Linux 系統維護指令

[puritys]home$ lspci -v
00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02)
        Flags: fast devsel
 
00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II]
        Flags: bus master, medium devsel, latency 0

[puritys]home$ lsusb
Bus 001 Device 012: ID 80ee:0021 VirtualBox USB Tablet
Bus 001 Device 001: ID 0000:0000

[puritys]home$ cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 15
model name      : Intel(R) Core(TM)2 Quad CPU    Q6600  @ 2.40GHz
stepping        : 11
cpu MHz         : 2402.021
cache size      : 6144 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 5
wp              : yes
flags           : fpu vme de pse tsc msr mce cx8 apic mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 constant_tsc pni monitor

[puritys]home$ free
       total       used       free     shared    buffers     cached
Mem:    255792     241656    14136     0      49104     105744
-/+ buffers/cache:  86808   168984
Swap:   622584        192   622392

[puritys]home$ sudo dmidecode
# dmidecode 2.9
SMBIOS 2.5 present.
5 structures occupying 352 bytes.
Table at 0x000E1000.
 
Handle 0x0000, DMI type 0, 20 bytes
BIOS Information
        Vendor: innotek GmbH
        Version: VirtualBox
        Release Date: 12/01/2006
        Address: 0xE0000
        Runtime Size: 128 kB
        ROM Size: 128 kB
        Characteristics:

[puritys]home$ cat /etc/issue
CentOS release 4.9 (Final)
Kernel r on an m
NOTICE: Support for CentOS 4 ends on Feb 29th, 2012

[puritys]home$ more /proc/version
Linux version x.x.x-xx (mockbuild@builderxx.centos.org) (gcc version 3.4.6 20060404 (Red Hat x.x.x-1
1)) #1 Thu Jul 21 17:12:08 EDT 2011
 
[puritys]home$ uname -a
Linux www.yahoo.com.tw x.x.x-xxx #1 Thu Jul 21 17:12:08 EDT 2011 i686 i686 i386 GNU/Linux

[puritys]home$ sudo hdparm -i /dev/hda
 
/dev/hda:
 
 Model=VBOX HARDDISK, FwRev=1.0, SerialNo=VBb9b3eddb-80cc9845
 Config={ Fixed }
 RawCHS=16383/16/63, TrkSize=0, SectSize=512, ECCbytes=0
 BuffType=DualPortCache, BuffSize=256kB, MaxMultSect=128, MultSect=128
 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=31457280
 IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
 PIO modes:  pio0 pio3 pio4
 DMA modes:  mdma0 mdma1 mdma2
 UDMA modes: udma0 udma1 *udma2 udma3 udma4 udma5 udma6
 AdvancedPM=no WriteCache=enabled
 Drive conforms to: unknown:
* signifies the current active mode

[puritys]home$ df
Filesystem             1K-區段      已用     可用 已用% 掛載點
/dev/mapper/VolGroup00-LogVol00
                      xxxxxxxx   xxxxxxx   xxxxxxx  x7% /
/dev/hda1               101086     12574     83293  14% /boot
none                    127896         0    127896   0% /dev/shm
 
 
[puritys]home$ sudo smartctl -a /dev/hda1
smartctl version 5.33 [i686-redhat-linux-gnu] Copyright (C) 2002-4 Bruce Allen
Home page is http://smartmontools.sourceforge.net/
 
=== START OF INFORMATION SECTION ===
Device Model:     VBOX HARDDISK
Serial Number:    Vxxxxxx-80ccxx45
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[puritys]home$ sudo dmesg | more
Linux version 2.6.9-101.EL (mockbuild@builder10.centos.org) (gcc version 3.4.6 20060404 (Red Hat 3.4.6-1
1)) #1 Thu Jul 21 17:12:08 EDT 2011
BIOS-provided physical RAM map:
 BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
 BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
 BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
 BIOS-e820: 0000000000100000 - 000000000fff0000 (usable)
 BIOS-e820: 000000000fff0000 - 0000000010000000 (ACPI data)
 BIOS-e820: 00000000fffc0000 - 0000000100000000 (reserved)
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