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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34 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
17 views

Difference between remastersys backup & remastered disk

I am new in Linux OS. I want to take backup of my machine. Now, I am at stage of taking backup but it asks me for below options Option 1] remastersys backup Option 2] remastersys disk I ...
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9 views

Deal with files modified by OS or programs in / and /home when backing up the two partitions?

It is said that when backing up a filesystem, don't modify its file(s). When back up an installed OS under /, the OS can modify any file at any time, and is it a problem? Or the files the OS ...
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0answers
25 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
67 views

rsync error during incremental backup

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 ...
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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 ...
0
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1answer
68 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/' ...
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1answer
91 views

Deduplication tool for rsync?

Is there a Linux / Unix tool that does de-duplication similar to the way Veeam does it before compressing and sending a backup with rsync to a mirrored location?
2
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1answer
35 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
21 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 ...
2
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2answers
4k 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 ...
2
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1answer
852 views

crashplan desktop alternative?

Is there a good alternative (free software) for Crashplan for UNIX desktops? There is a plethora of backup systems out there, but there doesn't seem to be one that rivals with Crashplan. The ...
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3answers
968 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 ...
1
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1answer
29 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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0answers
29 views

Backup MySQL Database using gzip and send it directly to FTP Server using CURL

I have a NAS Server and i want to backup the mysql database in gzip format then upload it to ftp server using curl. I also want the filename of the backup to have the current DATE. It is possible to ...
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0answers
25 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
236 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
83 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
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2answers
398 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
22 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
94 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
264 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.)?
1
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1answer
62 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 ...
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5answers
193 views

Is it possible to have more than just one backup when editing text files?

Gedit and medit are two text editors that I know of that allow me to save a backup. So, if I create a file called temp.txt the next time I edit it and then save it, I'll have a backup called ...
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2answers
91k 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
207 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
47 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
57 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
54 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 ...
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2answers
204 views

Compare directory trees regarding file name (and size and date)

I want to check the results of a restore from backup. This is, because TimeMachine on MacOS gives me some weird errors and warnings and I want to make sure, everything is in its place again after ...
0
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1answer
126 views

ZFS backup advice with another server

I currently have two servers both have the exact same hardware, disks, etc. One server (server1) is going to be the "main" server. It's basically a server with raidz2 that has SMB shares on it that ...
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19 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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0answers
352 views

How to use terminal to access iCloud Drive when Finder is not running

I would like to access iCloud drive from Terminal in order to create an emergency backup. Unfortunately, my installation of Mac OS Yosemite is not operational, so I am using recovery mode to create my ...
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25 views

Can I change the exclude file list while running rsync under a cron job

I am using Fedora 20, MATE desktop, zshell. I have started a cronjob to run, every evening, an incremental backup using rsync, closely following the suggestions here. After the first run yesterday, ...
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5answers
21k 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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1answer
266 views

Raspberry Pi backup server (Mac & Windows) [closed]

I would like to set up my raspberry pi model B and my 2TB hard drive as a backup server for both my windows pc and my mac. I would like to partition my hard drive such that 300GB is for mac time ...
0
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2answers
191 views

What root directories should I back up? [duplicate]

I intend to start incremental backups of my Fedora 20 system, and would like to know what root directories I should include, and what directories it is useful to exclude. I know there is a lot of ...
4
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1answer
8k views

What does 'mount point' mean in a Linux installer?

While installing Linux, it asks for a 'mount point' selection. I gave it /, but I don't know the exact meaning and aim of this. Also, now I want to create one more mount point, /home in my machine ...
0
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1answer
62 views

Backing up Linux server to Windows domain

I'm maintaining a small Linux workstation/server in a Windows-domain-based environment. Apart from being in the same network, the Linux computer is not connected to the domain. Until now, I'm using a ...
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2answers
1k views

Backintime Linux desktop backup to a Synology DiskStation

Backintime doesn't support plain SFTP backends so it does not seem to be easy to setup a remote backup to a Synology Diskstation (in my case a DS214 with DSM 4.3). Backintime supports SSH/rsync based ...
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2answers
93 views

Backup and restore IMAP mail account with (open source) Linux tools

Which Linux tools help to backup and restore a IMAP mail account including all mail and subfolders? I expect disconnects for large IMAP accounts because of ressource limitiations on the server ...
0
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1answer
165 views

Backup to flash drive using rsync

I've decided to make a full backup from my SSD disk to flash drive. According to archwiki general backup is done with following command: rsync -aAXv ...
2
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2answers
63 views

How can I capture a consistent snapshot of a directory and all its children?

We have an application that periodically backs itself up to a directory on the local file system. Inside this directory are several more files and directories. I want to produce a "snapshot" of all ...
2
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1answer
65 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 ...
0
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1answer
45 views

Backup and restore of raid1 device, after OS upgrade

We have a physical RedHat server with two 60GB local disks, and two RAID 1 devices on them. There are also a few multipathed SAN luns. Disk /dev/sda: 60.0 GB, 60022480896 bytes Device Boot ...
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0answers
38 views

Want to setup a dropbox sync drive

Is there way to setup a small computer, or raspberry pi, etc. to hold a hard drive, sync it with dropbox and allow access (even if just read only) to the drive through USB to another device/computer? ...
4
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3answers
216 views

Automatic login via ssh (no GUI environment installed / no ssh-agent available)?

I have three systems, and I want to have them doing backups between them periodically. The two of them, have Debian Wheezy installed and the other one has Ubuntu 12.04 installed. Only the Ubuntu has a ...
0
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1answer
92 views

Shell script runs differently when schedulled with cron

I have a strange problem with my backup script. To begin with, this is the backup script: ########################################################### # CODE BEGINS HERE ...
2
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1answer
54 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 ...
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2answers
11k views

rsync gives “chown <…> failed: Invalid argument (22)” with nfs share

I'm trying to back up my entire system to an external disk using rsync, via a shell script which is run as root: #!/bin/bash rsync -vSHPhhaX --numeric-ids --delete ...