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...mlinks by chg-disk (see {{man|7|amanda-changers}}, a particular VFS device may be configured to point to different vtapes. ...

...efer to it as gnutar to distinguish it from proprietary tars, which may or may not play well with amanda. Not all versions of Gnutar play well with amanda ...

...that this error may not appear in any of your "normal" Amanda haunts. You may have something like this in the results of 'amstatus config': <code>...9935 ...

You may also be able to use <tt>label_new_tapes</tt> (<tt>autolabel</tt> as of vers If you have labeled any tapes using the rewinding device configuration, you may have to label them again (see [[Talk:{{PAGENAME}}|Discussion]]). ...

...than one tape. As you increase [[runtapes]], you will need more tapes. You may also find it useful to increase your [[Holding_disk|holding disk]] size. Ot ...

...isk may no longer fit on a single tape, or the combination of all [[DLE]]s may no longer fit on a tape. This can be especially problematic for systems wh ...

...pecify several tape devices to be used. A sample configuration file for it may be found in [http://github.com/zmanda/amanda/raw/master/example/chg-multi.c ...

...d Knor's SCSI media changer driver, a Linux kernel loadable module), or it may use built-in tape changer interfaces available on HPUX, Solaris 2.5, IRIX a ...nfiguration file, not only a counting file. In this configuration file you may specify that the tapedrive needs an eject command and an optional waittime, ...

...before upgrading clients. Both upgrades should be seamless, although you may wish to adjust your server configuration to account for new features like [ ...

...p?query=amanda-client&submit=Search+...&system=&arch= amanda-client]. You may also find the RPMs on the distribution media. Note that the packaged software may not be the most recent release. ...

* [[2.5.0 features]] - 2.5.0p2 released on May 8, 2006 ...

An entity within Amanda that allows access to multiple volumes. A changer may be a physical, robotic tape changer, or a changer emulator for non-tape bac ...

You may flush ALL of them, or some directories only. Amanda will continue flushing in the background, writing to tape, and you may even log off. ...

...erm is sometimes used ambiguously to refer to a single file on tape (which may only contain a part of a dumpfile). ...

...ameters, are flexible enough to emulate virtually any backup scheme a user may be familiar with from previous experience with another piece of backup soft ...it reduces the number of tapes required to recover a system. Their concern may arise from a definition of incremental backup that says changes since the l ...

...ifes the kind of data storage to use. For a single-tape configuration, it may just name the tape device: ...

...across multiple tapes. First, [[Span|spanning]] must be enabled. Then you may specify the part size with the <tt>part_size</tt> parameter in the [[tapet ...

...which may prevent the virtual machine from starting after a restore and/or may result in data loss. ...ove DLEs, / and /home will never be backed up at the same time. / or /home may be backed up at the same time as /opt though. ...

If you don't find exactly the changer you need, you may be able to customize an existing definition. ...

* Syslog may also contain errors from ''inetd'' or ''xinetd'', or hardware errors indica ...

...is ''almost'' turn-based, although there are situations where either side may send a message. In particular, there is a race condition between the EOF f ...ly after transmission). If the creation of the first chunk file fails, it may also respond with NO-ROOM followed by TRYAGAIN and exit. ...

brw-rw---- 1 root disk 8, 2 May 23 00:27 /dev/sda2 There are a few long-term solutions to this problem that may occur, but are not currently planned: ...

...n /var/log/messages. Depending on how the index files are labeled, SELinux may be preventing amanda from accessing the index files. <code>setenforce 0</c ...recover has a very large number of files, the <code>/tmp</code> partition may be filling up on the index server. ...

The following are not part of the tarball but may still be useful to you ...

The features you're used to may not be present in Perl-5.6.0. Check before you use something new. ...

* [[3.5 features]] - 3.5.3 released on May 3, 2023 * [[3.2 features]] - 3.2.3 released on May 9, 2011 ...

:"What, please, is a "DLE"? May it mean: Down Loadable Entity ??? Stupid. Do Less Errors ??? Stupid again. ...

...es named `changerfile'/changer-clean and `changerfile'/changer-access. You may have to edit the script to specify which slot contains a cleaning tape (cle ...

...guish between concurrent devices and exclusive devices: Concurrent devices may be accessed by multiple readers (and sometimes multiple writers) simultaneo ...ns discussed above, there are some additional protected functions that you may find useful, described in <tt>device.h</tt>. ...

...invokes a changer script while it is still using a device. Thus, a script may operate with a single "drive", into which it "inserts" volumes on request. ...ror handling are the same as the ''-slot' command. Note that a tape may or may not be loaded when this command completes, depending on the hardware. ...

This may create > 1000 parts, severely degrading backup/restore performance. This may create > 1000 parts, severely degrading backup/restore performance. ...

Clients need to specify the ''amdump'' argument to the amandad command and may make the authentication method clear with the ''auth'' argument. If you are using TCP wrappers, your inetd entry may look like this assuming Amanda user is "amanda": ...

For devices that do not support LEOM, Amanda may fail to write a particular part completely. In this case, Amanda automatic ...it ([[promote|promoting]] fulls if necessary), all 5 (in this case) tapes may not be used on every run. Any unused tapes will remain available for use o ...

You may get errors running make: Assure that you use the BSD-version of make, usual ...would be set to the user and group you created. The --without-ipv6 may or may not need to be used depending on whether you are have ipv6 set up. ...

...n which an unanticipated failure, such as silent data corruption in dumps, may have extremely high costs for users. It also has a long development histor Sometimes, however, it may not be worth writing a test, or may even be impossible: ...

...of a [[DLE]] are contiguous on a volume, although a DLE on several volumes may not begin at filenum 1 on subsequent volumes. ...

Any filename referenced, including include file names, may contain any character except a NULL ('\0') character. Actual path interpret ...to delay a backup if length is too small, but, if it is too large, AMANDA may end up leaving dumps in the holding disk or having to abort some dump. ...

...the Amanda commands to choose one of multiple possible configurations. You may specify it using the --with-config=<confgname>. Make sure that you don't build the software as root. You may want to run the first make-command as "amanda", for example. On the other h ...

* Note that during the process of creating the backups the disk space may fall short. ...active during the backup, many blocks will be modified and snapshot volume may run out of space. ...

...definition traverse a relatively low-bandwidth link, so large backup sets may not be practical. Remember that, as is the case with all remote storage sys ...r system's clock being fairly accurate. If your clock tends to drift, you may need to install and configure an NTP client, or invoke <tt>rdate</tt> or th ...

If you are compiling from source, you may experience this type of issue if a dependency isn't found in the path you s ...

If you are looking at an older configuration, you may find both set along with some other options, e.g., ...

...t use an existing connection. However, a given DirectTCPConnection object may not be compatible with a particular device, so it is not always possible to ...

...nstalls of Amanda, you may have several Amanda users, and your directories may be owned by several users. Sadly, the various operating system distributio of course, your numbers may be different, but this gives you a good idea of the total time and space us ...

...ATIONCACHEDATA data that can be regenerated by applications]. No data loss may occur if files in this directory are removed. ...

SAMBA may be unable to back up some files due to file locking restrictions. Particula ...

...sumes Amanda-3.2.0 or later, which your operating system's package library may not contain (many Linux distros are years behind!). See [[Installation]] f ...

...sumes Amanda-3.2.0 or later, which your operating system's package library may not contain (many Linux distros are years behind!). See [[Installation]] f ...

...ways find a label by inspecting the slot subdirectories, but [[chg-robot]] may need to load and examine several tapes to find its target (although it trie ...

...sumes Amanda-3.2.0 or later, which your operating system's package library may not contain (many Linux distros are years behind!). See [[Installation]] f ...

...rmits you to have Disk List Entries (DLEs) larger than any single tape you may have, as well making more efficient use of tape space under certain circums Note also that ''tape_splitsize'' is a dumptype parameter: you may specify which DLE's should be split, and which not (e.g. not splitting the ...

A GValue object may contain a pointer to allocated memory, or require some other cleanup. When ...

...a base name of several related changer files. The ''changerdev'' parameter may point to the <tt>/dev</tt> entry used to access the changer device. ...gex and is determined to be "inactive" according to the tapelist database, may be written to. However, there is a preferred 'next' tape, the one that is n ...

...does not provide filesystem consistent view. Dumping an active filesystem may result in a backup image that cannot be restored. Dump is also very filesys ...

...<code>archive</code> directory will contain any archived WAL log files. It may be empty. The <code>data</code> directory will contain a complete backup of ...he <code>data</code> directory to an appropriate location. Afterwards, you may need to change the ownership and permissions of the files. they should be o ...

...: Like &beta;, but an unmatched <tt>[</tt> is not considered special; this may be due to variations in C library regexp implementations ...Like &gamma;, but an unmatched <tt>[</tt> is not considered special; this may be due to variations in C library regexp implementations ...

...called a volume) may be loaded in a transport, but any of several volumes may be put in a transport at different times, subject to physical compatibility ...tape mark and the next tape mark is often called a file. Note that there may be an arbitrary number of files on a tape. ...

...th how it works. If you have installed Amanda and are having trouble, you may also want to check the [[Troubleshooting]] section. ...

Note: you may set "record yes" in the dumptype for those directories that are NOT used by After some tests, you may want to start from scratch, removing all the garbage created while testing. ...

...ta, message and index) times the number of simultaneous backups the client may be asked to perform ("maxdumps" in [[amanda.conf]]). ...er and amcheck use a single socket to contact all their clients, but there may be multiple dumpers (based on "inparallel" in amanda.conf) and each needs i ...

...usually recommended to disable hardware compression with Amanda, though it may have less of a negative impact with certain modern tape formats (e.g. LTO). ...hardware compression, methods which your OS's mt(1) tool or similar may or may not handle - e.g. the "device configuration" scsi-2 mode page 0x10 (common) ...

...nexpected problems or failures that interrupt the process. Certain errors may have special meaning; they are detailed in the processes which they appear. ...amp'' is the timestamp of the run in which the client dump took place, and may not be the same as the timestamp of the logfile. If ''nparts'' is not know ...

...pe and global parameters 'recovery-limit' can be used to limit which hosts may recover from a particular DLE. See {{manv|3.2.0|5|amanda.conf}} and {{manv| ...

...of [http://db.apache.org/derby/ Apache Derby] this will not work. Doing so may result in an inconsistent database in the backup. ...

...in some cases return results from that service. Only one such transaction may run at any time. The following sections describe the protocol states from ...

...that your nightly runs are not too large to fit on tape. If they are, you may need to set up <tt>chg-robot</tt> to allow spanning over multiple destinati ...

; <tt>--with-tmpdir=/private/tmp</tt>: you may not need this, but if you're worried, it certainly won't hurt. ...l be actively working with the amanda configuration on these machines, you may want to consider: ...

.../tt> directory. In this example, it's at <tt>/tmp/Resources</tt>, but you may not consider your resources "temporary" once you've spent a few hours honin ...

...two systems are usually different machines but are not required to be, and may be the same machine. Parts of this setup are on the server and some are on You may use one exclude file in multiple dumptypes without any restriction. ...

You may also want to add other remotes pointing to other Amanda developers' git bra ...

...if you have tape daily01 in slot 1, tape daily02 in slot 2, and so on) you may use the first option. If you just know the label of the tape you need, use ...

...ter a significant quantity of data has been transferred. Conversely, they may come before the DIRECT-TCP negotiation or even before the header is transmi ...

...ically find smbclient if it is in your PATH when you run configure, or you may add the following argument: ...hes (\). This must match the disklist entry exactly (case sensitive). This may be asterisk (*) to match all remaining shares for this Samba server. The fi ...

With Amanda 3.1.0, after a successful compilation and installation, amdump may fail to execute if a holding disk is defined. ...

<code>--disk …</code> options for all subcommands. But it may ignore ...<code>MULTI-ESTIMATE YES</code>, the multiple <code>--level</code> options may be passed to the command and it can report multiple estimates with only one ...

...simple as checking a check box on the server side. On the client side, it may be possible to mount the share or file system with certain options to allow ...

* Make sure you signalled x/inetd to reread its configuration (some systems may need rebooting), for example You may erase the directory and run amcheck again: the directory is created automat ...

This may also be set globally in the same way by editing the "global" dumptype defin ...

...). Note that due to variation in third party packages, the values you find may vary from the defaults noted here. ...r are stored here. Default: '''/etc/amanda''' (though in some packages you may find /usr/local/etc/amanda). ...

to <tt>/etc/ssh/ssh_config</tt>. This may cause a failure on the first connection, but will automatically add the key ...

...just this factor. As it is uncommon for Amanda to fill an entire tape you may also wish to use more space than that. ...assumes'' that Amanda will not, in general, fill a tape to capacity. This may be the case if: ...

...the client or server accordingly in <tt>/usr/lib/amanda/application/</tt> (may be <tt>/usr/lib64/amanda/application/</tt> if a 64-bit install). The script ...

You may want to restrict which hosts can perform a recovery of particular DLEs. Se ...a@Aaron, with a .rhosts entry (.amandahosts won't do). If you use ssh, you may be able to type a password in order to be authenticated. Another alternativ ...

...da 2.5.0 or later, then [[How To:Split Dumps Across Tapes |tape spanning]] may be more useful than this technique. ...

...runs configure has permission to run the dump program, otherwise configure may misdetect an ability of dump to accept a -E (for estimates) switch. ...

...se, at least every third dump of a DLE will be a full dump, although fulls may come more often if space allows. Amanda [[promote]]s dumps like this to tr ...

Reading from /dev/random may take indefinitely long if kernel's random entropy pool is empty. If that ha You may set various parameters inside bz2aespipe. You may also call bz2aespipe with various command-line-parameter to choose ...

...problems with Amanda, their causes, and their solutions. The same article may be linked under several different categories for easier searching. ...

Note that most of amandad's activity takes place at connection set-up. There may be other pages on this wiki to describe the protocol observed by particular ...

It may not be feasible to change the Amanda user that is being used by the server, ...

You may need to adjust the timeout that the module keeps connections tracked ...

If you don't find exactly the tapetype you need, you may be able to customize an existing definition. Or you can run {{man|8|amtapet When rolling your own tapetype, you may refer to the tapetype section of {{man|5|amanda.conf}}. ...

Suggestion from Rémi Demarthe (remi dot demarthe at obs dash besancon dot fr) May 2006: ...

...o prevent the password from being sent in plaintext over the network, you may wish to configure the MySQL username and password using the MySQL my.c ...

...er dump cycles allow Amanda spread the load better over multiple tapes but may require more steps during a restore. More information about how to choose a ...configured on the system to be protected. However, a system administrator may decide to mount a file system via NFS or Samba on the Amanda server and hav ...

...secode code such that all SCSI devices inherit the standard SCSI codes and may override or append to them as needed. ...