BackupPC acts as a server and is installed on a Linux system, and from there . Documentation contains the whole BackupPC documentation. Adding a CGI Administrator to BackupPC; Modifying the etc. can be found in the BackupPC Documentation: Step 9 CGI Interface. As BackupPC operates on services running on a remote host, I will call Please read BackupPC documentation: step 5 of client setup for a full.

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Since you might need to run some BackupPC programs as the BackupPC user for testing purposes, you can use the -s option to su to explicitly run a shell, eg: Output from smbclient, tar or rsync during restore nnn. Any files with identical attributes are skipped.

If the server disk fails, BackupPC can be restarted on documentatin fresh file system, and create new backups from the clients.


Backup Policy Based on your site’s requirements you need to decide what your backup policy is. Additional arguments added to RsyncArgs. The tar file is written to stdout. BackupPC isn’t perfect but it is getting better.

Maximum number of log files we keep around in each PC’s directory ie: BackupPC uses a X. Errors in parsing the configuration file are also reported in the LOG file. This value must be specified in one of two ways: If you specify a long chain of incrementals then more backups need to be merged when browsing, restoring, or getting the starting point for rsync backups.


Duplicates digest are represented with one or more hex byte extensions.

BackupPC Documentation

Use “locale charmap” on the backuopc to see its charset. All configuration settings in the second through fifth groups can be overridden by the per-PC config. This sets to charset to utf8. Alternatively, you can completely remove the client and all its backups.

Or you can use the -f option to explicitly point to the config file. Which host directories to backup when using tar transport. Exponential expiry is also supported, allowing full backups with various vintages to be kept for example, a settable number of most recent weekly fulls, plus a settable number of older fulls that are 2, 4, 8, or 16 weeks apart.

This is likely the problem if you get an error saying such as “Wrong user: This significantly reduces disk writes and also reads, since the pool file documentatlon is backupppc disk to memory, rather than disk to disk.

BackupPC Documentation

Email content, timing and policies are configurable. However, taint mode in perl will complain if this directory is world writable. This catches cases where BackupPC might be accidently started as root or the wrong user, or if the CGI script is not installed correctly.

The main compensation for continuing to work on BackupPC is knowing that more and more people find it useful. Docu,entation this dialog box you can enable sharing, select the share docuemntation and permissions. A full backup with rsync sets the –ignore-times option, which causes every file to be examined independent of attributes.


The CGI script will download the original file when you click on a hardlink.

Multiple Apache’s will run on different Ports eg: BackupPC doesn’t care documentatoon the access time of files in the pool since it saves attribute metadata separate from the files.

Javier Gonzalez provided documentwtion Spanish translation, es. To allow for periodic rebooting of a PC or other brief periods when a PC is not on the network, a number of consecutive bad pings is allowed before the good ping count is reset.

Any files not hardlinked eg: For example, these two settings have the same effect: The tar file is written to stdout.

Administrator Guide: BMS 2.0

This can be set to a string, an array of strings, or, in the case of multiple shares, a hash of strings or arrays. The more uniform the clients and applications the bigger the benefit from pooling common files. Although configurable, the default settings leave group read permission on pool files, so make sure the BackupPC user’s group is chosen restrictively. For users that require offsite backups, BackupPC can create archives that documentxtion to tape devices, or create files of specified sizes to fit onto cd or dvd media.