On Sunday 22 February 2004 12:15 pm, Dean Mumby wrote: > I have a intel d865perl mb with hyperthreading , sata , and all the same > features , i installed fedora , redhat 9, etc with legacy mode and then > simply switched to enhanced mode and i am running fine. did you check > wether your system had enabled dma > > hdparm -tT /dev/sda > > /dev/sda: > Timing buffer-cache reads: 3568 MB in 2.00 seconds = 1784.00 MB/sec > Timing buffered disk reads: 166 MB in 3.00 seconds = 55.33 MB/sec > > not slow at all I had DMA enabled... I even set up my hard disk parameters so that they would use Ultra DMA. It isn't a problem with the disk, since there is no disk activity during an agonizingly slow paste of a command line. It's some sort of X/KDE problem, I think. > > [email protected] wrote: > >... for the foreseeable future on my home system. > > > >My home system is an ASUS PVP800-VM motherboard which has hi-speed USB, > > ACPI, Pentium IV with hyperthread, S-ATA, Intel Extreme 2 graphics (865G > > chipset). > > > >I also have an antique Adaptec 2930 SCSI card for my LS-2000 scanner. > > > >Redhat 9 install disks won't even boot on this machine unless I disable > > the Enhanced IDE (<-- totally bogus!!) ... Fedora Core 1 is about the > > same. > > > >I decided on FC1 because it uses a later kernel (2.4.22 ... 24?) which > > seems to support hyperthread and S-ATA better. When I finally got FC1 > > installed (I had to disable Enhanced IDE, install, compile a custom > > kernel and then re-enable Enhanced IDE), it was horribly SLOOOOOOW... > > running a shell in X and pasting a long command line took forever to > > complete. > > > >I figured that this might be due to the graphics driver, so I updated the > >graphics driver from Intel and then X crashed with a segmentation fault in > >the closed source part of the driver when attempting to start the X > > server. Even changing back to the original driver in the XF86Config > > didn't fix the segfault. Gotta reinstall? Who needs this? What a > > nightmare. > > > >The issue here is that Windows XP runs "out-of-the-box" on this system > > without problems and it is FAST, once it boots. > > > >I could try the 2.6 kernel (and I have a LOT of experience with > > computers), but what's the use? The 2.6 kernel is not ready for > > prime-time, not by a long shot, and neither, it seems, is Linux in > > general. > > > >I have seen too many bugs and posts on these topics about > > SMP/hyperthread/ACPI and other issues that cause the system to lock up > > after a time of running or not run at all and no fixes seem to be in > > sight - maybe because these problems are intractable without inside > > information about ACPI and other things that Intel will give to Microsoft > > but not to Open Source developers. Maybe Redhat just doesn't care. Who > > knows? > > > >I pity the average user that tries to install and run Linux on their > > latest hardware. If I, as an experienced software engineer, throw up my > > hands, what would a relative newbie who just needs the system to work do? > > > >I have real problems seeing how Linux is going to make it to the desktop > > by 2005 with these kinds of road-blocks. > > > >Sad.