juancarlospaco/arch-tricks.md

## arch-tricks.md

      
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    Required Packages
sudo pacman -S xdelta3 ccache axel
pacman.conf
sudo cp /etc/pacman.conf /etc/pacman.conf.backup
sudo nano /etc/pacman.conf

Search & replace:
XferCommand = /usr/bin/axel -n 2 -v -a -o %o %u


Uses axel instead of curl for faster downloads.

UseDelta = 0.75


Use Binary Deltas for packages for faster downloads.

# Misc options
#UseSyslog
Color
TotalDownload
CheckSpace
VerbosePkgLists


Use color on the terminal, display download totals, check free space before download.

makepkg.conf
sudo cp /etc/makepkg.conf /etc/makepkg.conf.backup
sudo nano /etc/makepkg.conf

Search & replace:
DLAGENTS=('ftp::/usr/bin/curl -fC - --ftp-pasv --retry 3 --retry-delay 3 -o %o %u'
          'http::/usr/bin/axel -n 2 -v -a -o %o %u'
          'https::/usr/bin/axel -n 2 -v -a -o %o %u'
          'rsync::/usr/bin/rsync --no-motd -z %u %o'
          'scp::/usr/bin/scp -C %u %o')


Uses axel instead of curl for faster downloads.

MAKEFLAGS="-j$(nproc)"
COMPRESSGZ=(gzip -c -f -n -p)
COMPRESSBZ2=(bzip2 -c -f -p$(nproc))
COMPRESSXZ=(xz -c -z - --threads=$(nproc))
COMPRESSLRZ=(lrzip -q --threads=$(nproc))


Uses Multi-Threading for Compression tools for faster installs.

BUILDENV=(!distcc color ccache check !sign)


Use ccache  for faster installs/compilations.

CFLAGS="-march=native -mtune=native -O2 -pipe -fstack-protector-strong"
CXXFLAGS="-march=native -mtune=native -O2 -pipe -fstack-protector-strong"


Make compilers optimize compiled binaries for your CPU for faster executables.

journald.conf
Clean out, Delete old unused rotated Logs, leaving the most recent last one:
sudo journalctl --vacuum-files=1
Disable Logging logs to disk:
sudo nano /etc/systemd/journald.conf
Edit it like:
[Journal]
Storage=none
Delete old packages:
sudo pacman -Scc

Delete old Pacman package Caches, you can reply y to all questions.

sudo pacman -R libgo

If you installed/compiled a Go lang app, it leaves you a 50~90Mb lib on GCC folders, only used to develop on Go, if you are not a go lang developer you can just delete it.

/etc/hosts
sudo cp /etc/hosts /etc/hosts.backup
sudo nano /etc/hosts
Add on the bottom:
# ADS
127.0.0.1 adclick.g.doublecklick.net
127.0.0.1 googleadservices.com
127.0.0.1 open.spotify.com
127.0.0.1 pagead2.googlesyndication.com
127.0.0.1 desktop.spotify.com
127.0.0.1 googleads.g.doubleclick.net
127.0.0.1 pubads.g.doubleclick.net
127.0.0.1 audio2.spotify.com
127.0.0.1 spclient.wg.spotify.com
127.0.0.1 securepubads.g.doubleclick.net
127.0.0.1 static.doubleclick.net
127.0.0.1 ad.doubleclick.net


Block Ads, make Spotify dont play/display Ads.

Optional Packages
sudo pacman -S kalu

Tiny trayicon with Arch updates, news, alerts, etc https://jjacky.com/kalu

Skip nvidia upgrades to avoid video breakage
Add to bottom of /etc/pacman.conf:
[options]
IgnorePkg = lib32-nvidia-utils libvdpau libxnvctrl nvidia nvidia-dkms nvidia-settings nvidia-utils opencl-nvidia xf86-video-amdgpu