Bom, amigos, com o comando dmesg apareceu isto:
[ 0.004000] please try cgroup_disable=memory option if you don't want
[ 0.004000] Scanning for low memory corruption every 60 seconds
[ 0.004000] Memory: 225436k/244608k available (4126k kernel code, 18508k reserved, 2208k data, 532k init, 0k highmem)
[ 0.004000] virtual kernel memory layout:
[ 0.004000] fixmap : 0xffc77000 - 0xfffff000 (3616 kB)
[ 0.004000] pkmap : 0xff400000 - 0xff800000 (4096 kB)
[ 0.004000] vmalloc : 0xcf6e0000 - 0xff3fe000 ( 765 MB)
[ 0.004000] lowmem : 0xc0000000 - 0xceee0000 ( 238 MB)
[ 0.004000] .init : 0xc0737000 - 0xc07bc000 ( 532 kB)
[ 0.004000] .data : 0xc0507a6f - 0xc072fe60 (2208 kB)
[ 0.004000] .text : 0xc0100000 - 0xc0507a6f (4126 kB)
[ 0.004000] Checking if this processor honours the WP bit even in supervisor mode...Ok.
[ 0.004000] SLUB: Genslabs=12, HWalign=128, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[ 0.004013] Calibrating delay loop (skipped), value calculated using timer frequency.. 6133.98 BogoMIPS (lpj=12267964)
[ 0.004035] Security Framework initialized
[ 0.004043] SELinux: Disabled at boot.
[ 0.004064] AppArmor: AppArmor initialized
[ 0.004076] Mount-cache hash table entries: 512
[ 0.004235] Initializing cgroup subsys ns
[ 0.004240] Initializing cgroup subsys cpuacct
[ 0.004243] Initializing cgroup subsys memory
[ 0.004248] Initializing cgroup subsys freezer
[ 0.004270] CPU: Trace cache: 12K uops, L1 D cache: 16K
[ 0.004275] CPU: L2 cache: 1024K
[ 0.004279] CPU: Physical Processor ID: 0
[ 0.004281] CPU: Processor Core ID: 0
[ 0.004285] using mwait in idle threads.
[ 0.004301] Checking 'hlt' instruction... OK.
[ 0.023625] ACPI: Core revision 20080926
[ 0.027681] ACPI: Checking initramfs for custom DSDT
[ 0.313309] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.353284] CPU0: Intel(R) Pentium(R) 4 CPU 3.06GHz stepping 09
[ 0.356001] Booting processor 1 APIC 0x1 ip 0x6000
[ 0.004000] Initializing CPU#1
[ 0.004000] Calibrating delay using timer specific routine.. 6133.94 BogoMIPS (lpj=12267882)
E, se fiz direitinho lá no amageshack, com o top: