64/32-bit madness (Ubuntu switched Kernel during upgrades!?)
a while ago I installed 10.04 LTS on a 64-bit capable Atom System (Intel D945GCLF2). As far as I can remember, I installed the 64-bit version. My Kernel history seems to back this as well. In the meantime I upgraded to 11.x, 12.04 LTS, 12.10 and lastly changed the mainboard to an ASUS C60M1-I (64-bit as well).
BUT: Now I suddenly seem to be a running 32-bit Kernel:
dpkg --list | grep linux-image
ii linux-image-2.6.32-30-generic 2.6.32-30.59 i386 Linux kernel image for version 2.6.32 on x86/x86_64 ii linux-image-2.6.38-11-generic 2.6.38-11.50 i386 Linux kernel image for version 2.6.38 on x86/x86_64 rc linux-image-2.6.38-15-generic 2.6.38-15.66 i386 Linux kernel image for version 2.6.38 on x86/x86_64 rc linux-image-2.6.38-16-generic 2.6.38-16.67 i386 Linux kernel image for version 2.6.38 on x86/x86_64 ii linux-image-3.0.0-26-generic 3.0.0-26.42 i386 Linux kernel image for version 3.0.0 on x86/x86_64 ii linux-image-3.2.0-31-generic 3.2.0-31.50 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP rc linux-image-3.2.0-32-generic 3.2.0-32.51 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP ii linux-image-3.2.0-33-generic 3.2.0-33.52 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP ii linux-image-3.2.0-40-generic 3.2.0-40.64 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP ii linux-image-generic 3.2.0.40.48 i386 Generic Linux kernel image
Kernel only sees 2.7 Gigabyte of Memory:
free -m
total used free shared buffers cached
Mem: 2643 2440 203 0 247 2046 -/+ buffers/cache: 146 2497 Swap: 17205 0 17205
32-bit Kernel (not even -PAE)
uname -a
Linux pandora 3.2.0-40-generic #64-Ubuntu SMP Mon Mar 25 21:22:26 UTC 2013 i686 athlon i686 GNU/Linux
Question: What would you recommend to do? My goal is to a) at least address all of the memory installed (4 Gbyte-VRAM) and b) run a 64-bit system.
Thanks for any advice -Costa
a while ago I installed 10.04 LTS on a 64-bit capable Atom System (Intel D945GCLF2). As far as I can remember, I installed the 64-bit version. My Kernel history seems to back this as well. In the meantime I upgraded to 11.x, 12.04 LTS, 12.10 and lastly changed the mainboard to an ASUS C60M1-I (64-bit as well).
BUT: Now I suddenly seem to be a running 32-bit Kernel:
dpkg --list | grep linux-image
ii linux-image-2.6.32-30-generic 2.6.32-30.59 i386 Linux kernel image for version 2.6.32 on x86/x86_64 ii linux-image-2.6.38-11-generic 2.6.38-11.50 i386 Linux kernel image for version 2.6.38 on x86/x86_64 rc linux-image-2.6.38-15-generic 2.6.38-15.66 i386 Linux kernel image for version 2.6.38 on x86/x86_64 rc linux-image-2.6.38-16-generic 2.6.38-16.67 i386 Linux kernel image for version 2.6.38 on x86/x86_64 ii linux-image-3.0.0-26-generic 3.0.0-26.42 i386 Linux kernel image for version 3.0.0 on x86/x86_64 ii linux-image-3.2.0-31-generic 3.2.0-31.50 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP rc linux-image-3.2.0-32-generic 3.2.0-32.51 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP ii linux-image-3.2.0-33-generic 3.2.0-33.52 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP ii linux-image-3.2.0-40-generic 3.2.0-40.64 i386 Linux kernel image for version 3.2.0 on 32 bit x86 SMP ii linux-image-generic 3.2.0.40.48 i386 Generic Linux kernel image
Kernel only sees 2.7 Gigabyte of Memory:
free -m
total used free shared buffers cached
Mem: 2643 2440 203 0 247 2046 -/+ buffers/cache: 146 2497 Swap: 17205 0 17205
32-bit Kernel (not even -PAE)
uname -a
Linux pandora 3.2.0-40-generic #64-Ubuntu SMP Mon Mar 25 21:22:26 UTC 2013 i686 athlon i686 GNU/Linux
Question: What would you recommend to do? My goal is to a) at least address all of the memory installed (4 Gbyte-VRAM) and b) run a 64-bit system.
Thanks for any advice -Costa
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