gz

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#!/usr/bin/env python2

import qmp
import sys

def onlinecpu():
    import numa

    o_cpus = []
    for node in range(0,numa.get_max_node()+1):

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Uncomment all #deb-src lines in /etc/apt/sources.list

Run the following commands:

sudo apt update
sudo apt install build-essential
sudo apt build-dep qemu
wget https://download.qemu.org/qemu-5.0.0.tar.xz
tar xvJf qemu-5.0.0.tar.xz
cd qemu-5.0.0

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NTP blocked:

sudo date -s "$(wget -qSO- --max-redirect=0 google.com 2>&1 | grep Date: | cut -d' ' -f5-8)Z"

Set timezone:

sudo dpkg-reconfigure tzdata

gz

# Ubuntu useful packages
adduser gz
usermod -aG sudo gz
usermod -aG kvm gz
echo "gz ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
su gz

sudo apt-get -y install binutils
sudo apt-get -y install build-essential
sudo apt-get -y install cabal-install

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QEMU usage tipps

Memory check

Check QEMU memory consumption:

numastat -czs kvm qemu

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GDB

Attach to PID

rust-gdb binary pid

Take a core-dump of a running process

gcore pid

Change frame in backtrace

• bt: prints all frames

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#!/usr/bin/env python
# auto_sass.py - watches your sass files in a directory and compiles them to a css file
# whenever you save it.
# currently this only works under linux and requires pynotify
# use: ./auto_sass.py <directory>
import os, sys, subprocess
from pyinotify import WatchManager, Notifier, ProcessEvent, IN_CLOSE_WRITE

SASS_FILE_EXTENSION = 'sass'
CSS_FILE_EXTENSION = 'css'