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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What is the difference between a tar of a complete filesystem and an image?

I can create an image of a filesystem, or I can create a tar-file containing all of it. Is an image therefore something like a tar-archive? Or do these two types differ in more ways?
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1answer
241 views

How to use redobackup without free partition

I had a spare 250GB drive a while ago from an old Windows Vista computer. There wasn't much data on the drive. I wanted to use it for a new OS in my computer, and I was in a rush to use it, so I ...
3
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1answer
244 views

ecryptfs mounted via command line, what do I need to backup?

I asked this question on the ecryptfs launchpad, but it expired there without answer. https://answers.launchpad.net/ubuntu/+source/ecryptfs-utils/+question/235226 It might be trivial, but I really ...
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5answers
10k views

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 ...
2
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2answers
42 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 ...
8
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1answer
2k views

Is using rsync while source is being updated safe?

Is it safe to use rsync when the source filesystem is mounted and writeable, assuming that it may very well be modified while rsync is running? I presume that under race conditions I may not get the ...
2
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2answers
142 views

Any reason not to use LUKS on a backup drive?

I have my hard disk encrypted with LUKS, but I make regular backups to an unencrypted external harddrive. Is there any reason I shouldn't setup LUKS on my backup drive as well? Obviously, the big ...
5
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0answers
333 views

Cleanup of temporary file ~/.cache/duplicity/temp failed

Often when I run Duplicity I see an error message like this at the end of the run: Cleanup of temporary file ...
2
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3answers
562 views

Debian 7.1: duplicity error when using gdocs backend

I've installed duplicity backup tool plus python-gdata library on my debian 7.1 amd64 system. When I want to use duplicity to store my documents on Google Drive, it shows this error after asking for ...
1
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1answer
116 views

What file systems support taking snapshot backups from a live system?

What file systems allows me to take a full snapshot of a full live partition, while active, in a state where all files have the same state as when the backup/snapshot process start ? I want to be ...
3
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0answers
105 views

How to create an installable liveCD backup of my system (keep all installed packages but not home directories)

What tool should be used to do this? I have taken a look a remastersys but the image it generated wasn't installable. (I could just boot it, and login, although all my packages were installed). If ...
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2answers
47 views

Reverse rysnc with multiple sources

I'm working on some backup script right now. To speed the process up I used rsync with all folders to be backed up. (Something like this: rysnc -a --delete --progress $folder1 $folder2 $folder3 ...
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3answers
4k views

speed up gzip compression

Is it possible to speed up the gzip process? I'm using mysqldump "$database_name" | gzip > $BACKUP_DIR/$database_name.sql.gz to backup a database into a directory, $BACKUP_DIR. the manpage ...
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2answers
105 views

Backing up a large file

I have a test running which crashes. I need to find out how far it reached before crashing. It will restart again after crashing and wipe the log file. This wiping takes 10 minutes though. So If I'm ...
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0answers
14 views

Combining rsync --files-from with --delete [duplicate]

I'm doing rsync --files-from=find-output.txt ~/backup/ (simplified). I'm trying to add --delete, to make rsync delete files in backup that are not included in the file list, but it does not delete ...
0
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1answer
115 views

Options to sync 16GB+ KVM images

Is there a software that sync KVM images in real time on ArchLinux? i have 2 HDD that configured as RAID-0 (for performance reason) and 1 HDD for backup i want to have a real-time backup images on ...
2
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1answer
54 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 ...
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2answers
118 views

Figuring out installed packages on Ubuntu from filesystem backup

I have a full filesystem backup from my Ubuntu box, and my OS disk crashed. Is there a way to list all installed packages (like dpkg -l does but) from the backup? The logfiles are not an option as ...
0
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1answer
59 views

Get the most recent backup files [duplicate]

I'm googling for this, but the terms are so generic I'm getting way too many false positives, so what the hey, I'll ask here. I'm sure there's a simple answer but I don't generally script in *nix. ...
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2answers
115 views

Do files not copied matter when using rsync?

I have used rsync to back up my / directory to an external hard drive, using this command in user (not su) mode (about 200,000 files copied in one hour and forty minutes) and it seemed to finish ...
2
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3answers
290 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 ...
2
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2answers
1k views

Which filesystem to backup is the best? [closed]

I just bought a disk to backup all my documents and to store it apart and I don't know what is the filesystem under Linux that gave me better reliability. Maybe I'll backup one time each month and it ...
4
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1answer
70 views

Edge cases in filesystem operations during backup and file copy

I have a question about file access in Linux that I cannot sum it up completely. Consider that I have a home directory that I backup it using rsync triggered via cron. My home directory is on an EXT4 ...
2
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2answers
621 views

Stop cron sending mail for backup script?

I have set up a backup script to back up world data on my Minecraft server hourly using cron, but because the worlds being constantly edited by players, tar was telling me that files changed while ...
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1answer
252 views

Run command after nice command has finished

I have 3 nice commands that are dumping some databases, and compress assets for a backup. After that, the files should be copied to another server. I'm using this command: nice mysqldump -u user1 ...
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1answer
718 views

rsync “Permission denied” despite ownership

I just rsync'd a bunch of files, from a Windows box running cygwin sshd, to a CentOS 6.4 box. I ran rsync -e sshd... on CentOS to do this. Then I plugged in a USB drive on the CentOS box, formatted ...
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2answers
6k 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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2answers
159 views

mlbackup / rsync / hard links data size

I am new to mlbackup/rsync and the concept of hard links, so I am a little confused after creating a backup data set via mlbackup. So here's the scenario: I am backing up "folder A" to "folder B". ...
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3answers
837 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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2answers
1k views

Verifying a .tar.gz backup

Edit 3: For people who will read this question: --verify mysteriously fails with "Warning: Cannot seek: Illegal seek", hence I recommend you look for alternative ways to verify your archives. My ...
0
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1answer
375 views

newsyslog.conf logrotate when file is older than 6 month

I would like to delete following files with newsyslog.conf when the files are older than 6 month: # logfile [owner:group] mode count size when flags [/pid_file] ...
1
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1answer
267 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 ...
0
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2answers
578 views

Restore using dd will not boot

My current HDD is failing and I've backed it up using dd. After restoring the images onto a new HDD, also using dd, the new system will not boot. It goes through the BIOS initialization, then screen ...
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2answers
87 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 ...
0
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1answer
722 views

rsync remote to local automatic backup

Because all my work is stored on a remote server I would like to auto backup my server monthly and weekly. My server is running Centos 5.5 and while searching the web I'm found a tool named rsync. I ...
5
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327 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 ...
3
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1answer
245 views

How do I backup a non-empty directory and preserve metadata like permissions/user-group ownership/time file was modified?

I used rsync for creating a backup copy: bash-3.2$ rsync -tvrog /export/home/kent/Scripts /export/home/kent/TEST_Scripts_rsync With these options: Options: -v, --verbose ...
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2answers
3k 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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1answer
9k views

force rsync to overwrite files at destination even if they're newer

I have an rsync backup script I run, which also restores files back where they came from when I ask. But if the files at the destination are newer than those in the backup when I try to restore, it ...
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230 views

Bacula: Stalled disk backup job doesn't resume when disk is remounted

I'm using Bacula to backup to a disk file. The thing is, I'm backing up to an external USB disk and I want the backup to be robust to accidental unmounts of the external disk. Ideally, I would like to ...
2
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1answer
77 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 ...
2
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3answers
116 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 ...
0
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1answer
104 views

How to manually restore Mandriva's “drakbackup” backups?

I'm currently migrating a production environment from Mandriva 2010.1 to Debian 7.0 Wheezy. The old environment used the drakbackup tool provided with Mandriva for hourly backups. I'm planning on ...
4
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1answer
208 views

How to backup (make a copy of) LiveCD changes?

Many LiveCD distributions (for example Lubuntu 12.10 I use) allow making changes, for example updating timezone, logging in to Google Chrome, updating and installing additional packages such as ...
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votes
2answers
483 views

How do I refresh the magnetic state on a disks with backups?

I have a couple of large disks with backup/archive material on them. They're ext4. Regarding the ones of those that will be stored for a couple of years without reading the whole disc again I've been ...
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2answers
147 views

Incremental backup with hard links for multiple folders

Can anyone refer me to a simple backup script or program, that will backup in the following way: Incremental Rotation of X backups Backup to a mounted drive (no need for remote connections) Multiple ...
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192 views

How to do incremental backup of .img files containing windows partition?

On an OVS I have a few windows machines. I want to create a full backup their .img disk files, thats done, .img.gz. Than I want to incrementally backup their C:/ partition, but thats not working. ...
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2answers
181 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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3answers
2k views

How to rip a scratched DVD-Video? (a “cdparanoia for DVDs”)

I usually use the very nice and simple dvdbackup program to rip and backup my DVD-Video. However some of my DVDs have a few scratches and my DVD drive has some trouble reading a few sectors. So, is ...
0
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1answer
74 views

Removing access privileges to backup while maintaining current setup

I have a giant directory, and I am dealing with a backup. I would like to store this backup in as safe of a way as possible. One of the ways of doing that is removing rwx privileges through chmod. ...