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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

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Option Explicit
' 4 variables below require configuration.
' Once you get this working, refactor, etc.
Sub CDO_Mail_Small_Text_2()
    Dim user As String
    Dim pass As String
    Dim port As Integer
    Dim receiverEmail As String
    Dim fromEmail As String
    

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Instant notification with Gmail in Android.

Since the addition of "doze" on recent versions of Android, notifications of new messages from Gmail can have a delay (from several minutes to a few hours). More here. Since Android 10, it is possible to add gmail to the white-list of "doze", without this setting being forgotten at each startup.

Connect to device.

Verify that you are connected to your device with adb by using the following command:

adb devices

NOTE: If adb replies that you are not authorized, you must authorize the connection from your Android device.

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#!/bin/bash
#
# shellcheck disable=SC1091,SC2086,SC2181
#
# Copyright (c) 2013-2023 OpenMediaVault Plugin Developers
#
# This file is licensed under the terms of the GNU General Public
# License version 3. This program is licensed "as is" without any
# warranty of any kind, whether express or implied.
#

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# On Hyper-V and Xen Virtual Machines we want to add memory and cpus as soon as they appear
ATTR{[dmi/id]sys_vendor}=="Microsoft Corporation", ATTR{[dmi/id]product_name}=="Virtual Machine", GOTO="vm_hotadd_apply"
ATTR{[dmi/id]sys_vendor}=="Xen", GOTO="vm_hotadd_apply"
GOTO="vm_hotadd_end"

LABEL="vm_hotadd_apply"

# Memory hotadd request
SUBSYSTEM=="memory", ACTION=="add", DEVPATH=="/devices/system/memory/memory[0-9]*", TEST=="state", ATTR{state}!="online", ATTR{state}="online"

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#!/bin/bash

KEEP_DAYS=15
VG="vg" # LVM volume group we are snapshoting
LV="data-volume-name" # Name of LVM-volume to take a snapshot of
BACKUP_PREFIX="snap-${LV}-" # Prefix of snapshot volume name.
SIZE=10%ORIGIN # Amount of disk space to allocate for the snapshot


# Create new snapshot

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#!/bin/bash

format="deb"
platform="linux"

while getopts ":f:p:h" opt; do
  case $opt in
    f) format="$OPTARG" ;;
    p) platform="$OPTARG" ;;
    h)

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[Unit]
Description=Recursive deduplication at %I
Documentation=man:duperemove(8)
Documentation=https://github.com/markfasheh/duperemove.git
Conflicts=shutdown.target rescue.target rescue.service emergency.service
After=local-fs.target
Before=shutdown.target

[Service]
Type=simple