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Prima:

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dopo: 

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= Recupero informazioni per Troubleshooting =

Avviare da CD live. E' possibile eseguire questi comandi da un terminale. 

== BIOS ==
{{{
sudo biosdecode
}}}
== SMBIOS/DMI ==
{{{
sudo dmidecode
sudo dmidecode -s system-product-name
}}}
== HAL ==
{{{
sudo lshal
}}}
== CPU ==
{{{
sudo lscpu
sudo cat /proc/cpuinfo
}}}
== PCI ==
{{{
sudo lspci -vvv -nn -G
}}}
== USB ==
{{{
sudo lsusb -v
}}}
== ALL HW ==
{{{
sudo lshw

sudo lshw -businfo

sudo lshw -short

sudo lshw -disable dmi
}}}
== Hardware specifici ==

per IBM/Lenovo:
{{{
sudo vpddecode
}}}
per Compaq
{{{
sudo ownsership
}}}
== Software ==

Versione Ubuntu installata
{{{
sudo lsb_release -a 
sudo uname -a
sudo cat /proc/version
}}}
== Kernel ==

moduli installati nel kernel
{{{
sudo lsmod
}}}
parametri di avvio del kernel:
{{{
sudo cat /proc/cmdline
}}}
interrupt
{{{
sudo cat /proc/interrupts
}}}
Clocksource
{{{
sudo cat  /sys/devices/system/clocksource/clocksource0/current_clocksource
sudo cat  /sys/devices/system/clocksource/clocksource0/available_clocksource 
}}}

== Filesystem Ext ==

lista dei file aperti:
{{{
sudo lsof
}}}

== File di LOG ==
{{{
gnome-system-log
}}}

{{{
sudo dmesg
cat /var/log/Xorg.0.log
}}}

== Partizioni/MBR ==

{{{
sudo fdisk -lu
sudo sfdisk -d
sudo parted -l
sudo parted /dev/sda print
}}}

== Partizioni EFI/GPT ==
{{{
sudo gdisk -l /dev/sda
}}}

bootinfoscript: [[http://forum.ubuntu-it.org/viewtopic.php?t=397639|istruzioni]]

== Accelerazione 3D/X ==
libreria mesa
{{{
ldd  /usr/bin/glxinfo
}}}
Rif: [[http://forum.ubuntu-it.org/viewtopic.php?t=401215|qui]]
{{{
sudo xdpyinfo
sudo xdriinfo
}}}
Kernel mode setting [[https://wiki.ubuntu.com/X/KernelModeSetting|Rif.]] [[https://wiki.ubuntu.com/X/Troubleshooting|Rif.]]
{{{
dmesg | grep drm
}}}

== INIT/UPSTART ==
{{{
sudo initctl list
man 5 init
}}}

== ALSA ==
{{{
wget -O alsa-info.sh http://alsa-project.org/alsa-info.sh && bash ./alsa-info.sh
}}}
rif:[[http://forum.ubuntu-it.org/viewtopic.php?t=398777|HDMI]]
{{{
sudo aplay -l
sudo aplay -L
}}}
[[https://help.ubuntu.com/community/SoundTroubleshooting|rif.]]
== UREADAHEAD ==
{{{
sudo /sbin/ureadahead --debug
}}}
== DBUS ==
{{{
sudo dbus-monitor
}}}

== UDEV ==
{{{
sudo udevadm info --export-db 
}}}

== Riferimenti utili ==
Sensor detect ultima versione: [[http://dl.lm-sensors.org/lm-sensors/files/sensors-detect|sensors-detect]]

Latencytop, Powertop (latenza e comandi per ridurre consumo)

filefrag: [[http://forum.ubuntu-it.org/viewtopic.php?t=385909|defrag ext3]]

ripristinare il bootsector windos(xp) da linux (equivalente di fdisk /mbr): sudo ms-sys -m  /dev/sda

vedere tipo di partizione sul disco (EFI, EMBR, etc): sudo hd -v -s 512 -n 4 -e '"%_u"' /dev/sda

trace di un processo: strace -p $pid_del_processo

parametri kernel: [[http://www.kernel.org/doc/Documentation/kernel-parameters.txt|kernel-paramters]]

lista pacchetti : dpkg --get-selections > lista-pacchetti

forensic : [[http://www.aw-bc.com/samplechapter/0321268172.pdf|File System Forensic Analysis - Brian Carrier ]]

un caso : [[http://www.denisfrati.it/?p=1262|caso]]

GPT e linux : [[http://www.ibm.com/developerworks/linux/library/l-gpt/index.html?ca=dgr-lnxw07GPT-Storagedth-lx&S_TACT=105AGY83&S_CMP=grlnxw07|IBM]]

Scheduler : [[http://forum.ubuntu-it.org/viewtopic.php?t=309328|info kernel]]

Audio : [[http://www.kernel.org/doc/Documentation/sound/|kernel sound]]

Spulciato i miei post dall'inizio fino al 7/ago/2010  [[http://paste.ubuntu.com/474565/|Paste]]

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