Hi.
Today, after the umpteenth freeze-from-sleeping (suspended system) and force-shutdown (by pressing the power button for 5 secs) and reboot of my system (11.10), the display resolution had changed from the usual 1024x600 (16.9) to 800x600 (4:3). When I checked System Info I found out that the graphic device was somehow listed as a different one: it is usually 'Unknown', while after that reboot it was an Intel Vesa 'something'...I forgot the exact description and I did not take a screenshot. (sorry).
My hardware:
Code:
computer
description: Notebook
version: Not Applicable
width: 32 bits
capabilities: smbios-2.5 dmi-2.5 smp-1.4 smp
configuration: administrator_password=disabled boot=normal chassis=notebook cpus=1 family=1234567890 frontpanel_password=unknown keyboard_password=unknown power-on_password=disabled sku=1234567890 uuid=[REMOVED]
*-core
description: Motherboard
product: N150/N210/N220
vendor: SAMSUNG ELECTRONICS CO., LTD.
physical id: 0
version: Not Applicable
serial: [REMOVED]
*-firmware
description: BIOS
vendor: Phoenix Technologies Ltd.
physical id: 0
version: 08JI.M073.20100325.JIP
date: 03/25/2010
size: 103KiB
capacity: 1984KiB
capabilities: isa pci pnp upgrade shadowing escd cdboot bootselect socketedrom edd int5printscreen int9keyboard int14serial int17printer int10video usb smartbattery biosbootspecification
*-cpu
description: CPU
product: Intel(R) Atom(TM) CPU N450 @ 1.66GHz
vendor: Intel Corp.
physical id: 4
bus info: cpu@0
version: 6.12.10
serial: [REMOVED]
slot: CPU 1
size: 1GHz
capacity: 3300MHz
width: 64 bits
capabilities: x86-64 boot fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe nx constant_tsc arch_perfmon pebs bts aperfmperf pni dtes64 monitor ds_cpl est tm2 ssse3 cx16 xtpr pdcm movbe lahf_lm cpufreq
configuration: cores=1 enabledcores=1 id=1 threads=2
*-cache:0
description: L1 cache
physical id: 5
slot: L1 Cache
size: 16KiB
capacity: 16KiB
capabilities: asynchronous internal write-back
*-cache:1
description: L2 cache
physical id: 6
slot: L2 Cache
size: 512KiB
capacity: 512KiB
capabilities: burst internal write-back
*-logicalcpu:0
description: Logical CPU
physical id: 1.1
width: 64 bits
capabilities: logical
*-logicalcpu:1
description: Logical CPU
physical id: 1.2
width: 64 bits
capabilities: logical
*-memory
description: System Memory
physical id: e
slot: System board or motherboard
size: 2GiB
*-bank
description: SODIMM DDR2 Synchronous 667 MHz (1.5 ns)
product: 012345678901234567890123456789012345
vendor: 48spaces
physical id: 0
serial: [REMOVED]
slot: J6G1
size: 2GiB
width: 64 bits
clock: 667MHz (1.5ns)
*-pci
description: Host bridge
product: N10 Family DMI Bridge
vendor: Intel Corporation
physical id: 100
bus info: pci@0000:00:00.0
version: 00
width: 32 bits
clock: 33MHz
configuration: driver=agpgart-intel
resources: irq:0
*-display:0
description: VGA compatible controller
product: N10 Family Integrated Graphics Controller
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: msi pm vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:46 memory:f0300000-f037ffff ioport:18d0(size=8) memory:d0000000-dfffffff memory:f0000000-f00fffff
*-display:1 UNCLAIMED
description: Display controller
product: N10 Family Integrated Graphics Controller
vendor: Intel Corporation
physical id: 2.1
bus info: pci@0000:00:02.1
version: 00
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: latency=0
resources: memory:f0380000-f03fffff
*-multimedia
description: Audio device
product: N10/ICH 7 Family High Definition Audio Controller
vendor: Intel Corporation
physical id: 1b
bus info: pci@0000:00:1b.0
version: 02
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: driver=HDA Intel latency=0
resources: irq:47 memory:f0400000-f0403fff
*-pci:0
description: PCI bridge
product: N10/ICH 7 Family PCI Express Port 1
vendor: Intel Corporation
physical id: 1c
bus info: pci@0000:00:1c.0
version: 02
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:40 ioport:5000(size=4096) memory:f0100000-f01fffff ioport:80a00000(size=2097152)
*-network
description: Wireless interface
product: AR9285 Wireless Network Adapter (PCI-Express)
vendor: Atheros Communications Inc.
physical id: 0
bus info: pci@0000:05:00.0
logical name: wlan0
version: 01
serial: [REMOVED]
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=ath9k driverversion=3.0.0-17-generic firmware=N/A ip=[REMOVED] latency=0 link=yes multicast=yes wireless=IEEE 802.11bgn
resources: irq:16 memory:f0100000-f010ffff
*-pci:1
description: PCI bridge
product: N10/ICH 7 Family PCI Express Port 2
vendor: Intel Corporation
physical id: 1c.1
bus info: pci@0000:00:1c.1
version: 02
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:41 ioport:4000(size=4096) memory:80600000-807fffff ioport:80800000(size=2097152)
*-pci:2
description: PCI bridge
product: N10/ICH 7 Family PCI Express Port 3
vendor: Intel Corporation
physical id: 1c.2
bus info: pci@0000:00:1c.2
version: 02
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:42 ioport:2000(size=4096) memory:f0200000-f02fffff ioport:80400000(size=2097152)
*-network
description: Ethernet interface
product: 88E8040 PCI-E Fast Ethernet Controller
vendor: Marvell Technology Group Ltd.
physical id: 0
bus info: pci@0000:09:00.0
logical name: eth0
version: 00
serial: [REMOVED]
capacity: 100Mbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=sky2 driverversion=1.28 firmware=N/A latency=0 link=no multicast=yes port=twisted pair
resources: irq:44 memory:f0200000-f0203fff ioport:2000(size=256)
*-pci:3
description: PCI bridge
product: N10/ICH 7 Family PCI Express Port 4
vendor: Intel Corporation
physical id: 1c.3
bus info: pci@0000:00:1c.3
version: 02
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:43 ioport:3000(size=4096) memory:80000000-801fffff ioport:80200000(size=2097152)
*-usb:0
description: USB Controller
product: N10/ICH 7 Family USB UHCI Controller #1
vendor: Intel Corporation
physical id: 1d
bus info: pci@0000:00:1d.0
version: 02
width: 32 bits
clock: 33MHz
capabilities: uhci bus_master
configuration: driver=uhci_hcd latency=0
resources: irq:23 ioport:1820(size=32)
*-usb:1
description: USB Controller
product: N10/ICH 7 Family USB UHCI Controller #2
vendor: Intel Corporation
physical id: 1d.1
bus info: pci@0000:00:1d.1
version: 02
width: 32 bits
clock: 33MHz
capabilities: uhci bus_master
configuration: driver=uhci_hcd latency=0
resources: irq:19 ioport:1840(size=32)
*-usb:2
description: USB Controller
product: N10/ICH 7 Family USB UHCI Controller #3
vendor: Intel Corporation
physical id: 1d.2
bus info: pci@0000:00:1d.2
version: 02
width: 32 bits
clock: 33MHz
capabilities: uhci bus_master
configuration: driver=uhci_hcd latency=0
resources: irq:18 ioport:1860(size=32)
*-usb:3
description: USB Controller
product: N10/ICH 7 Family USB UHCI Controller #4
vendor: Intel Corporation
physical id: 1d.3
bus info: pci@0000:00:1d.3
version: 02
width: 32 bits
clock: 33MHz
capabilities: uhci bus_master
configuration: driver=uhci_hcd latency=0
resources: irq:16 ioport:1880(size=32)
*-usb:4
description: USB Controller
product: N10/ICH 7 Family USB2 EHCI Controller
vendor: Intel Corporation
physical id: 1d.7
bus info: pci@0000:00:1d.7
version: 02
width: 32 bits
clock: 33MHz
capabilities: pm debug ehci bus_master cap_list
configuration: driver=ehci_hcd latency=0
resources: irq:23 memory:f0604000-f06043ff
*-pci:4
description: PCI bridge
product: 82801 Mobile PCI Bridge
vendor: Intel Corporation
physical id: 1e
bus info: pci@0000:00:1e.0
version: e2
width: 32 bits
clock: 33MHz
capabilities: pci subtractive_decode bus_master cap_list
*-isa
description: ISA bridge
product: NM10 Family LPC Controller
vendor: Intel Corporation
physical id: 1f
bus info: pci@0000:00:1f.0
version: 02
width: 32 bits
clock: 33MHz
capabilities: isa bus_master cap_list
configuration: latency=0
*-storage
description: SATA controller
product: N10/ICH7 Family SATA AHCI Controller
vendor: Intel Corporation
physical id: 1f.2
bus info: pci@0000:00:1f.2
logical name: scsi0
version: 02
width: 32 bits
clock: 66MHz
capabilities: storage msi pm ahci_1.0 bus_master cap_list emulated
configuration: driver=ahci latency=0
resources: irq:45 ioport:18e8(size=8) ioport:18dc(size=4) ioport:18e0(size=8) ioport:18d8(size=4) ioport:18c0(size=16) memory:f0604400-f06047ff
*-disk
description: ATA Disk
product: SAMSUNG HM250HI
physical id: 0.0.0
bus info: scsi@0:0.0.0
logical name: /dev/sda
version: 2AC1
serial: [REMOVED]
size: 232GiB (250GB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 signature=9d97ba08
*-volume:0
description: Windows NTFS volume
physical id: 1
bus info: scsi@0:0.0.0,1
logical name: /dev/sda1
version: 3.1
serial: [REMOVED]
size: 14GiB
capacity: 15GiB
capabilities: primary ntfs initialized
configuration: clustersize=4096 created=2009-12-10 18:03:43 filesystem=ntfs label=RECOVERY state=clean
*-volume:1
description: Windows NTFS volume
physical id: 2
bus info: scsi@0:0.0.0,2
logical name: /dev/sda2
version: 3.1
serial: [REMOVED]
size: 98MiB
capacity: 100MiB
capabilities: primary bootable ntfs initialized
configuration: clustersize=4096 created=2009-12-10 18:03:47 filesystem=ntfs label=SYSTEM state=clean
*-volume:2
description: Windows NTFS volume
physical id: 3
bus info: scsi@0:0.0.0,3
logical name: /dev/sda3
version: 3.1
serial: [REMOVED]
size: 100GiB
capacity: 100GiB
capabilities: primary ntfs initialized
configuration: clustersize=4096 created=2009-12-10 18:03:48 filesystem=ntfs state=clean
*-volume:3
description: Extended partition
physical id: 4
bus info: scsi@0:0.0.0,4
logical name: /dev/sda4
size: 117GiB
capacity: 117GiB
capabilities: primary extended partitioned partitioned:extended
*-logicalvolume:0
description: Linux filesystem partition
physical id: 5
logical name: /dev/sda5
logical name: /
capacity: 27GiB
configuration: mount.fstype=ext4 mount.options=rw,relatime,errors=remount-ro,user_xattr,acl,barrier=1,data=ordered state=mounted
*-logicalvolume:1
description: Linux filesystem partition
physical id: 6
logical name: /dev/sda6
logical name: /home
capacity: 87GiB
configuration: mount.fstype=ext4 mount.options=rw,relatime,user_xattr,acl,barrier=1,data=ordered state=mounted
*-logicalvolume:2
description: Linux swap / Solaris partition
physical id: 7
logical name: /dev/sda7
capacity: 1952MiB
capabilities: nofs
*-serial UNCLAIMED
description: SMBus
product: N10/ICH 7 Family SMBus Controller
vendor: Intel Corporation
physical id: 1f.3
bus info: pci@0000:00:1f.3
version: 02
width: 32 bits
clock: 33MHz
configuration: latency=0
resources: ioport:18a0(size=32)
*-remoteaccess UNCLAIMED
vendor: Intel
physical id: 1
capabilities: inbound
Any logs that could help to figure out what has happened? xorg.0? xorg.1? syslog?
Thank you
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