From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dragan Noveski Subject: some config questions Date: Fri, 15 Jun 2007 14:12:28 +0200 Message-ID: <4672822C.2000808@gmx.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: linux-rt-users@vger.kernel.org Return-path: Received: from mail.gmx.net ([213.165.64.20]:43138 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1755818AbXFOMNF (ORCPT ); Fri, 15 Jun 2007 08:13:05 -0400 Sender: linux-rt-users-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org hi to the list! i am new here ( i subscribed yesterday ) and i am really happy that i have found this list finally, because i hope that i can get some answers here, which i do not get in the LAU. first about my setup: using ibm-thinkpad-R50e with the rme-multiface on a debian-testing, using selfcompiled jack/alsa/music appi's. i begun with the 2.6.12-mm kernel from demudi, but with 2.6.13 i am compiling the kernel my self (got my first .config as a present from my neighbors! ). another important information about my setup is that i am accessing internet vie an ad-hoc network using the usb-atmel driver (at76_usb) from the git sources. in the moment i am writing from 2.6.21.3-rt9, and just yesterday i managed to implement the high-resolution-timer - the joke was really to disable all the acpi stuff. so toggling with menuconfig for about a year 'n a half now, there are still come options, which i am not sure if i am answering correctly, and googling for them, i only find some pages with no answer for me ( too complicated kernel-hacker-language). that's why i ll put the questions here in the hope that someone of you will have time/passions to answer some of the neewbe questions!? i ll try to structure the questions so, that it might be easy to answer with just short instructions, please apologize if i am wrong. so, here it goes: -block layer -IO shedulers -anticipatory -deadline -cfq -default-cfg(?) i have marked all tree possibilities, the default one is cfg - please comment! .......................... -processor types and features -local apic support on uniprocessor -IO apic support on uniprocessors is it recommended to activate or not? not sure if this is the something to do that i managed to change the irq's via bios for my yenta-socket (which is now almost alone at the irq10)? ......................... -networking -networking options -QoS and/or fair queueing -timer interrupt (choosed in the moment) -gettimeofday -CPU cycle counter any idea of which option could be recommanded? .......................... -device drivers -RTC -sysfs -proc -dev -which one to choose? -set system time from RTC on startup - do we need this? ................... -device drivers -character devices -generic /dev/rtc emulation do we want this emulation to work or not? ..................... ok, that was it - i know it is a little much and it is not 'one question per thread' style, but i am thinking that this way is good too and that i ll get some (for me) useful answers/suggestions?! cheers, doc