Using 2.6 kernel still unusably slow

David Cary Hart Fedora at TQMcube.com
Tue Jan 25 19:55:22 UTC 2005


On Tue, 2005-01-25 at 14:35 -0500, Christopher Calzonetti wrote:
> Okay.  So, I built me a kernel.  I used the default options supplied by 
> "make menuconfig" save for I selected a Pentium 4 processor.  The "make 
> bzimage modules" part of  which took me three hours.  :(  At least I 
> assume so.  I went home and  checked the timestamp on the last file it 
> mentioned when I came back this morning.
> 
make menuconfig
make all
make modules_install
make install

My GUESS is that the IDE looks weird with 0 latency and no I/O ports
assigned. Do you have an IDE RAID? 

Anyone else?


> Hopefully I didn't miss anything:
> 	I did a make modules_install, which created a /lib/modules/2.6.10 
> directory,
> 	copied System.map to /boot/System.map-2.6.10,
> 	ran mkinitrd /boot/initrd-2.6.10.img 2.6.10,
> 	copied arch/i386/boot/bzimage to /boot/bzimage-2.6.10
> 	edited grub.conf to add the following entry:
> 
> title Self built 2.6.10
>          root (hd0,0)
>          kernel /bzimage-2.6.10 ro root=LABEL=/
>          initrd /initrd-2.6.10.img
> 
> Anyway, boot time was at best, marginally better.  Which I suppose is 
> information, though I don't know what to make of it.  :(
> 
> I don't have any unusual hardware that I'm aware of, but I've included 
> the output from lspci -v, posted below.
> 
> Thanks.
> 
> 00:00.0 Host bridge: Intel Corp. 82865G/PE/P DRAM Controller/Host-Hub 
> Interface (rev 02)
>          Subsystem: ASUSTeK Computer Inc.: Unknown device 80a5
>          Flags: bus master, fast devsel, latency 0
>          Memory at fe800000 (32-bit, prefetchable) [size=4M]
>          Capabilities: [e4] Vendor Specific Information
> 
> 00:02.0 VGA compatible controller: Intel Corp. 82865G Integrated 
> Graphics Device (rev 02) (prog-if 00 [VGA])
>          Subsystem: ASUSTeK Computer Inc.: Unknown device 80a5
>          Flags: bus master, fast devsel, latency 0, IRQ 201
>          Memory at f0000000 (32-bit, prefetchable) [size=128M]
>          Memory at fe780000 (32-bit, non-prefetchable) [size=512K]
>          I/O ports at efe0 [size=8]
>          Capabilities: [d0] Power Management version 1
> 
> 00:1d.0 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB UHCI 
> Controller #1 (rev 02) (prog-if 00 [UHCI])
>          Subsystem: ASUSTeK Computer Inc. P4P800 Mainboard
>          Flags: bus master, medium devsel, latency 0, IRQ 201
>          I/O ports at ef00 [size=32]
> 
> 00:1d.1 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB UHCI 
> Controller #2 (rev 02) (prog-if 00 [UHCI])
>          Subsystem: ASUSTeK Computer Inc. P4P800 Mainboard
>          Flags: bus master, medium devsel, latency 0, IRQ 209
>          I/O ports at ef20 [size=32]
> 
> 00:1d.2 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB UHCI #3 
> (rev 02) (prog-if 00 [UHCI])
>          Subsystem: ASUSTeK Computer Inc. P4P800 Mainboard
>          Flags: bus master, medium devsel, latency 0, IRQ 169
>          I/O ports at ef40 [size=32]
> 
> 00:1d.3 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB UHCI 
> Controller #4 (rev 02) (prog-if 00 [UHCI])
>          Subsystem: ASUSTeK Computer Inc. P4P800 Mainboard
>          Flags: bus master, medium devsel, latency 0, IRQ 201
>          I/O ports at ef80 [size=32]
> 
> 00:1d.7 USB Controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) USB2 EHCI 
> Controller (rev 02) (prog-if 20 [EHCI])
>          Subsystem: ASUSTeK Computer Inc. P4P800 Mainboard
>          Flags: bus master, medium devsel, latency 0, IRQ 193
>          Memory at fe77bc00 (32-bit, non-prefetchable) [size=1K]
>          Capabilities: [50] Power Management version 2
>          Capabilities: [58] Debug port
> 
> 00:1e.0 PCI bridge: Intel Corp. 82801 PCI Bridge (rev c2) (prog-if 00 
> [Normal decode])
>          Flags: bus master, fast devsel, latency 0
>          Bus: primary=00, secondary=01, subordinate=01, sec-latency=64
>          I/O behind bridge: 0000d000-0000dfff
>          Memory behind bridge: fe500000-fe5fffff
> 
> 00:1f.0 ISA bridge: Intel Corp. 82801EB/ER (ICH5/ICH5R) LPC Interface 
> Bridge (rev 02)
>          Flags: bus master, medium devsel, latency 0
> 
> 00:1f.1 IDE interface: Intel Corp. 82801EB/ER (ICH5/ICH5R) IDE 
> Controller (rev 02) (prog-if 8a [Master SecP PriP])
>          Subsystem: ASUSTeK Computer Inc. P4P800 Mainboard
>          Flags: bus master, medium devsel, latency 0, IRQ 169
>          I/O ports at <unassigned>
>          I/O ports at <unassigned>
>          I/O ports at <unassigned>
>          I/O ports at <unassigned>
>          I/O ports at fc00 [size=16]
>          Memory at 3f800000 (32-bit, non-prefetchable) [size=1K]
> 
> 00:1f.3 SMBus: Intel Corp. 82801EB/ER (ICH5/ICH5R) SMBus Controller (rev 02)
>          Subsystem: ASUSTeK Computer Inc. P4P800 Mainboard
>          Flags: medium devsel, IRQ 5
>          I/O ports at 0400 [size=32]
> 
> 00:1f.5 Multimedia audio controller: Intel Corp. 82801EB/ER (ICH5/ICH5R) 
> AC'97 Audio Controller (rev 02)
>          Subsystem: ASUSTeK Computer Inc.: Unknown device 80b0
>          Flags: bus master, medium devsel, latency 0, IRQ 185
>          I/O ports at e800 [size=256]
>          I/O ports at ee80 [size=64]
>          Memory at fe77b800 (32-bit, non-prefetchable) [size=512]
>          Memory at fe77b400 (32-bit, non-prefetchable) [size=256]
>          Capabilities: [50] Power Management version 2
> 
> 01:08.0 Ethernet controller: Intel Corp. 82562EZ 10/100 Ethernet 
> Controller (rev 02)
>          Subsystem: ASUSTeK Computer Inc.: Unknown device 80f8
>          Flags: bus master, medium devsel, latency 64, IRQ 177
>          Memory at fe5ff000 (32-bit, non-prefetchable) [size=4K]
>          I/O ports at df00 [size=64]
>          Capabilities: [dc] Power Management version 2
> 
> 
> 
> David Cary Hart wrote:
> > On Mon, 2005-01-24 at 15:47 -0500, Christopher Calzonetti wrote:
> > 
> > You haven't indicated how or why you have determined that it's a kernel
> > issue. 
> > 
> > If you think that's the case, the first thing that I would do is to
> > custom compile a vanilla kernel 2.6.10 from kernel.org. If you are
> > unfamiliar with the process, it's really much simpler than it sounds.
> > 
> > On your machine, the process (including setup) should be less than 30
> > minutes.
> > 
> > Do you have any unusual hardware?
> > 
> > Have you previously posted a lspci -v?
> > 
> > 
> > ________________________________________________________________________
> > Total Quality Management - A Commitment to Excellence
> > http://www.TQMcube.com
> > 
> 
> -- 
> Christopher Calzonetti, MFCF C&O Software Specialist
>      mailto:ccalzone at math.uwaterloo,ca   phone:+1 519 885-1211 x7516

________________________________________________________________________
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