xiangchu xiangchu0

How to mount a qcow2 disk image

This is a quick guide to mounting a qcow2 disk images on your host server. This is useful to reset passwords, edit files, or recover something without the virtual machine running.

Step 1 - Enable NBD on the Host

modprobe nbd max_part=8

Goal

I would like to get value of advertise-interval in vrrp-group 100. And I would like to use Perl API.

show config

interfaces {

Configure Git to use a proxy

In Brief

You may need to configure a proxy server if you're having trouble cloning or fetching from a remote repository or getting an error like unable to access '...' Couldn't resolve host '...'.

Consider something like:

Understanding the Memory Layout of Linux Executables

Required tools for playing around with memory:

hexdump
objdump
readelf
xxd
gcore

	#!/bin/bash
	#
	# Copyright (c) 2015, Intel Corporation
	#
	# Redistribution and use in source and binary forms, with or without
	# modification, are permitted provided that the following conditions are met:
	#
	# * Redistributions of source code must retain the above copyright notice,
	# this list of conditions and the following disclaimer.
	# * Redistributions in binary form must reproduce the above copyright


	initrd内init: scripts/liveをkickする存在

	maybe_break mount
	log_begin_msg "Mounting root file system"
	. /scripts/${BOOT}
	parse_numeric ${ROOT}
	maybe_break mountroot
	mountroot
	log_end_msg

	# INSTALL INSTRUCTIONS: save as ~/.gdbinit
	#
	# DESCRIPTION: A user-friendly gdb configuration file.
	#
	# REVISION : 7.3 (16/04/2010)
	#
	# CONTRIBUTORS: mammon_, elaine, pusillus, mong, zhang le, l0kit,
	# truthix the cyberpunk, fG!, gln
	#
	# FEEDBACK: https://www.reverse-engineering.net

	#!/bin/bash


	#
	# For latest version please check https://github.com/doomedraven/Tools/blob/master/Virtualization/kvm-qemu.sh
	#

	# https://www.doomedraven.com/2016/05/kvm.html
	# Use Ubuntu 18.04 LTS

	(defun erlang-after-arrow ()
	"Return true if point is immediately after a function arrow (`->').
	Make a special case when in a spec line."
	(and
	(save-excursion
	(beginning-of-line)
	(not (save-match-data (looking-at "-\\(spec\\\|type\\)"))))
	(and (>= (point) 2)
	(and
	(save-excursion

	MAX_BUILDS = 10 // max builds to keep

	def jobs = Jenkins.instance.items;

	for (job in jobs) {
	println "Job: " + job.name
	try {
	if(job instanceof jenkins.branch.MultiBranchProject) {
	println "Multibranch"
	job = job.getJob("master")