Javier Gómez Rodríguez alambike

## dmesg_human_readable.pl
#!/usr/bin/perl

use strict;
use warnings;
use POSIX qw(strftime);

my @dmesg_new = ();
my $dmesg = "/bin/dmesg";
my @dmesg_old = `$dmesg`;
my $now = time();

## Para mellorar as fontes de consola e gvim.md

      
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                alambike
                / Para mellorar as fontes de consola e gvim.md
            
            
              Last active
              July 18, 2016 16:41
            
          
Instalar infinality para Ubuntu

http://linuxg.net/improve-the-font-rendering-of-your-ubuntu-debian-or-derivative-system-via-infinality/
$ sudo add-apt-repository ppa:no1wantdthisname/ppa
$ sudo apt-get update
$ sudo apt-get install fontconfig-infinality


## moshscr
#!/bin/bash
/usr/bin/mosh --no-init $1 -- screen -dR

## clearcache.sh
#!/bin/sh
sync; echo 3 > /proc/sys/vm/drop_caches
swapoff -a && swapon -a

## pfdel.pl
#!/usr/bin/perl -w
#
# pfdel - deletes message containing specified address from
# Postfix queue. Matches either sender or recipient address.
#
# Usage: pfdel <email_address>
#

use strict;

## purge_old_kernel.sh
# http://markmcb.com/2013/02/04/cleanup-unused-linux-kernels-in-ubuntu/

dpkg -l 'linux-*' | sed '/^ii/!d;/'"$(uname -r | sed "s/\(.*\)-\([^0-9]\+\)/\1/")"'/d;s/^[^ ]* [^ ]* \([^ ]*\).*/\1/;/[0-9]/!d'| xargs sudo apt-get purge -y

## ejemplos
# por ftp con wget
wget -r --user=<usuario> --password=<password> ftp://<host>

# por http con wget
wget --mirror --convert-links --adjust-extension --page-requisites --no-parent --domains <dominio> -H <dominio>

# por http con httrack
httrack "http://<dominio>/" -O <path_almacenamiento> "+*.<dominio>/*" -v

## sysctl.conf
### IMPROVE SYSTEM MEMORY MANAGEMENT ###

# Increase size of file handles and inode cache
fs.file-max = 2097152

# Do less swapping
vm.swappiness = 10
vm.dirty_ratio = 60
vm.dirty_background_ratio = 2

## mongodb
# Reparar as tablas de mongodb, por exemplo cando se cerrou mal o servidor, para correxir o erro:
# exception in initAndListen: 12596 old lock file, terminating

mongodb mongod --repair --dbpath /var/lib/mongodb/
chown -R mongodb:mongodb /var/lib/mongodb

## .tmux.conf
set -g terminal-overrides 'xterm*:smcup@:rmcup@'
set-window-option -g xterm-keys on
	#!/usr/bin/perl

	use strict;
	use warnings;
	use POSIX qw(strftime);

	my @dmesg_new = ();
	my $dmesg = "/bin/dmesg";
	my @dmesg_old = `$dmesg`;
	my $now = time();
	#!/bin/sh
	sync; echo 3 > /proc/sys/vm/drop_caches
	swapoff -a && swapon -a
	#!/usr/bin/perl -w
	#
	# pfdel - deletes message containing specified address from
	# Postfix queue. Matches either sender or recipient address.
	#
	# Usage: pfdel <email_address>
	#

	use strict;
	# http://markmcb.com/2013/02/04/cleanup-unused-linux-kernels-in-ubuntu/

	dpkg -l 'linux-' \| sed '/^ii/!d;/'"$(uname -r \| sed "s/\(.\)-\([^0-9]\+\)/\1/")"'/d;s/^[^ ]* [^ ]* \([^ ]\)./\1/;/[0-9]/!d'\| xargs sudo apt-get purge -y
	# por ftp con wget
	wget -r --user=<usuario> --password=<password> ftp://<host>

	# por http con wget
	wget --mirror --convert-links --adjust-extension --page-requisites --no-parent --domains <dominio> -H <dominio>

	# por http con httrack
	httrack "http://<dominio>/" -O <path_almacenamiento> "+.<dominio>/" -v
	### IMPROVE SYSTEM MEMORY MANAGEMENT ###

	# Increase size of file handles and inode cache
	fs.file-max = 2097152

	# Do less swapping
	vm.swappiness = 10
	vm.dirty_ratio = 60
	vm.dirty_background_ratio = 2
	# Reparar as tablas de mongodb, por exemplo cando se cerrou mal o servidor, para correxir o erro:
	# exception in initAndListen: 12596 old lock file, terminating

	mongodb mongod --repair --dbpath /var/lib/mongodb/
	chown -R mongodb:mongodb /var/lib/mongodb
	set -g terminal-overrides 'xterm*:smcup@:rmcup@'
	set-window-option -g xterm-keys on