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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254 views

How to keep a history of backups?

My intention is to create a "snapshot" of a certain hard drive on a server every day. How can I automatically make sure that the snapshot of today, three days ago, five days ago, 10 days ago (and so ...
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2answers
3k views

Send backup by email with crontab

I use this cron job to do a backup of /home/blah/ each day at 01:00 a.m. : 0 1 * * * tar -zcf /home/blah/backup.tgz /home/blah/ In fact I would prefer that an email is sent to me with the .tgz file ...
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1answer
372 views

Reinstalling Ubuntu: Shall I back-up dot files from my home directory?

I'm removing my Ubuntu 13.04 as I'm reinstalling latest version. So, I have taken back up of my home partition using tar. The back-up includes hidden files (dot files) like below: $ tar -tvf ...
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3answers
197 views

Is it possible to generate a separate file list when creating a tarball?

When using tar for backups I'd like to create a separate list of the files that is included in the archive for storing alongside the backup tarball. I also want to be able to store the error messages ...
2
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2answers
44 views

Find: who write backups

I have some daemon which writes Mongo and MySQL backups to the directory /opt/BACKUP, but I dont know - what kind of daemon, when it works and where i can find its settings? These files are in the ...
2
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1answer
62 views

Compare a filesystem to a dump

Is there a way to compare the current state of the filesystem to that stored in a backup created by dump? I recently had some major corruption in the filesystem and my most recent backup is from ...
2
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1answer
449 views

etckeeper for opensuse - bash script install and configure

I want to automate the installation of etckeeper on OpenSuse 12.3. My first issue is that etckeeper doesn't seem to be available in the standard OpenSuse repos. zypper search etckeeper Loading ...
2
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1answer
567 views

`mv` has failed because of insufficient disk space, what now?

I have tried to move a folder A from partition a to partition b as folder B with mv. Now the target file system was not big enough for all the data (I know I should have checked this first). Anyway, ...
2
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1answer
34 views

Duplicity backup via sftp finishes without errors but no files transferred to remote host, why?

I want to use the following command to do a remote backup of /home: duplicity full /home sftp://user@hostname.com/home/user/backup When the command is run I get the following output: Local and ...
2
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1answer
37 views

Recursive move (`mv -rn`, like `cp -rn`), a move that will only move not present files

Context I have user uploaded content that needs to be backed up. The content is over 3 separate servers at /var/www/domain/media/ (on each server it is in the same place). The backup is a NFS ...
2
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2answers
30 views

Save a perfect configured desktop

I'm wondering how I can persist my perfect configured desktop system. I have - installed a fresh new debian - installed all my applications and tools I need (from vim to eclipse) - override my ...
2
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1answer
63 views

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 ...
2
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1answer
33 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
48 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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2answers
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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2answers
330 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 ...
2
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1answer
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 ...
2
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1answer
119 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 ...
2
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1answer
182 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 ...
2
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1answer
174 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 ...
2
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1answer
335 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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1answer
113 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 ...
2
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1answer
212 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 ...
2
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1answer
492 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
42 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
669 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
150 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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2answers
8k views

Create .tar.gz from a directory omitting some subdirectories and add only new or changed files

I need to create a script, maybe bash, maybe just a .sh that checks for files changes on a root directory and sub-directories of the root, and adds to a new file. The tar.gz file name should have the ...
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3answers
161 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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1answer
207 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 ...
2
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1answer
196 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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1answer
898 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 ...
2
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1answer
318 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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2answers
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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2answers
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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2answers
105 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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2answers
56 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 ...
2
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1answer
97 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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1answer
185 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 ...
2
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1answer
114 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 ...
2
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2answers
42 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
362 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 ...
2
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2answers
297 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 ...
2
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1answer
249 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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1answer
30 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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1answer
148 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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1answer
422 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 ...
2
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1answer
66 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 /data/yet_another_app/logs/...
2
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1answer
31 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 ...