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−.. -*- coding: utf-8; -*-
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−
+
−========
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− Linux.
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−========
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−.. contents::
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−   :local:
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−
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−Linux distro.
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−=============
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−
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−  http://distrowatch.com/
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−                Comparing Linux distros.
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−
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−SysRq.
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−======
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−::
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−
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−  x86: ALT-SysRq-<command key>
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−  SPARC: ALT-STOP-<command key>
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−  PPC: ALT - Print Screen (or F13) - <command key>
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−
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−  'b' - reboot
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−  'p' - dump the current registers and flags to your console
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−  'r' - take control of keyboard back from X
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−  'e' - send SIGTERM to all processes, except for init
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−  'i' - send SIGKILL to all processes, except for init
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−  's' - attempt to sync all mounted filesystems
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−  'u' - remount all filesystems read-only
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−
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−You can put one of such line::
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−
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−  $ echo 0 > /proc/sys/kernel/sysrq  # disable
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−  $ echo 1 > /proc/sys/kernel/sysrq  # enable
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−
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−to your /etc/rc.local or alternativaly place under /etc/sysctl::
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−
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−  kernel.sysrq = 1
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−
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−  http://www.kernel.org/doc/Documentation/sysrq.txt
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−                Linux Magic System Request Key Hacks
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−
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−Comunity.
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−=========
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−
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−  http://kernelnewbies.org/
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−    Linux Kernel Newbies
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−