From 0ce3e114d327bcca439256a7924ad7a7c247142d Mon Sep 17 00:00:00 2001
From: Tommy <contact@tommytran.io>
Date: Sat, 20 Jan 2024 00:04:03 -0700
Subject: [PATCH] Tuned for Ubuntu and Kali

Signed-off-by: Tommy <contact@tommytran.io>
---
 Kali-Linux.sh           | 28 +++++++++++++++++++++++++++-
 Ubuntu-22.04-Desktop.sh | 24 +++++++++++++++++++++++-
 2 files changed, 50 insertions(+), 2 deletions(-)

diff --git a/Kali-Linux.sh b/Kali-Linux.sh
index 08fbc4b..f4f0e78 100644
--- a/Kali-Linux.sh
+++ b/Kali-Linux.sh
@@ -45,4 +45,30 @@ sudo chmod 644 /etc/sysctl.d/30_silent-kernel-printk.conf
 unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/30_security-misc_kexec-disable.conf | sudo tee /etc/sysctl.d/30_security-misc_kexec-disable.conf
 sudo chmod 644 /etc/sysctl.d/30_security-misc_kexec-disable.conf
 sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/990-security-misc.conf
-sudo sysctl -p
\ No newline at end of file
+sudo sysctl -p
+
+# Installing tuned first here because virt-what is 1 of its dependencies anyways
+sudo apt install tuned -y
+virt_type=$(virt-what)
+if [ "$virt_type" = '' ]; then
+    output 'Virtualization: Bare Metal.'
+elif [ "$virt_type" = 'openvz lxc' ]; then
+    output 'Virtualization: OpenVZ 7.'
+elif [ "$virt_type" = 'xen xen-hvm' ]; then
+    output 'Virtualization: Xen-HVM.'
+elif [ "$virt_type" = 'xen xen-hvm aws' ]; then
+    output 'Virtualization: Xen-HVM on AWS.'
+else
+    output "Virtualization: $virt_type."
+fi
+
+# Setup tuned
+if [ "$virt_type" = '' ]; then
+  # Don't know whether using tuned would be a good idea on a laptop, power-profiles-daemon should be handling performance tuning IMO.
+  sudo apt remove tuned -y
+else
+  sudo tuned-adm profile virtual-guest
+fi
+
+# Enable fstrim.timer
+sudo systemctl enable --now fstrim.timer
\ No newline at end of file
diff --git a/Ubuntu-22.04-Desktop.sh b/Ubuntu-22.04-Desktop.sh
index a335fc2..13f84ef 100644
--- a/Ubuntu-22.04-Desktop.sh
+++ b/Ubuntu-22.04-Desktop.sh
@@ -123,6 +123,28 @@ sudo nmcli general reload conf
 sudo hostnamectl hostname 'localhost'
 sudo hostnamectl --transient hostname ''
 
-# Enable fstrim.timer
+# Installing tuned first here because virt-what is 1 of its dependencies anyways
 sudo apt install tuned -y
+virt_type=$(virt-what)
+if [ "$virt_type" = '' ]; then
+    output 'Virtualization: Bare Metal.'
+elif [ "$virt_type" = 'openvz lxc' ]; then
+    output 'Virtualization: OpenVZ 7.'
+elif [ "$virt_type" = 'xen xen-hvm' ]; then
+    output 'Virtualization: Xen-HVM.'
+elif [ "$virt_type" = 'xen xen-hvm aws' ]; then
+    output 'Virtualization: Xen-HVM on AWS.'
+else
+    output "Virtualization: $virt_type."
+fi
+
+# Setup tuned
+if [ "$virt_type" = '' ]; then
+  # Don't know whether using tuned would be a good idea on a laptop, power-profiles-daemon should be handling performance tuning IMO.
+  sudo apt remove tuned -y
+else
+  sudo tuned-adm profile virtual-guest
+fi
+
+# Enable fstrim.timer
 sudo systemctl enable --now fstrim.timer
\ No newline at end of file