-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Olha,
tanto sua placa-mae quanto a CPU devem suportar o HyperThreading para o FreeBSD fazer uso desse recurso. Nas novas versoes do FreeBSD, o HTT (Hyperthreading) vem habilitado por default entao teoricamente (!) voce deveria apenas habilitar isso na BIOS para funcionar. Voce disse que nao tem nada sobre Hyperthreading na sua BIOS ? Helio. On 11-Dec-2003 Marcio Jota Coelho wrote: > Compilei meu Kernel como o Renato Frederick indicou > >#cpu I386_CPU >#cpu I486_CPU > > E descomente > ># To make an SMP kernel, the next two are needed > options SMP # Symmetric MultiProcessor Kernel > options APIC_IO # Symmetric (APIC) I/O > > > boot normal.... > mas n�o deveria aparecer no top mais um cpu??? > na duvida eu utilizei o >#sysctl machdep.hlt_logical_cpus=0 > > mas ele me da um erro: > sysctl: unknown oid 'machdep.hlt_logical_cpus' > > procurei algumas coisas no google e encontri um site que fala que tenho que > liberar na BIOS da placa alguma coisa relacionada com cpu logico.. > mas n�o encontri nada sobre isso na minha placa mae. > > ----- Original Message ----- > From: "Renato Botelho" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Thursday, December 11, 2003 1:41 PM > Subject: Re: [FUGSPBR] HyperThreading > > >> Marcio Jota Coelho wrote: >> > Pessoal >> > como eu configuro meu Kernel 4.9 stable para usar o sistema de > HyperThreading dos processadores intel >> > >> > t+ >> > >> > Marcio >> >> Retirado do /usr/src/UPDATING do Free 4.9-RELEASE.p1 >> >> 20031022: >> Support for HyperThread logical CPUs has now been enabled by >> default. As a result, the HTT kernel option no longer exists. >> Instead, the logical CPUs are always started so that they can >> handle interrupts. However, the extra logical CPUs are revented >> from executing user processes by default. To enable the logical >> CPUs, change the value of the machdep.hlt_logical_cpus from 1 to >> 0. This value can also be set from the loader as a tunable of >> the same name. >> >> -- >> Renato Botelho >> Developer & Unix Admin >> >> _______________________________________________________________ >> Sair da Lista: http://lists.fugspbr.org/listinfo.cgi >> Historico: http://www4.fugspbr.org/lista/html/FUG-BR/ >> > > _______________________________________________________________ > Sair da Lista: http://lists.fugspbr.org/listinfo.cgi > Historico: http://www4.fugspbr.org/lista/html/FUG-BR/ Helio Luchtenberg Junior - ---------------------------------- E-Mail: Helio Luchtenberg Junior <[EMAIL PROTECTED]> Date: 11-Dec-2003 Time: 15:52:23 "Essa mensagem � destinada exclusivamente ao seu destinat�rio e pode conter informa��es confidenciais, protegidas por sigilo profissional ou cuja divulga��o seja proibida por lei. O uso n�o autorizado de tais informa��es � proibido e est� sujeito �s penalidades cab�veis. This message is intended exclusively for its addressee and may contain information that is confidential, protected by a professional privilege or which disclosure is prohibited by law. Unauthorized use of such information is prohibited and subject to applicable penalties." - ---------------------------------- -----BEGIN PGP SIGNATURE----- Version: PGPfreeware 5.0i for non-commercial use Charset: noconv iQA/AwUBP9ivF+sZMj73tJziEQJtBgCeNpSnS8A2WQLQUX5YLyuP4boVb0QAoK4a Hl1uNvkV8HfRjhXsaGgYMwqQ =dg5p -----END PGP SIGNATURE----- _______________________________________________________________ Sair da Lista: http://lists.fugspbr.org/listinfo.cgi Historico: http://www4.fugspbr.org/lista/html/FUG-BR/
