alambike

#!/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();

alambike

• 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

alambike

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

alambike

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

alambike

#!/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;

alambike

# 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

alambike

# 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

alambike

### 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

alambike

# 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

alambike

set -g terminal-overrides 'xterm*:smcup@:rmcup@'
set-window-option -g xterm-keys on