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.

learn more… | top users | synonyms (1)

4
votes
1answer
5k views

Debian's corresponding command for add-apt-repository? [duplicate]

I want to run this in Debian 8.1 sudo add-apt-repository -y ppa:nemh/systemback sudo apt-get update sudo apt-get install systemback but I cannot find add-apt-repository in Debian 8.1 and its ...
0
votes
1answer
111 views

To backup to XFS disc by imaging and file-system level

I am interested in image the internal HDD and backup just the filesystem file as backups. My external HDD is 2TB while 100 GB is only used in my internal HDD. Both methods are welcome here. Code ...
4
votes
2answers
473 views

unable to back-up data from android tablet to laptop using tar!

I'm using tar to back-up data from my android tablet to laptop. But it is showing some error. ravbholua@ravbholua-Aspire-5315:/run/user/ravbholua/gvfs/mtp:host=%5Busb%3A002%2C003%5D/65537/9$ tar -cvf ...
1
vote
1answer
35 views

To recover OSX data in Debian

I have had taken backups by TimeMachine and now my Macbook Air 2013-mid finally died so I have to rescue files in Debian 8.1. However, it seems that no backups of so directories have been taken. I ...
4
votes
2answers
745 views

Rip an audio CD 1:1

Is there a way to rip an audio CD to an ISO9660 file? I've tried simple things like dd in the past and it hasn't worked. I'd like to essentially have a mirror image of exactly what's on the disk, not ...
0
votes
0answers
42 views

Memory dump with u-boot on conga-QMX6

I'm starting work on a preconfigured (working) system based on conga-QMX6 (with ubuntu and u-boot). Before start changing the system I want to make a complete dump of memory for restore it if ...
1
vote
1answer
50 views

how to use dd to backup second linux hard drive from os x?

I have a MacBook with Linux installed on the primary hard drive. On an external USB 3.0 drive, I have OS X installed. The external drive has plenty of space so I would like to boot up OS X and make ...
0
votes
1answer
31 views

Old file deletion script

I used this script: #!/bin/sh for file in "$( find /var/backup/web2 -type f -mtime +1 -maxdepth 1 -exec rm -f {} \; )" do rm -f $file done exit 0 to delete files older than 24h from fixed ...
6
votes
1answer
826 views

Is btrfs suitable as backup filesystem?

Right now I have a pretty traditional backup filesystem structure on top of ext4. Every time a backup is made, a new folder backup-DATE is created to which files are rsync'ed (with hardlinks made ...
0
votes
1answer
250 views

Linux dump, which folders/files are excluded from first backup?

When using dump, level 0, to save the whole concerned partition : $ dump -0f /path/to/target/drive / I'm said some folders are excluded (I guess, at least, tmp folder). I have not found more detail ...
12
votes
2answers
7k views

How to create a snapshot in btrfs, and then rollback to it after some work?

What are the commands to use in btrfs in case I want to: create a (read-only) snapshot of a volume; (do some experiments in the volume); and then rollback the volume to the snapshot?
0
votes
1answer
149 views

Linux : Best way for cloning/backingup

I browse various solutions for backing up : tar (and his -N option, for incremental tar files) dump (and his level feature backing only new files, if wanted) fsarchiver CloneZilla ... Starting ...
1
vote
2answers
40 views

How to check if a dump-generated backup is OK?

When dumping my FS with dump, e.g.: $ dump -0f /path/to/usb/nonexistant-file-name / I get a binary file, extension-free. It's normal. I regularly store such backups, if ever I need to restore one. ...
0
votes
1answer
23 views

Linux dump(8) outputs nothing

I am dumping my live partition. All works ok in terminal. Until the 100%. I dump from live mint partition to an USB key. $ dump -0f /dev/sdc1 /dev/sda2 Once done, I look at my USB key. Nothing on ...
0
votes
2answers
51 views

Linux tools for deleting backups when they get too old?

I was looking at SQL Server 2000 today, and it has an argument in the EXECUTE command called -DelBkUps for deleting backups that are of a certain age. Does Linux have any tools for deleting backups ...
1
vote
1answer
79 views

Open source OS/File Backup solution [closed]

There are quite professional "OS/File" Backup solution from many vendors like Symantec BackupExec/Veeam. But those solutions aren't free & requires license. I am planning to build a open source ...
13
votes
7answers
27k 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 ...
2
votes
2answers
2k views

Best solution advice for backup to NAS over WAN

What is the best solution for daily backup of Linux folder to NAS server over WAN? Here is the situation: My customer has expressed a wish that source code for his project must be backed up every day ...
3
votes
2answers
656 views

How to skip special / socket files during rsync transfer?

Using the following command. rsync --archive --delete --partial --progress --recursive --no-links --no-devices --quiet source target Using --no-links and --no-devices already. Getting the error ...
0
votes
0answers
82 views

Whats the right way of Data/Subvolume structure/hierarchy management using btrfs

My intention is to switch my filesystem from ext4 to btrfs. Currently I have 2 space disks with 4 TB each. I allready set them up in raid1 (using mkfs.btrfs -d raid1 /dev/sdx /dev/sdy) Then there ...
2
votes
1answer
167 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
votes
1answer
108 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 ...
8
votes
4answers
7k views

`cp -al` snapshot whose hard links get directed to a new file when edited

I am trying to take snapshots of a massive folder regularly. I have read here: http://www.mikerubel.org/computers/rsync_snapshots/#Incremental that cp -al takes a snapshot of a folder by simply ...
1
vote
2answers
118 views

Delete files that are not part of a bash array

Right now I backup the mysql databases using a cronjob everyday. Now that the server is getting full, I only want to keep one backup for every month, one backup from sunday every week and the last 7 ...
1
vote
2answers
112 views

Pack installed system in tar.gz file

I have arch linux installed, with partition scheme like this: /dev/mapper/lvm-root -> / /dev/mapper/lvm-home -> /home /dev/mapper/lvm-opt -> /opt /dev/mapper/lvm-pkg -> ...
8
votes
1answer
422 views

cp says it's removing files, but shouldn't be

Making a quick backup: root@guilmon:/mnt/backup/guilmon/home# cp -uvfrx --preserve=all /home/rena/ . The output is surprising - some files are said to be removed! removed ...
0
votes
1answer
71 views

Hard Disk Clone Image Size

I've created an image backup for HDDA (partition) from HostA and saved on HostB ssh -c blowfish user@ip-or-hostname "dd if=/dev/sda1 | gzip -1 -" | dd of=sda1.gz conv=sync,noerror The HDD size is ...
0
votes
1answer
21 views

run remote command to save debian package list

I'd like to backup the package list(dpkg) of some remote computers to a backup server: all of them running Debian. I already configured the rsa key to login remotely as root on the other computers ...
0
votes
1answer
90 views

How do backups that use LVM work?

Some LVM tutorials seem to claim that one take a snapshot of a logical volume (LV), then backup the snapshot using another tool, then remove the snapshot. When the unspeakable happens, the user can ...
0
votes
1answer
192 views

rsnapshot backup not working?

I installed rsnapshot and configured it to make backup every hour. But the issue is all backups that are made not working. Let me explain to you, I made 3 backups hourly.0, hourly.1 and hourly.2. ...
3
votes
1answer
5k views

How to take and restore backup with an LTO tape drive in RedHat?

I can take a backup with an IBM LTO tape drive in RedHat 5 using mt and tar, but I can't restore it. I can't see previous backup content. Whenever I try to take a backup, I think that the new backup ...
1
vote
0answers
102 views

Backup using rsnapshot not working

I have a server web based Linux and i want to make backup every hour using rsnapshot. this is my rsnapshot file configuration : config_version 1.2 snapshot_root /var/Majjane-Save/ cmd_cp ...
1
vote
1answer
52 views

What happens if I move the hard drives used by Rsync to another computer, and keep syncing them with it?

I realise the question is confusing, so allow me to elaborate. I apologise for the phrasing, as I wasn't sure how to put it. Here's the scenario: As my backup, currently my Mac launches Rsync every ...
10
votes
5answers
495 views

What Windows-related files are valueless to *nix users?

I have accumulated, from my time using Windows a good quantity of held-over filesystem copies and archives of system and data drives. I am trying to distill them down to the usable parts while ...
3
votes
0answers
160 views

Configuring networked printer to archive print jobs

Our existing infrastructure has a shared printer running on a windows machine. It may be upgraded to a real network tcp/ip based printer in the near future. How can I make it automatically keep a ...
9
votes
4answers
706 views

filesystem for archiving

I have some complex read-only data in my file system. It contains thousands of snapshots of certain revisions of a svn repository, and the output of regression tests. Identical files between snapshots ...
1
vote
2answers
222 views

Is it better to archive/move mail based on mtime or ctime?

I have been using a perl script to archive mail found here The script uses ctime to process and decide which month sub folder to place mail. In most cases this is fine since the ctime = mtime and ...
1
vote
1answer
557 views

tar -c Error Messages and Source Files?

During a tar archiving operation with tar -cvf archive.tar source does the resulting tar archive that reports a file changed as we read it error still contain "some version" of the source file that it ...
4
votes
1answer
304 views

I need an fstab example for archivemount (want to umount without my password)

I am using archivemount to mount one of several tar.bz files in Ubuntu. It works very nicely for me. I mount and umount frequently (I'm in a testing phase). I want a solution that will allow me to ...
1
vote
4answers
671 views

Command substitution grepping ls output causes error

I'm trying to make a tar.tgz file using command substitution There are backups of 17 Aug 2012 -rw-r----- 1 ossec 502 804M Aug 17 2012 BKPMDISINT_i6nir20j.F_bkp -rw-r----- 1 ossec 502 2.7G Aug 17 ...
2
votes
1answer
65 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 ...
3
votes
1answer
338 views

zfs deduplication “low” ratio

In Solaris 11, in a pool named mypool I activated deduplication with zfs set dedup=on mypool Then I created two 100 MB file: file1 and its copy file1copy. Only their names are different: their ...
-2
votes
1answer
1k views

Archive file with date-stamp [duplicate]

I want to move(archive) the multiple files from say directory /users/wahasan to /users/wahasan/old. The archive files should be autodated. files are of the format CHKBOI.pos, CHKUTI.pos, ...
3
votes
2answers
154 views

Help checking the integrity of TAR files for backup

I want make a backup of my Home directory and I've read a good method is to use the tar tool, and I think it suits me well since all I need to do is create a .tar of every folder in the Home directory ...
2
votes
2answers
339 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 ...
3
votes
0answers
279 views

sync two zip archives (with minimal I/O)?

zip itself can freshen an archive to reflect the current filesystem (e.g. -FS). It only updates zip entries with outdated timestamps. Is there a tool that updates a 2.zip file so that it becomes ...
2
votes
0answers
336 views

Logrotate archive old log files which has date extention

Everyday a log file is created in my directory. But with time, there tend to be a lot of log files. I want to keep the latest 4 log files in .log format, and compress the rest and copy the compressed ...
1
vote
1answer
180 views

Can set up a cron job to copy my server to Amazon S3

I have an Ubuntu 12.04 install on physical hardware. I will then install Geonode on it. The system will be running at a place with variable network capacity. My colleagues will add data and should ...
0
votes
0answers
57 views

Backup server with tar, encrypt and directly transfer the result, AFTER BUFFERING IT

So I've been investigative how to make full backups with tar, and I found that tar is a good tool if the backup is to be made once, and if the server has enough disk space to handle the output file. ...
1
vote
1answer
143 views

Copy a rolling “last 2 months” of files

I have a friend who is a photographer and she has a lot of large files as a result. Our current solution is where some files are delivered to my house. I don't have the storage capability to store all ...