Backing up is the process of making copies (a backup) of data which may be used to restore the original after a data loss event.

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Is there a way for a dd of a 80 GB hard drive to be minimal in size?

For backup reasons I need to use dd to copy a whole hard drive (including MBR, partitions,...). The hard drive is 80 GB in size where only 1.8 GB are used. The command I'm using is the following: dd ...
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32 views

Compare two files, while overriding second file's size

I am trying to verify a backup that I made using the following command: dd if=/dev/sda of=/dev/sdc2 I backed up the contents of /dev/sda (internal hard drive) to /dev/sdc2 (external backup drive, ...
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3answers
46 views

Is it possible to keep files on a disk partition without an OS?

I want to switch from Linux Mint to Musix. I want to backup my files and copy them after installation, but I was unable to do this because my only external medium for storage is an 8 Gb USB stick. ...
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52 views

How I can ignore transient failures in scripts run by cron?

I have various backup-style scripts which run from cron on a headless server (Ubuntu 14.04), typically on a daily schedule. Cron is configured with a mail server so I get feedback from jobs. Normally ...
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308 views

How can I *automatically* backup my contacts in Google Contacts/Gmail?

On a similar theme to this question, how can I automatically (on a schedule) back up my contacts from Google Contacts/Gmail from the command line (Linux or OS X)? Ideally, this mechanism would be a ...
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53 views

Make links work in backup?

One file system of mine has many symlinks which link to directories in the file system. Is it possible to create a backup of the file system where the backups of the links work (i.e. still point to ...
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111 views

Should I increase inode count for a rsync backup volume?

Considering rsync used for incremental OS backup creates hardlink farms for all non-differing files, if I use it to backup a large, slowly-changing system regularly to a dedicated volume, I'm worried ...
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156 views

How to use a bootable USB stick and Linux to recover data from a broken hard drive

I would like to run a Linux installation on my Mac from a pen drive in order to create an emergency backup of my most important files. I do not know whether my hard drive is physically broken or just ...
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168 views

Using rsync for incremental backup, what happens when original full backup is due for deletion?

I have started an incremental back up, on an external hard drive, of my Fedora 20 data etc using the scheme from here, which produces a full back up on day 1 followed by incremental backups using hard ...
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309 views

Shutdown script seems to be executed twice

I have a small backup bash script that I wrote for my computer at work. I have copied the script into /etc/rc0.d/ and called it K01backup so it is executed before anything else upon shutdown. It backs ...
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109 views

Making an exact copy of a Windows instalation

My goal is pretty simple: I need to make an exact copy of a windows partition. Then I can wipe it down, play with it and when I'm done, I can re-copy the partition back and have everything back in ...
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178 views

Which config files in /etc folder must be unique for each computer?

I am doing a restoration test of backup files on a computer. Without putting much thought into it, I did an rsync to replace all files in /etc folder with the ones in the backup. Then, I realize I ...
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465 views

How reliable is (or will be) btrfs send/receive?

We have at work a 15TB NFS file server using XFS, with a distant clone for backups using rsync, over a moderately slow connection (100Mb ethernet). We are now thinking about using btrfs instead of ...
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2answers
41 views

Backing up a partition

I am pretty new to linux. I mostly started learning after I purchased a couple of Raspberry Pis. I like to make backups of my images as I have often made the mistake of corrupting my data :). ...
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2answers
632 views

How to backup a running system?

I have a running Linux system, and I'd like to have a full backup of it using dd, which, in my limited knowledge is the only tool every system has. The distro doesn't matter mainly because I should ...
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2answers
143 views

backup script to exclude some parent dir and include some child dir

What I'm trying to do backup? users home dir which include Desktop,Documents,Pictures, thunderbird which i need to backup of every user all users are in /home partition with there respective user ...
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3answers
158 views

determine user-modified files

I plan to reinstall my operating system since I messed up some stuff. Access to files and folders is painfully slow sometimes, even if they contain just a few files. But of course, I don't want to do ...
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205 views

Is there a FUSE which permits transparently accessing incremental backups?

While creating incremental backups is relatively simple (and can be automated, e.g. via rdiff-backup), in order to access a specific state of a file one first has to manually restore the backup, which ...
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194 views

Backing up partition using dd and changing files

I'm a Linux newbie. From what I've read, you can back up an entire partition like this: dd if=/dev/sda1 of=/media/external/backup Can anyone tell me if I need to worry about files being changed ...
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866 views

remove unallocated space from a partition image

I have just created an image of an sd card using dd and the image is compressing down less than expected. I suspect this is because the card had not been zeroed out before I started to make the image. ...
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3answers
2k views

How to clone linux installation onto an external harddisk?

I see a lot of dd related questions, but could not find answers to the following. If question/answers already exist, please point to them, then flag to close, delete or merge. Can a working linux ...
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1answer
303 views

Overwrite file and apply file system rights of overwritten files?

I backed up some linux configuration files to a windows machine, so the file system rights were lost. Now I would like to restore my backed up configuration by overwriting the configuration currently ...
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2k views

Backup a Windows PC to a Linux Machine

What is a good backup strategy to backup a Windows 7 box to a Ubuntu box that are on the same network? The solution I am thinking would be to mount a Windows folder to Ubutnu then use rsync. But I'm ...
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1k views

How to run e2image to backup a remote CentOS server?

Our server is hosted out of the country, I just have SSH access. I want to take an image backup of my server. I found the e2image utility to take an online backup of that server, but when I run ...
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53 views

Is there any way to fully encrypt my hard-drive AFTER an installation of Linux Mint?

I'm askin myself, is there any software who can encrypt my whole hard drive with Linux Mint 17.3 on it AFTER the installation? Like TrueCrypt for Windows?! If not and I've to reinstall everthing is ...
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38 views

Change owner for backup file generated by backupninja

I'm using BackupNinja on Raspbian Jessie Lite to create a scheduled backup of my SD. The backup job is configured as a simple TAR file backup. The default permissions on the generated backup files ...
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77 views

how to do version-specific backup/restore of Debian packages?

summary Note version-specific in the question title! This question is not, how to On one Debian host, capture a list of all installed packages. On another Debian host, install the latest versions ...
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155 views

Duplicity include/exclude directories & symlinks

I'm trying to configure Duplicity to perform a system-wide settings backup. Among other things, I'd like to backup settings in /etc/portage/, the file /usr/src/linux/.config and the KDE autostart ...
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1answer
105 views

Backup on a remote server in an encrypted folder

Is there an easy way to backup your home directory on an online server in an encrypted folder? I heard of obnam which should be able to store encrypted with a GPG key somehow. What would be the ...
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41 views

Backup of a NAS

I have a NAS that is used to store data from our LAN. For many years I've relied on tar or cpio to back up selected directories to tape. When I backup complete partitions or disks on the various ...
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2answers
321 views

How to split existing mailboxes based on date with procmail

I have huge mailboxes I would like to manage based on the age of their content: backup, archival or removal. I would like to split these mailboxes along the date of their contained messages. For a ...
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264 views

Rsync: Verify size of incremental backup of a file

I need to test the incremental backup of a file using rsync i.e. whether rsync transfers entire file or just the changes made to it, when an incremental backup is fired. Just for a test, I've created ...
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225 views

Let root read all files on NFS directory, even though server has root_squash enabled

I have a NFS directory that is used by multiple users, and hosted on a NFS server that I do not control. I would like to back up the contents of the NFS directory from my client machine. My first ...
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28 views

What are portability of backup, remote backup and networked backup mean?

From the book Linux Administration Made Easy: When deciding on a backup solution, you will need to consider the following factors: Portability − Is backup portability (ie. the ability to ...
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147 views

Is archiving the entire filesystem from the root an effective backup strategy?

I am looking at my server through WinSCP and thinking I could tar the lot, save locally, then if starting a fresh identical server later down the line, re-upload and overwrite saving me the initial ...
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400 views

Would this LUKS LVM rsync restore method work?

I have an Ubuntu installation using LVM and LUKS encryption. LVM and encryption were chosen during the install process). While logged into it, I backup the full live system using rsync to another ...
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62 views

appendable and greppable archive on CentOS to hold many log files (logrotate on steroids)

I have a bunch of applications on a CentOS 6.3 box, which generate daily logs (text files with a very similar content) in this vein: /data/logs/app/my-2014-06-29.log ...
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1answer
30 views

Backup and restore only some partitions

I have a system which runs an arcade machine. It has the regular swap and root partitions, but then I have an extra partition which I call data. Data holds many gigabytes of game content. The idea is ...
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231 views

Secure Remote Backups Using Duplicity

The recent take-down of codespaces got me thinking about off-site backup processes (which I currently perform manually with password entry). I have been reading tutorials showing how to automate ...
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126 views

How can I capture a consistent snapshot of a directory and all its children?

We have an application that periodically backs itself up to a directory on the local file system. Inside this directory are several more files and directories. I want to produce a "snapshot" of all ...
2
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1answer
270 views

Unreadable backup directory on a USB drive

The title pretty much sums it up. I was editing a script I wrote some time ago to automatically backup the contents of my Raspberry Pi SD card, and in the course of editing, I missed a "/", and so ...
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1answer
75 views

How to restore a system?

I have a disk image from Acronis True Image 2011. My original disk, of 40 GBs, had 2 partitions, 1 for FS and 1 for swap, but it started to fail. I've tried to make a backup, which finished with ...
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762 views

What is the best way to check if file has changed in Bash and keep 15 last copies of it?

What would be the best way to write a bash script and run it from cron (every hour) that: Would see if a file in a directory has changed If changed, make a copy with incrementing version number and ...
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1answer
666 views

Is there a right way to use one VPS backup file to build a clone VPS with it?

I tried many times to restore a tar ball from a different server to a fresh installed VPS with the same Linux Debian version (exactly the same) but every time when I restore the tar ball on a ...
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3answers
687 views

Installed software back-up

I have Linux Mint 15 Mate installed on one PC and I am currently updating it and installing necessary language packs, software, etc. After full set up can I back-up the entire system and restore it on ...
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2answers
11k views

Setup Linux backup with Bacula and Webmin

Hi guys I'm having troubles finding a good documentation to setup an easy and possibly web oriented backup solution for one of our CentOS 5.4 file server. The things I need to accomplish are the ...
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173 views

How can I make multiple copies of one folder without merging?

When two or more identically named folders are to be copied into or moved to the same location, the default option either in the GUI file manager, or using in a terminal cp -r --backup=numbered or ...
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495 views

Any unix utility/tool to auto backup files before saving?

I would like to know if there is any existing unix utility or tool that would make a backup of a file with a date/timestamp appended to the filename. Basically I am looking to automatically make ...
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361 views

Browsing bup backup with gitk or gitg

I am just playing around with bup for my backups and tested it like this: BUP_DIR=/mnt/TestTarget/bup bup init Which gave me the message: Initialized empty Git repository in /mnt/TestTarget/bup/ ...
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1k views

What's the best way to backup files via network on Linux and Solaris machines?

I wonder what the best way to backup files VIA network I have Solaris machines with Oracle 10i with VERITAS cluster, machines are connected to EMC storage /data/oracle directory is mounted on the ...