Add the following to xorg.conf in the Device section:
Option "MigrationHeuristic" "greedy"
On 2008-07-06, Alex Holst <[EMAIL PROTECTED]> wrote:
> As of 4.4-beta (dmesg below), X has become sluggish on my Thinkpad X40.
> Switching between tabs in Firefox takes about 2 seconds now. Starting a
> new xterm takes about a second which before was instant. Switching
> between "desktops" in cwm results in a one second delay between drawing
> the outline of xterms and actually populating with text.
>
> Playing audio files with vlc while switching between firefox tabs causes
> no pauses in the audio stream.
>
> xorg.conf hasn't changed since april 13 and I've upgraded to various
> snapshots weekly times since then.
>
> Running top shows that Xorg uses about 10% cpu and firefox around 20%. I
> don't recall either going that high before. Running X and firefox for a
> few minutes causes the fan in my X40 to start spinning faster: There's
> more work being done somewhere.
>
> I can reproduce this scenario with no .xsession and with an .xsession
> that starts cwm. .xsession-errors only contains text related to ssh key
> agent.
>
> Any suggestions on how to troubleshoot this situation? (Short of going
> back in time and building incremental changes from CVS).
>
>
>
> OpenBSD 4.4-beta (GENERIC) #968: Thu Jul 3 19:29:46 MDT 2008
> [EMAIL PROTECTED]:/usr/src/sys/arch/i386/compile/GENERIC
> cpu0: Intel(R) Pentium(R) M processor 1200MHz ("GenuineIntel" 686-class) 1.20
> GHz
> cpu0:
> FPU,V86,DE,PSE,TSC,MSR,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,TM,SBF,EST,TM2
> real mem = 1600548864 (1526MB)
> avail mem = 1538400256 (1467MB)
> mainbus0 at root
> bios0 at mainbus0: AT/286+ BIOS, date 12/21/06, BIOS32 rev. 0 @ 0xfd740,
> SMBIOS rev. 2.33 @ 0xe0010 (56 entries)
> bios0: vendor IBM version "1UETD3WW (2.08 )" date 12/21/2006
> bios0: IBM 23728EG
> apm0 at bios0: Power Management spec V1.2
> apm0: battery life expectancy 100%
> apm0: AC on, battery charge high
> acpi at bios0 function 0x0 not configured
> pcibios0 at bios0: rev 2.1 @ 0xfd6d0/0x930
> pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xfdeb0/256 (14 entries)
> pcibios0: PCI Interrupt Router at 000:31:0 ("Intel 82371FB ISA" rev 0x00)
> pcibios0: PCI bus #3 is the last bus
> bios0: ROM list: 0xc0000/0xc800! 0xcc800/0x1000 0xcd800/0x1000
> 0xdc000/0x4000! 0xe0000/0x10000
> cpu0 at mainbus0
> cpu0: Enhanced SpeedStep 1200 MHz (1180 mV): speeds: 1200, 1100, 1000, 900,
> 800, 600 MHz
> pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
> pchb0 at pci0 dev 0 function 0 "Intel 82855GM Host" rev 0x02
> "Intel 82855GM Memory" rev 0x02 at pci0 dev 0 function 1 not configured
> "Intel 82855GM Config" rev 0x02 at pci0 dev 0 function 3 not configured
> vga1 at pci0 dev 2 function 0 "Intel 82855GM Video" rev 0x02
> wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> agp0 at vga1: aperture at 0xe0000000, size 0x8000000
> "Intel 82855GM Video" rev 0x02 at pci0 dev 2 function 1 not configured
> uhci0 at pci0 dev 29 function 0 "Intel 82801DB USB" rev 0x01: irq 11
> uhci1 at pci0 dev 29 function 1 "Intel 82801DB USB" rev 0x01: irq 11
> uhci2 at pci0 dev 29 function 2 "Intel 82801DB USB" rev 0x01: irq 11
> ehci0 at pci0 dev 29 function 7 "Intel 82801DB USB" rev 0x01: irq 11
> usb0 at ehci0: USB revision 2.0
> uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1
> ppb0 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0x81
> pci1 at ppb0 bus 2
> cbb0 at pci1 dev 0 function 0 "Ricoh 5C476 CardBus" rev 0x8d: irq 11
> sdhc0 at pci1 dev 0 function 1 "Ricoh 5C822 SD/MMC" rev 0x13: irq 11
> sdmmc0 at sdhc0
> em0 at pci1 dev 1 function 0 "Intel PRO/1000MT Mobile (82541GI)" rev 0x00:
> irq 11, address 00:0a:e4:2f:1e:ea
> ath0 at pci1 dev 2 function 0 "Atheros AR5212" rev 0x01: irq 11
> ath0: AR5213 5.9 phy 4.3 rf2112a 4.6, WOR0W, address 00:0e:9b:98:f6:55
> cardslot0 at cbb0 slot 0 flags 0
> cardbus0 at cardslot0: bus 3 device 0 cacheline 0x0, lattimer 0xb0
> pcmcia0 at cardslot0
> ichpcib0 at pci0 dev 31 function 0 "Intel 82801DBM LPC" rev 0x01: 24-bit
> timer at 3579545Hz
> pciide0 at pci0 dev 31 function 1 "Intel 82801DBM IDE" rev 0x01: DMA, channel
> 0 configured to compatibility, channel 1 configured to compatibility
> wd0 at pciide0 channel 0 drive 0: <HITACHI_DK13FA-40B>
> wd0: 16-sector PIO, LBA, 38154MB, 78140160 sectors
> wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5
> atapiscsi0 at pciide0 channel 1 drive 0
> scsibus0 at atapiscsi0: 2 targets, initiator 7
> cd0 at scsibus0 targ 0 lun 0: <MATSHITA, UJDA755yDVD/CDRW, 1.70> ATAPI
> 5/cdrom removable
> cd0(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2
> ichiic0 at pci0 dev 31 function 3 "Intel 82801DB SMBus" rev 0x01: irq 11
> iic0 at ichiic0
> spdmem0 at iic0 addr 0x51: 1GB DDR SDRAM non-parity PC2700CL2.5
> auich0 at pci0 dev 31 function 5 "Intel 82801DB AC97" rev 0x01: irq 11, ICH4
> AC97
> ac97: codec id 0x41445374 (Analog Devices AD1981B)
> ac97: codec features headphone, 20 bit DAC, No 3D Stereo
> audio0 at auich0
> "Intel 82801DB Modem" rev 0x01 at pci0 dev 31 function 6 not configured
> usb1 at uhci0: USB revision 1.0
> uhub1 at usb1 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb2 at uhci1: USB revision 1.0
> uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb3 at uhci2: USB revision 1.0
> uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> isa0 at ichpcib0
> isadma0 at isa0
> pckbc0 at isa0 port 0x60/5
> pckbd0 at pckbc0 (kbd slot)
> pckbc0: using irq 1 for kbd slot
> wskbd0 at pckbd0: console keyboard, using wsdisplay0
> pms0 at pckbc0 (aux slot)
> pckbc0: using irq 12 for aux slot
> wsmouse0 at pms0 mux 0
> pcppi0 at isa0 port 0x61
> midi0 at pcppi0: <PC speaker>
> spkr0 at pcppi0
> aps0 at isa0 port 0x1600/31
> npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16
> biomask effd netmask effd ttymask ffff
> mtrr: Pentium Pro MTRR support
> scsibus1 at sdmmc0: 2 targets, initiator 0
> sd0 at scsibus1 targ 1 lun 0: <SD/MMC, Drive #01, > SCSI2 0/direct fixed
> sd0: 1964MB, 250 cyl, 255 head, 63 sec, 512 bytes/sec, 4022272 sec total
> uhub4 at uhub0 port 1 "IBM Hub" rev 2.00/0.01 addr 2
> uhidev0 at uhub4 port 2 configuration 1 interface 0 "Microsoft Natural\M-.
> Ergonomic Keyboard 4000" rev 2.00/1.73 addr 3
> uhidev0: iclass 3/1
> ukbd0 at uhidev0: 8 modifier keys, 6 key codes
> wskbd1 at ukbd0 mux 1
> wskbd1: connecting to wsdisplay0
> uhidev1 at uhub4 port 2 configuration 1 interface 1 "Microsoft Natural\M-.
> Ergonomic Keyboard 4000" rev 2.00/1.73 addr 3
> uhidev1: iclass 3/0, 1 report id
> uhid0 at uhidev1 reportid 1: input=7, output=0, feature=0
> uhidev2 at uhub4 port 3 configuration 1 interface 0 "Logitech Trackball" rev
> 1.10/2.20 addr 4
> uhidev2: iclass 3/1
> ums0 at uhidev2: 3 buttons, Z dir
> wsmouse1 at ums0 mux 0
> softraid0 at root
> root on wd0a swap on wd0b dump on wd0b
