Problemi di visualizzazione (non sempre)
Inviato: giovedì 21 ottobre 2010, 12:41
Da non so quale aggiornamento ho un problema di visualizzazione del desktop, nel senso che attorno al mouse si vede un alone di pixel colorati, come attorno all'icona di skype.
Ho preso una schermata con il tasto Stamp.
http://www.webalice.it/diego.bonanno/Schermata-1.png
Sorprendentemente nella schermata il cursore del mouse si vede bene, mentre il resto è compromesso.
Questo problema si presenta statisticamente 4 volte su 5, quindi riavviando il pc più volte riesco a visualizzare tutto correttamente.
http://www.webalice.it/diego.bonanno/Schermata-2.png
Posto il risultato del comando lshw:
La versione di Ubuntu è la 10.04 per architettura amd64.
Come risolvere?
Ho preso una schermata con il tasto Stamp.
http://www.webalice.it/diego.bonanno/Schermata-1.png
Sorprendentemente nella schermata il cursore del mouse si vede bene, mentre il resto è compromesso.
Questo problema si presenta statisticamente 4 volte su 5, quindi riavviando il pc più volte riesco a visualizzare tutto correttamente.
http://www.webalice.it/diego.bonanno/Schermata-2.png
Posto il risultato del comando lshw:
Codice: Seleziona tutto
diego@diego-sala:~$ sudo lshw
[sudo] password for diego:
diego-sala
description: Desktop Computer
product: To Be Filled By O.E.M.
vendor: To Be Filled By O.E.M.
version: To Be Filled By O.E.M.
serial: To Be Filled By O.E.M.
width: 64 bits
capabilities: smbios-2.3 dmi-2.3 vsyscall64 vsyscall32
configuration: boot=normal chassis=desktop uuid=00073524-E241-D911-B8B1-E6251892F07C
*-core
description: Motherboard
product: K8V-X
vendor: ASUSTeK Computer Inc.
physical id: 0
version: Rev 2.00
serial: MB-1234567890
*-firmware
description: BIOS
vendor: American Megatrends Inc.
physical id: 0
version: 1012.003 (09/12/2005)
size: 64KiB
capacity: 448KiB
capabilities: isa pci pnp apm upgrade shadowing escd cdboot bootselect socketedrom edd int13floppy1200 int13floppy720 int13floppy2880 int5printscreen int9keyboard int14serial int17printer int10video acpi usb agp ls120boot zipboot biosbootspecification
*-cpu
description: CPU
product: AMD Athlon(tm) 64 Processor 3000+
vendor: Advanced Micro Devices [AMD]
physical id: 4
bus info: cpu@0
version: AMD Athlon(tm) 64 Processor 3000+
serial: To Be Filled By O.E.M.
slot: Socket 754
size: 2GHz
capacity: 2400MHz
width: 64 bits
clock: 200MHz
capabilities: fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext x86-64 3dnowext 3dnow up rep_good cpufreq
*-cache:0
description: L1 cache
physical id: 5
slot: L1-Cache
size: 64KiB
capacity: 64KiB
capabilities: pipeline-burst internal varies data
*-cache:1
description: L2 cache
physical id: 6
slot: L2-Cache
size: 512KiB
capacity: 512KiB
capabilities: pipeline-burst internal varies unified
*-memory
description: System Memory
physical id: 33
slot: System board or motherboard
size: 1536MiB
*-bank:0
description: DIMM DDR Synchronous 333 MHz (3.0 ns)
product: PartNum0
vendor: Manufacturer0
physical id: 0
serial: SerNum0
slot: DIMM0
size: 512MiB
width: 64 bits
clock: 333MHz (3.0ns)
*-bank:1
description: DIMM DDR Synchronous 333 MHz (3.0 ns)
product: PartNum1
vendor: Manufacturer1
physical id: 1
serial: SerNum1
slot: DIMM1
size: 512MiB
width: 64 bits
clock: 333MHz (3.0ns)
*-bank:2
description: DIMM DDR Synchronous 333 MHz (3.0 ns)
product: PartNum2
vendor: Manufacturer2
physical id: 2
serial: SerNum2
slot: DIMM2
size: 512MiB
width: 64 bits
clock: 333MHz (3.0ns)
*-pci:0
description: Host bridge
product: VT8385 [K8T800 AGP] Host Bridge
vendor: VIA Technologies, Inc.
physical id: 100
bus info: pci@0000:00:00.0
version: 01
width: 32 bits
clock: 66MHz
configuration: driver=agpgart-amd64 latency=32
resources: irq:0 memory:0-7ffffff(prefetchable)
*-pci
description: PCI bridge
product: VT8237 PCI bridge [K8T800/K8T890 South]
vendor: VIA Technologies, Inc.
physical id: 1
bus info: pci@0000:00:01.0
version: 00
width: 32 bits
clock: 66MHz
capabilities: pci pm bus_master cap_list
resources: ioport:b000(size=4096) memory:fd100000-fd6fffff memory:cd000000-ecffffff(prefetchable)
*-display:0
description: VGA compatible controller
product: RV280 [Radeon 9200 SE]
vendor: ATI Technologies Inc
physical id: 0
bus info: pci@0000:01:00.0
version: 01
width: 32 bits
clock: 66MHz
capabilities: agp agp-3.0 pm bus_master cap_list rom
configuration: driver=radeon latency=32 mingnt=8
resources: irq:16 memory:e0000000-e7ffffff(prefetchable) ioport:b000(size=256) memory:fd600000-fd60ffff memory:fd500000-fd51ffff(prefetchable)
*-display:1 UNCLAIMED
description: Display controller
product: RV280 [Radeon 9200 SE] (Secondary)
vendor: ATI Technologies Inc
physical id: 0.1
bus info: pci@0000:01:00.1
version: 01
width: 32 bits
clock: 66MHz
capabilities: pm bus_master cap_list
configuration: latency=32 mingnt=8
resources: memory:d8000000-dfffffff(prefetchable) memory:fd400000-fd40ffff
*-multimedia:0
description: Multimedia controller
product: SAA7130 Video Broadcast Decoder
vendor: Philips Semiconductors
physical id: 9
bus info: pci@0000:00:09.0
version: 01
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=saa7134 latency=32 maxlatency=40 mingnt=16
resources: irq:16 memory:fdf00000-fdf003ff
*-network
description: Ethernet interface
product: 88E8001 Gigabit Ethernet Controller
vendor: Marvell Technology Group Ltd.
physical id: a
bus info: pci@0000:00:0a.0
logical name: eth0
version: 13
serial: 00:11:d8:0b:e6:0e
size: 100MB/s
capacity: 1GB/s
width: 32 bits
clock: 66MHz
capabilities: pm vpd bus_master cap_list rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=skge driverversion=1.13 duplex=full firmware=N/A ip=192.168.1.2 latency=32 link=yes maxlatency=31 mingnt=23 multicast=yes port=twisted pair speed=100MB/s
resources: irq:17 memory:fde00000-fde03fff ioport:c800(size=256) memory:fdd00000-fdd1ffff(prefetchable)
*-storage
description: RAID bus controller
product: VIA VT6420 SATA RAID Controller
vendor: VIA Technologies, Inc.
physical id: f
bus info: pci@0000:00:0f.0
logical name: scsi1
version: 80
width: 32 bits
clock: 33MHz
capabilities: storage pm bus_master cap_list emulated
configuration: driver=sata_via latency=32
resources: irq:20 ioport:e800(size=8) ioport:e400(size=4) ioport:e000(size=8) ioport:d800(size=4) ioport:d400(size=16) ioport:d000(size=256)
*-disk
description: ATA Disk
product: ST3250820AS
vendor: Seagate
physical id: 0.0.0
bus info: scsi@1:0.0.0
logical name: /dev/sda
version: 3.AA
serial: 9QE15C9E
size: 232GiB (250GB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 signature=000df198
*-volume:0
description: Linux swap volume
physical id: 1
bus info: scsi@1:0.0.0,1
logical name: /dev/sda1
version: 1
size: 2996MiB
capacity: 2996MiB
capabilities: primary nofs swap initialized
configuration: filesystem=swap pagesize=4096
*-volume:1
description: EXT4 volume
vendor: Linux
physical id: 2
bus info: scsi@1:0.0.0,2
logical name: /dev/sda2
logical name: /
version: 1.0
serial: 5a761738-e695-4979-b176-4d0b8d07225f
size: 11GiB
capacity: 11GiB
capabilities: primary bootable journaled extended_attributes large_files huge_files dir_nlink recover extents ext4 ext2 initialized
configuration: created=2010-07-11 10:05:23 filesystem=ext4 lastmountpoint=/�\U��������p�\U���)�[�����o[������]���s�������[� modified=2010-10-18 12:22:09 mount.fstype=ext4 mount.options=rw,relatime,errors=remount-ro,barrier=1,data=ordered mounted=2010-10-21 09:54:02 state=mounted
*-volume:2
description: EXT4 volume
vendor: Linux
physical id: 3
bus info: scsi@1:0.0.0,3
logical name: /dev/sda3
logical name: /home
version: 1.0
serial: 9fd80f6d-13b2-4437-b1bc-a235af09b015
size: 218GiB
capacity: 218GiB
capabilities: primary journaled extended_attributes large_files huge_files dir_nlink recover extents ext4 ext2 initialized
configuration: created=2010-07-11 10:05:29 filesystem=ext4 lastmountpoint=/home��Q���Í(��Q�����U�����Q�����R���s�����ph modified=2010-10-21 09:54:04 mount.fstype=ext4 mount.options=rw,relatime,barrier=1,data=ordered mounted=2010-10-21 09:54:04 state=mounted
*-ide
description: IDE interface
product: VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE
vendor: VIA Technologies, Inc.
physical id: f.1
bus info: pci@0000:00:0f.1
logical name: scsi2
version: 06
width: 32 bits
clock: 33MHz
capabilities: ide pm bus_master cap_list emulated
configuration: driver=pata_via latency=32
resources: irq:20 ioport:1f0(size=8) ioport:3f6 ioport:170(size=8) ioport:376 ioport:fc00(size=16)
*-cdrom
description: DVD writer
physical id: 0.0.0
bus info: scsi@2:0.0.0
logical name: /dev/cdrom
logical name: /dev/cdrw
logical name: /dev/dvd
logical name: /dev/dvdrw
logical name: /dev/scd0
logical name: /dev/sr0
capabilities: audio cd-r cd-rw dvd dvd-r
configuration: status=nodisc
*-usb:0
description: USB Controller
product: VT82xxxxx UHCI USB 1.1 Controller
vendor: VIA Technologies, Inc.
physical id: 10
bus info: pci@0000:00:10.0
version: 81
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=uhci_hcd latency=32
resources: irq:21 ioport:dc00(size=32)
*-usb:1
description: USB Controller
product: VT82xxxxx UHCI USB 1.1 Controller
vendor: VIA Technologies, Inc.
physical id: 10.1
bus info: pci@0000:00:10.1
version: 81
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=uhci_hcd latency=32
resources: irq:21 ioport:ec00(size=32)
*-usb:2
description: USB Controller
product: VT82xxxxx UHCI USB 1.1 Controller
vendor: VIA Technologies, Inc.
physical id: 10.2
bus info: pci@0000:00:10.2
version: 81
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=uhci_hcd latency=32
resources: irq:21 ioport:c000(size=32)
*-usb:3
description: USB Controller
product: VT82xxxxx UHCI USB 1.1 Controller
vendor: VIA Technologies, Inc.
physical id: 10.3
bus info: pci@0000:00:10.3
version: 81
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=uhci_hcd latency=32
resources: irq:21 ioport:c400(size=32)
*-usb:4
description: USB Controller
product: USB 2.0
vendor: VIA Technologies, Inc.
physical id: 10.4
bus info: pci@0000:00:10.4
version: 86
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=ehci_hcd latency=32
resources: irq:21 memory:fdc00000-fdc000ff
*-isa
description: ISA bridge
product: VT8237 ISA bridge [KT600/K8T800/K8T890 South]
vendor: VIA Technologies, Inc.
physical id: 11
bus info: pci@0000:00:11.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: isa pm bus_master cap_list
configuration: latency=0
*-multimedia:1
description: Multimedia audio controller
product: VT8233/A/8235/8237 AC97 Audio Controller
vendor: VIA Technologies, Inc.
physical id: 11.5
bus info: pci@0000:00:11.5
version: 60
width: 32 bits
clock: 33MHz
capabilities: pm cap_list
configuration: driver=VIA 82xx Audio latency=0
resources: irq:22 ioport:cc00(size=256)
*-communication UNCLAIMED
description: Communication controller
product: AC'97 Modem Controller
vendor: VIA Technologies, Inc.
physical id: 11.6
bus info: pci@0000:00:11.6
version: 80
width: 32 bits
clock: 33MHz
capabilities: pm cap_list
configuration: latency=0
resources: ioport:1000(size=256)
*-pci:1
description: Host bridge
product: K8 [Athlon64/Opteron] HyperTransport Technology Configuration
vendor: Advanced Micro Devices [AMD]
physical id: 101
bus info: pci@0000:00:18.0
version: 00
width: 32 bits
clock: 33MHz
*-pci:2
description: Host bridge
product: K8 [Athlon64/Opteron] Address Map
vendor: Advanced Micro Devices [AMD]
physical id: 102
bus info: pci@0000:00:18.1
version: 00
width: 32 bits
clock: 33MHz
*-pci:3
description: Host bridge
product: K8 [Athlon64/Opteron] DRAM Controller
vendor: Advanced Micro Devices [AMD]
physical id: 103
bus info: pci@0000:00:18.2
version: 00
width: 32 bits
clock: 33MHz
configuration: driver=amd64_edac
resources: irq:0
*-pci:4
description: Host bridge
product: K8 [Athlon64/Opteron] Miscellaneous Control
vendor: Advanced Micro Devices [AMD]
physical id: 104
bus info: pci@0000:00:18.3
version: 00
width: 32 bits
clock: 33MHz
configuration: driver=k8temp
resources: irq:0
diego@diego-sala:~$
Come risolvere?