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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How to Free Up Space in a Dynamically Growing qcow2 VM image?

This has happened to one of my VM's that's running CentOS under Proxmox. I copied about 40 GB of data into a VM. I then deleted that 40 GB data a day later. Now taking a backup of the same VM takes ...
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1answer
113 views

Backup of home folder store network and printer settings?

Does restoring my home folder, restore network and printer settings on elementary os?
0
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1answer
427 views

How to move mysql database and mysql server to another machine

I am having Ubuntu 14.04 desktop in which i develop software. Due to some reasons my hard disk has developed many bad sectors. I want to move my mysql server software and all the databases to a new ...
2
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2answers
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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0answers
1k views

Backup And Restore Shell Script

I have been trying to create a script that backups up a certain directory and then restores the directory. The backup works as it should but when I try run the restore function I get the following ...
2
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2answers
211 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
232 views

What is advantage of backing up a filesystem by version control software?

Version control software seems to be used for backing up project mostly in plain text files. For backing up a file system, with large amount of files or large size, regular file copying/transferring ...
2
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2answers
151 views

vim: how to trace back all changes done to file during the day

Does anybody know how to setup vim (the text editor) in such a way to make it possible to trace back all the changes done to a file within a day? I need it for the cases when I have accidentially ...
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0answers
40 views

backup without closing programs that are opening files for editing, and detect unsaved open files?

Is it possible to do backup without closing programs that are opening files for editing? I would like to do backup without closing programs that are opening files that I am reading or writing. I ...
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0answers
44 views

rsync question about a directory

I went ahead and used rsync to back up a root directory called /files my exact commands werersync -avzh /files willc66@server.com:/backup, inside my /files directory I had 2 sub directories home and ...
4
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1answer
521 views

ideal btrfs storage scheme to incorporate external USB HDD as backup media

Is there a way to leverage btrfs's advanced features (COW, snapshots, etc.) to continuously backup/mirror my main storage volume to an external USB HDD?
14
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1answer
26k 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 ...
0
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1answer
33 views

Moving Application Configurations to Separate Partition

So by default, most services install their configuration files to /etc/<application>. On my physical systems, I'm using LVM for volume management, and specifically so I can rollback snapshots ...
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3answers
164 views

Taking complete backup of System and then restoring?

I am using kubuntu 10.04 and now I want to install Mac on my PC. I have my data scattered in over 200 Gb and I want take a backup such that with one command all my data is saved into a single file. ...
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1answer
40 views

An incremental or another full backup? [closed]

After using rsync to backup a file system, if there has been dramatic change in the file system since the last backup, is it still good to do an incremental backup? Is there a rule of thumb about how ...
0
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1answer
44 views

Standards for dealing with older/previous “.bak” backup of config file before new edit

Assume I have a config file "foo.conf." This file is rarely edited. At some point in the BeforeTime(tm) it was edited and "foo.conf.bak" was created to save the previous state. Now, I want to make ...
1
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1answer
33 views

Storing documents and backups on several different drives

Currently I have Ubuntu installed on a 120GB SSD. However I also have 3 more hard drives installed on the computer, 2 x 640GB in aRAID array and a 60GB SSD. What I am trying to achieve is to use the ...
5
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1answer
656 views

easy rsync solution with file manager (thunar or nautilus or…)

A common tasks I teach new users in UNIX is how to make backups. Since most are not comfortable with the command line (CLI) and I want to have them make backups (more than forcing them to use the ...
0
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1answer
122 views

rsync: delete some files in destination not in source but not delete others

Given two directories /.../src and /.../des, they share some subdirectories share1 and share2 des also has a subdirectory named des1 which doesn't exist in src. How can I perform file transfer ...
0
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1answer
26 views

Software to do a 3 way backup

I am currently doing a backup of my system on an external hard disk using rdiff-backup. This kind of backup is good when the disk dies. However, I was also wondering if I can extend this method to do ...
53
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8answers
56k views

Rsync filter: copying one pattern only

I am trying to create a directory that will house all and only my PDFs compiled from LaTeX. I like keeping each project in a separate folder, all housed in a big folder called LaTeX. So I tried ...
2
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2answers
260 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 ...
0
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0answers
32 views

Backing up data to two drives

I am currently working on backing up an inactive users data from a server. The data is roughly 7tb. For the backup task, I have two four TB drives. So what is a reasonable way to move the data into ...
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2answers
1k views

Back up and restore file permissions

Is there a way to back up and restore file ownership and permissions (the things that can be changed with chown and chmod)? You can do this in Windows using icacls. What about access control lists?
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21 views

Is there a way to backup and restore ACL file and folder permissions on linux the way that there is using icacls in Windows? [duplicate]

In Windows you can do this (backup and restore ACL permissions) can you do this in Linux? And to clarify, I mean ACLs in Linux, I do not mean the default permissions modified with chmod / chown.
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1answer
55 views

What is the proper bash method of prompting the user for administrative password before backing up the usb data to the computer?

mate-terminal --window-with-profile=PROFILENAME="Hold the terminal open" -e "sudo rsync -azvu --log-file=/var/log/simplebackup.log --append-verify --exclude '.gvfs' /media/user/usb/ ...
2
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1answer
542 views

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
41 views

How to make a backup of the data in my Laptop? [duplicate]

I would like to make a backup of all the data in my Fedora Laptop (Pictures, Music, Videos, Documents, etc.) in an external hard drive. Basically I need to know two things: A good software to do ...
0
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1answer
66 views

what distinguishes Rsync-type backups from other backups?

This link classifies incremental backups into Rsync-type and other type: Rsync-type backups The main characteristic of this type of backups is that they maintain a copy of the directory you ...
2
votes
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 ...
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0answers
222 views

Restore from incremental backup?

I read some books which use dump and restore. They said that during restore, first restore the latest full backup, and then restore each incremental backup created after the full backup. But I am ...
0
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1answer
131 views

rsync error during incremental backup [closed]

I am learning how to use rysnc (version 3.0.9, protocol version 30) to do backup on a toy example, from a dir /tmp/pdf to a backup dir /tmp/backup, following ...
2
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3answers
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 ...
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1answer
4k views

Rsync error 23: some files were not transferred, when copying files from Windows drive to external HDD

I wanted to copy files from the Windows drive to external HDD using rsync, with the following command: rsync -azv --progress --exclude-from '/home/mint/exclude.txt' '/media/mint/OS/' ...
2
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1answer
220 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
75 views

checksum of corrupt file

A backup system ought to be able to handle several scenarios including file deletion, theft, natural disaster and file corruption. [http://en.wikipedia.org/wiki/Data_loss] In terms of file ...
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2answers
12k views

cronjob for automatic DB backup to date prefixed file

I am using the latest Linux Mint. I was wondering if it's possible to create a special cronjob for a database backup. In my /etc/cronjob file I have the following code: # Minute Hour Day of ...
6
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3answers
2k 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 ...
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1answer
63 views

How to backup files with only a minimal resue system?

I only have access to my vserver via a minimal rescue system over ssh. It does not have scp or ftp installed. Is there an easy way to backup the files, preferably directly to an ftp server, but to ...
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64 views

Transferring files from a Linux laptop to a Windows laptop

How do I transfer my Linux Peppermint laptop files to a Windows 8.1 laptop? I'm a relatively new Linux user.
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 ...
2
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1answer
293 views

Automounts: All mounting and will not umount on its own [closed]

I have a few SLES 11.2 servers. They do something really strange with automount. We have nearly 500 possible automounts our users and their codes may need, including automount entries for each ...
4
votes
2answers
487 views

How to backup entire xen dom0 (on debian)

How do you go about creating a bootable backup ISO of my computer (dom0)? I have tried remastersys and this backs up everything but Xen does not work properly. LiveCDs also do not work. Does ...
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1answer
33 views

Tool for migration of service configuration

Is there a tool that handles generic migration of config? For example if I have httpd, postfix, MySQL and users and groups data, is there a tool that can extract the config data for each service so ...
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2answers
277 views

Databases backup with cron

I'm trying to set up a cron job in order to backup my databases daily. Here's what I wrote in my crontab file : 25 18 * * * root mysqldump -u root -p myPassWord --all-databases | gzip > ...
1
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1answer
310 views

Why has '-' been chosen as the backup file suffix for certain Unix system files?

Example: /etc/group-, /etc/passwd- Is there any motivation behind choice of the - sign (e.g. easier to recognize, process, etc.)?
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1answer
340 views

rsync initial sync

I'm new to rsync. I have a Linux machine with an external harddrive (ext3) and a Windows machine with an NTFS external harddrive. I connected the NTFS harddrive to the Linux machine and did a mirror ...
85
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1answer
240k views

Compress a folder with tar?

I'm trying to compress a folder (/var/www/) to ~/www_backups/$time.tar where $time is the current date. This is what I have: cd /var/www && sudo tar -czf ~/www_backups $time" I am ...
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2answers
1k views

What's an effective offsite backup strategy for a ZFS mirrored pool?

I use a ZFS pool consisting of two mirrored disks. To get offsite backups going I've purchased two more disks. My initial plan was to create the offsite backup by attaching a third disk to the ...
2
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1answer
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 ...