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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Can I get the backup option of cp and mv to work with directories?

--backup[=CONTROL] make a backup of each existing destination file The man page does say that it works on file. It doesn't seem to have any effect on directories. Is there anyway to make this ...
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2answers
447 views

How to use btrfs send/receive for transmitting backup snapshots over a slow and unreliable network connection?

I'd like to use btrfs' send/receive feature for transmitting backup snapshots over a rather slow (initial seed of about 50-100GB, upstream bandwith ~1-2MBit/s) and unreliable (daily forced ...
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1answer
1k views

Got fatal error during xfer (Child exited prematurely)

I have a backup server which takes backup of other servers and in few days back the backup server started experiencing error and the not able to take back. I think the error log bellow could describe ...
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3answers
628 views

rsync: samba vs ftp for backup

I need to back up ~0.5 TB of files (about 600,000 of them) from a Windows Server 2003 machine to a CentOS 6.4 machine across a 100MB network, and update them once a night. The backup script would be ...
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0answers
22 views

Is it possible to save a KDE desktop configuration?

Is it possible to save a desktop configuration while using KDE Plasma Desktop? I mean, I have customized my desktop with a set of plasmoids, each with its own custom settings, and I'd like to save ...
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2answers
994 views

Restoring a big partition to a smaller partition with Clonezilla

Some time ago I created a backup of an EXT4 partition with Clonezilla. Now the HDD crashed and I lost some important data. The size of the image of the partition is 50GB. I tried to restore this ...
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1answer
16 views

Clonezilla Backup software freezes on boot

I can get as far as the GRUB menu. After that using any of the menu options I get a gray screen saying "Loading please wait..." and a blinking cursor. The cursor disappears after about 1 second and ...
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1answer
19 views

How to exclude all files except specific files with Duplicity?

I'm trying to only backup specific files with Duplicity so I first used this command: duplicity /source-path --include "**/*/*.txt" --include "**/*/*.xml" /dest-path However this gives the ...
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5answers
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rsync all files of remote machine over SSH without root user?

I have this command to backup a remote machine. The problem is that I need root rights to read and copy all files. I have no root user enabled for security reasons and use sudo the Ubuntu way. Would I ...
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0answers
9 views

After restoring a backup my permissions seem to be borked

I made a complete backup of the system with "rsync -aAXv", and set up my encryption. After restoring everything, and booting up and trying to login, openbox didn't want to start, and "startx" didn't ...
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1answer
260 views

How to restore folders to their original destination using duplicity?

After performing a backup of a couple of directories like so: # duplicity\ --exclude /home/user/Documents/test1/file\ --include /home/user/Documents/test1\ --include /tmp/test2\ --exclude '**'\ ...
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2k views

Clear unused space with zeros (btrfs)

How to clear unused space with zeros ? (I am asking for tool for btrfs filesystem) I'm looking for something smarter than cat /dev/zero > /mnt/X/big_zero ; sync; rm /mnt/X/big_zero Like ...
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1answer
21 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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0answers
26 views

Is it possible to create an incremental snapshot file from an existing tar archive?

I have created a large tar archive and am now looking to do an incremental backup. The documentation indicates that a snapshot file can only be created when the initial tar backup file is created. ...
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1answer
24 views

Recover file from previous installation? [duplicate]

I recently wiped an old ubuntu server of mine and installed debian, but i forgot to backup a very important file. I know there is a chance that the computer has already wrote over the file, but what ...
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2answers
71 views

Intro to shell scripts with basic application: how do I set my computer to make an archive of a particular folder every day?

I've got a situation where I need to give some people access to my dropbox folder. Already so far they have deleted huge folders full of important data. Their computer skills could use a bit of ...
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2answers
46 views

How often is the /etc/shadow file backed up?

From man 5 shadow: /etc/shadow- Backup file for /etc/shadow. Note that this file is used by the tools of the shadow toolsuite, but not by all user and password management tools. What I ...
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1answer
21 views

Backing up post install; rsync breaks

I use the following command for backup, but if I do a clean install of Fedora, copy over all my backed up files, then backup again, it copies them even though they are unchanged. Why? Can I avoid ...
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2answers
72 views

Transfering content of block devices

For the purpose of backups, I'd like to transfer (several) whole disk partitions over an ssh link. So the source is a block special device, and the target should be a regular file. Common tools seem ...
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2answers
316 views

What is the expected performance of obnam? Or: why is it so slow?

I've been playing around with obnam these last few days, and although it looks very promising and seems to offer basically everything I ever wanted in a backup tool, I am pretty disappointed in its ...
2
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1answer
45 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 ...
3
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2answers
91 views

How to clone an apt repository to keep all old packages?

This may sound trivial, but I haven't found a solution anywhere yet. Is there a way to backup or clone an apt repository such that I get a clone that (1) contains all current packages and (2) keeps ...
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2answers
35 views

How should I restore /var/cache?

I just restored my Raspberry Pi server from an rsync image. During the backup, I had excluded /var/cache/*, thinking that this would restore an empty directory. This worked, but when I rebooted, a ...
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1answer
55 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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37 views

Rsync - Corrupted MAC on input

Background I have a script on my NAS which is a Synology DS212J which is running on a special distro where uname -a gives me Linux DS212J 2.6.32.12 #4493 Wed Jul 16 11:37:16 CST 2014 armv5tel ...
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1answer
44 views

gtar fails to perform incremental backup

The following script fails to perform incremental backup, but creates full backup instead. On another FreeBSD server exactly same script works just fine (creating incremental backups). Servers are ...
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1answer
91 views

Back up particular package and its dependencies

My question is: can we take a backup of a particular package and its dependencies? For example, if we install VLC it requires dependencies like kde filesystem,libcaca.so.0 etc.. can we take a backup ...
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2answers
660 views

Use logrotate to store 7 daily, 4 weekly and 12 yearly db backups

I've been trying to use logrotate to store a database backup for: last 7 days (daily) last 4 weeks (weekly) last 12 months (monthly) I've done a logrotate script like this, but only the daily ...
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2answers
266 views

Backup of svn repository and mysql database on daily basis

How do I instruct Ubuntu 13.10 server to: zip svn repository dump mysql database into .sql script tar both files copy backup tar onto sdb disk Are there any premade tools for such kind of ...
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15 views

Proper file system for an External Hard Drive to work well on Linux [duplicate]

I have a External Hard Drive (EHD) I want to use to backup the data on my Linux laptop. I want to know how I should format my EHD for it to work correctly with Linux. Thanks.
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33 views

Is this a correct way to back up one big drive to two smaller ones?

I have a pre-fail drive, and while I'm waiting for replacement I am trying to do full back up to two smaller drives. Given that drive is 3TG and ones I have are 1.5 and 2TB, is this a correct way to ...
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1answer
18 views

wget rotated backup problem

I'm calling wget 1.11.4 as follows $ wget -nd -S -N --backups=4 -r --no-parent --reject="index.html*" -e robots=off <url> to repeatedly download all files from a server. My problem is, ...
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265 views

Rsnapshot destination full - how to safely rerun?

I ran my Rsnapshot backup today but my external drive became full half-way through the incremental backup (I have about 20 incremental backups now). rsync: write failed on "<path>": No space ...
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2answers
997 views

Rsyncing files with special characters to USB FAT32

I want to copy a large number of files to a USB drive that is formatted FAT32 (and cannot be formatted anything else, unfortunately). Many of these files have names with characters such as : and ? ...
6
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1answer
115 views

How can I put some comment in yum installation list?

Lets say I made a List of installed packages by: rpm -qa > list I want to use this list to re-install those Packages on another System, For Example By: yum -y install $(cat list) But I need ...
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5answers
10k views

System image of running Debian system?

Is it possible to backup a running Debian system to some kind of image file, that could simply be written back to another hard disk using dd in case of failures of the original (backed up) Debian ...
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50 views

how can I backup and restore of partitions and logical volumes?

This is my disk scheme sda1 /boot ext4 sda2 /somefiles ext4 sda3: lvm volgroup1/lvolume1 / ...
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1answer
143 views

Command-line incremental backup tools

Which command line backup tool(s) has the best compression ratio? I want to backup my entire system, including media files, text files etc. I found this list on the Arch wiki site but I don't know ...
0
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1answer
26 views

Can I create a bootable distribution backup

I'm interested in trying out a couple of distributions, but for extended periods of time (so using a LiveCD is not really an option). However, I would like to create a backup of my current ...
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2answers
108 views

How to checkpoint using CRIU on ubuntu 14?

I tried to install CRIU in ubuntu 14.04 Desktop. When I used $ sudo ./criu check , it showed Error (cr-check.c:268): fdinfo doesn't contain the mnt_id field And when I tried to checkpoint ...
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5answers
15k views

Is it possible to mount a gzip compressed dd image on the fly?

I like create an image backup for the first time I'm backing up a system. After this first time I use rsync to do incremental backups. My usual image backup is as follows: Mount and zero out the ...
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5answers
631 views

Is it safe to take the drive image of the current working drive?

I have to backup my hard disk. I want to use dd and put the image on an external hdd. Can I do this using dd from the OS that resides on the hdd itself or do I have to boot from another device, for ...
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2answers
141 views

How Can I Back Up Win7 Before Installing Mint Alongside It

Don't get me wrong, I understand how to install Mint alongside Win7. However, I am wondering how to backup my Windows installation due to the fact that Win7 was preinstalled on my computer and, as ...
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4answers
3k views

How to clone/copy all file/directory attributes onto different file/directory?

I want to copy the attributes (ownership, group, ACL, extended attributes, etc.) of one directory to another but not the directory contents itself. This does not work: cp -v --attributes-only A B ...
0
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1answer
40 views

Backup of data from Linux PC [duplicate]

I have Linux PC, for which monitor is not working. But I am able to log in through SSH. I want to take a backup of all the directories from this PC. Instead of changing directories one by one and ...
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1answer
362 views

Backup from remote server

I'm a novice so go easy. :) If it makes a difference I'm using Ubuntu/Debian machines. I want to back up our dedicated web server to a local location in-house. This is for many reasons - I know that ...
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1answer
16 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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1answer
59 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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3answers
182 views

Entries I can safely exclude doing backups

I'm planning a backup strategy based on rsnapshot. I want to do a full system backup excluding files and directories that would be useless for the restore to have a working system again. I already ...
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1answer
88 views

backup process taking prolonged time due to rsync no space left on device error

I am trying to understand why the backup process in one of the servers is taking so long and not copying the data correctly. This is the size of the external HDD partition. df -h /dev/sdb1 ...