@freebsd.org, Joseph Koshy <joseph.koshy@gmail.com> Subject: Re: Reduced java/tomcat performance 6-beta3 -> 6-stable ? Message-ID: <C8244498-F58F-4CCD-9BA5-7B9E19EAD517@anduin.net> In-Reply-To: <20051129091533.GA41885@xor.obsecurity.org> References: <93F6B911-8C64-4F5C-81F9-80EC271ED298@anduin.net> <84dead720511280545v2bc0bc35jd107da06b9a788cb@mail.gmail.com> <20187843-76FC-4EAB-AFF8-7493FB0C0077@anduin.net> <84dead720511280654j138635abgcb9cc0978e6c26b7@mail.gmail.com> <02757598-222D-408E-8B33-C2EE1E6E426E@anduin.net> <20051128211440.GB28963@xor.obsecurity.org> <3A601A32-94D1-49F6-AB06-ED54D50D4B6A@anduin.net> <20051128235911.GA31669@xor.obsecurity.org> <20051129094531.Y23958@anduin.net> <20051129091533.GA41885@xor.obsecurity.org>
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On Nov 29, 2005, at 10:15 , Kris Kennaway wrote: > On Tue, Nov 29, 2005 at 09:46:09AM +0100, Eirik Oeverby wrote: >> >> >> On Mon, 28 Nov 2005, Kris Kennaway wrote: >> >>> On Mon, Nov 28, 2005 at 10:53:00PM +0100, Eirik ?verby wrote: >>>> Firmware versions are equal. BIOS settings are equal. >>>> However, a diff of the dmesgs show (apart from MAC address >>>> differences): >>>> >>>> 30c30 >>>> < Timecounter "ACPI-safe" frequency 3579545 Hz quality 1000 >>>> --- >>>>> Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000 >>>> >>>> What on earth is that all about? The "slow" box has the ACPI-fast >>>> timecounter... >>> >>> Could be ACPI bugs on your system: >> >> Yes, but the other system is 100% equal - hardware, bios config, >> bios and >> bootblock revision, controller bioses, etc. etc. >> It all matches. > > Clearly they're not 100% equal, but (100-epsilon)%. Your job is to > identify the origin of the epsilon :-) Yea yea ;) Working on it.. Is there a way to force ACPI-safe on the slower system? /Eirik > >> Should I complain to HP? > > If you think you'll get anywhere, it might be worth pursuing. > > Kris
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