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@marianposaceanu
marianposaceanu / linux_performance.md
Last active May 25, 2024 11:30
Linux simple performance tweaks

Linux simple performance tweaks

Change the I/O Scheduler

Open $ vim /etc/default/grub then add elevator=noop next to GRUB_CMDLINE_LINUX_DEFAULT. Run $ update-grub and $ cat /sys/block/sda/queue/scheduler to be sure that noop is being used:

$ vim /etc/default/grub
$ update-grub
$ cat /sys/block/sda/queue/scheduler

[noop] deadline cfq

@izazueta
izazueta / visor-archivos-online.md
Last active September 26, 2024 01:27
Google Docs Viewer & Office Web Apps Viewer

Google Docs Viewer

Only files under 25 MB can be previewed with the Google Drive viewer.

Google Drive viewer helps you preview over 16 different file types, listed below:

  • Image files (.JPEG, .PNG, .GIF, .TIFF, .BMP)
  • Video files (WebM, .MPEG4, .3GPP, .MOV, .AVI, .MPEGPS, .WMV, .FLV)
  • Text files (.TXT)
  • Markup/Code (.CSS, .HTML, .PHP, .C, .CPP, .H, .HPP, .JS)
  • Microsoft Word (.DOC and .DOCX)
@windauer
windauer / gist:4604344
Last active February 1, 2024 10:26
Gist - best practices
@MohamedAlaa
MohamedAlaa / tmux-cheatsheet.markdown
Last active June 29, 2025 05:32
tmux shortcuts & cheatsheet

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname
@kamermans
kamermans / fail2ban-allstatus.sh
Created July 11, 2011 17:06
Show status of all fail2ban jails at once
#!/bin/bash
JAILS=`fail2ban-client status | grep "Jail list" | sed -E 's/^[^:]+:[ \t]+//' | sed 's/,//g'`
for JAIL in $JAILS
do
fail2ban-client status $JAIL
done