timss’s gists

timss / btrfs.txt

Last active August 20, 2017 10:42

ion notes (i3 / kde / iommu)

	# /etc/fstab
	defaults,ssd,noatime,compress=lzo

	# defrag/recompress post-install
	btrfs filesystem defragment -r -v -c lzo / /home

	# fstrim (weekly trim)
	cp /usr/share/doc/util-linux/examples/fstrim.{service,timer} /etc/systemd/system
	systemctl enable fstrim.timer

timss / fb_iptables.sh

Created April 5, 2016 13:13

	# Block facebook.com mon-fri, 08:00 - 17:00, from desktop net
	# Fetches all subnets registered to Facebook and it's domain aliases
	for i in $(whois -h whois.radb.net -- '-i origin AS32934' \|
	awk '/^route:/ { if(!uniq[$2]++) print $2 }'); do
	$ipt -A FORWARD -s $desktop_net -d $i \
	-m time --timestart 08:00 --timestop 17:00 --weekdays Mon,Tue,Wed,Thu,Fri \
	-j DROP
	done

timss / .imgurrc

Last active August 29, 2015 14:14

Imgur uploader

timss / cpulow-high startup

Last active August 29, 2015 14:10

Vim startup time

	~ > cpulow
	~ > for i in {1..5}; do time vim -c q .vimrc; done

	real 0m0.526s
	user 0m0.472s
	sys 0m0.020s

	real 0m0.479s
	user 0m0.412s
	sys 0m0.040s

timss / System Information

Last active August 29, 2015 14:06

DOTA2 crashed when I witness any using the item of Ethereal Blade - https://github.com/ValveSoftware/Dota-2/issues/1529

	Processor Information:
	Vendor: GenuineIntel
	CPU Family: 0x6
	CPU Model: 0x1e
	CPU Stepping: 0x5
	CPU Type: 0x0
	Speed: 2794 Mhz
	4 logical processors
	4 physical processors
	HyperThreading: Unsupported

timss / Steam - System information

Last active August 29, 2015 14:06

Steam client fails to redraw(?) after suspending - https://github.com/ValveSoftware/steam-for-linux/issues/3507

	Processor Information:
	Vendor: GenuineIntel
	CPU Family: 0x6
	CPU Model: 0x1e
	CPU Stepping: 0x5
	CPU Type: 0x0
	Speed: 2794 Mhz
	4 logical processors
	4 physical processors
	HyperThreading: Unsupported

timss / DEBUGGER=gdb steam

Last active August 29, 2015 14:06

Segmentation fault when using microphone in Steam settings or Dota 2 - https://github.com/ValveSoftware/steam-for-linux/issues/3503

	$ DEBUGGER=gdb steam
	Running Steam on debian 64-bit
	STEAM_RUNTIME is enabled automatically
	GNU gdb (Debian 7.7.1+dfsg-3) 7.7.1
	Copyright (C) 2014 Free Software Foundation, Inc.
	License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
	This is free software: you are free to change and redistribute it.
	There is NO WARRANTY, to the extent permitted by law. Type "show copying"
	and "show warranty" for details.
	This GDB was configured as "x86_64-linux-gnu".

timss / mediainfo.txt

Created September 5, 2014 14:15

mpd http pcm wav stream + mplayer, only giving 705.6 kbit/s

	$ mediainfo 06.Black Sun Empire - The Rat (Kemal Remix).flac
	General
	Complete name : 06.Black Sun Empire - The Rat (Kemal Remix).flac
	Format : FLAC
	Format/Info : Free Lossless Audio Codec
	File size : 43.3 MiB
	Duration : 6mn 55s
	Overall bit rate mode : Variable
	Overall bit rate : 873 Kbps
	Album : Driving Insane CD1

timss / generate_host_cfg.sh

Created May 13, 2014 23:37

Script for generating Icinga host definitions

	#!/usr/bin/env bash

	# generates a valid [host] configuration file for Icinga
	# based off a template, for all the hosts in the subnet
	icinga_root="/etc/icinga/objects"
	subnet="10.0.0.1.*"
	template="template_icinga.cfg"
	alias_file="alias.txt"

	# navigate to the Icinga configuration directory

timss / get_isp.py

Created May 2, 2013 15:58

Script to get ISP from host (ip/domain) using ip-adress.com.

	#!/usr/bin/env python

	import html2text
	import re
	import sys
	import urllib2

	def get_ip(host):
	trac = "http://www.ip-adress.com/ip_tracer/"
	pat = "ISP of this IP \[\?\]:\n\n([a-zA-Z ]+)"