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Re: [flexbackup-help] flexbackup on tape
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From: Pierluigi Di L. <li...@ep...> - 2005-05-16 07:38:35
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try with:
$erase_rewind_only = 'true';
ciao, Pierluigi
> Dear flexbackup user’s
>
>
>
> I try to user flexbackup since 3 weeks, and for the moment the result
> arent so good.
>
> My problem is the next one.
>
> When I made new index with –newtape, it takes more than half an hour to
> make it.
>
> My tape is 4 Go storage (so quietly small) and my flexbackup.conf is the
> next one.
>
> And another is anyboy can help me to define exactly what the bocksize is
> and how to configure it .
>
> Thanks for all
>
>
>
>
>
> # -*-Mode: perl-*-
>
> # ----------------------------------------------------------------------
>
> # Flexbackup configuration file
>
> # check "flexbackup -help" for usage information
>
> # ----------------------------------------------------------------------
>
> # General configuration section
>
>
>
> # Archive type? afio, dump, tar, cpio, star, pax, zip, lha, ar, shar
>
> # 'copy' or 'rsync' are extra options if running in archive-to-disk mode.
>
> # 'filelist' dumps a list of files in your cwd - for debugging
> setup/exclusion
>
> $type = 'afio';
>
>
>
> # Configure backup "sets".
>
> # Not needed if you use "-dir <dir>" to backup one tree at a time.
>
> # Each set is a simple space-separated list of filesystems
>
> # Remote filesystems should denoted as 'host:dir'
>
> # You can use anything (other than 'all') as set names
>
> #
>
> # Example:
>
> # $set{'set1'} = "/home /usr";
>
> # $set{'set2'} = "/dir3 machine2:/dir4 machine3:/dir5";
>
> #
>
> # "-set all" will back up all defined sets. If you are doing a full backup
>
> # using tapes, each "set" will go onto a different tape and you will be
>
> # prompted for tape change in between.
>
> #
>
> $set{'backup'} = "/home";
>
>
>
> # Subtree pruning
>
> # A space-separated list of directories to prune from each backup.
>
> # Key is a filesystem or host:dir spec as outlined above
>
> # regular expressions allowed (not shell-type wildcards!)
>
> $prune{'/'} = "tmp proc";
>
>
>
> # Compression
>
> $compress = 'gzip'; # one of false/gzip/bzip2/lzop/zip/compress/hardware
>
> $compr_level = '4'; # compression level (1-9) (for gzip/bzip2/lzop/zip)
>
>
>
> # Buffering program - to help streaming
>
> $buffer = 'buffer'; # one of false/buffer/mbuffer
>
> $buffer_megs = '10'; # buffer memory size (in megabytes)
>
> $buffer_fill_pct = '75'; # start writing when buffer this percent full
>
> $buffer_pause_usec = '100'; # pause after write (tape devices only)
>
>
>
> # Device to backup to. -->> non-rewinding version, please! <<--
>
> #
>
> # Examples:
>
> # Linux SCSI: /dev/nst0 Linux IDE: /dev/nht0
>
> # Linux ftape: /dev/nqft0 FreeBSD SCSI: /dev/nrsa0 (4.x compat
> device node)
>
> # FreeBSD SCSI: /dev/nsa0 (5.x)
>
> #
>
> # If a directory, will archive to files in that directory rather than a
> device
>
> # If "host:/dev/tapedevice", will use remote tape drive via rsh/ssh
>
> #
>
> $device = '/dev/st0';
>
>
>
> # Block size (in kilobytes!) to use for archive programs and dd. Default is
>
> # 10 for most things. Some tape drives need 32 or 64. Set to '0' to
>
> # disable all blocking
>
> #$blksize = '0.5';
>
> $blksize = '10';
>
> #$blksize = '64';
>
> #$blksize = '32';
>
> #$blksize = '512';
>
> #$blksize = '';
>
>
>
> # Block size (in bytes!) to use for the tape device, with "mt setblk" or
>
> # equivalent. If set to 0, will use "variable" block size for the tape
>
> # device (which is recommended). Comment out or set to "$blksize * 1024" to
>
> # have it be the same as the archiver block size above.
>
> $mt_blksize = "10240";
>
>
>
> # Padding. True to pad blocks to blocksize
>
> # (devices only, not used when archiving to files)
>
> $pad_blocks = 'true';
>
>
>
> # Other global flags
>
> $remoteshell = 'ssh'; # command for remote shell (rsh/ssh/ssh2)
>
> $remoteuser = ''; # if non-null, secondary username for remote shells
>
> $label = 'true'; # somehow store identifying label in archive?
>
> $verbose = 'true'; # echo each file?
>
> $sparse = 'true'; # handle sparse files?
>
> $indexes = 'true'; # false to turn off all table-of-contents support
>
>
>
> # If backing up to files, use static filenames - no date stamp
>
> # (same level backup of same directory will overwrite old backups)
>
> $staticfiles = 'false';
>
>
>
> # True to try and preserve file access times during backup, if the selected
>
> # archive program can do so. Note that if this is true, -cnewer checks (file
>
> # permission/status changes only, not content) are turned off when deciding
>
> # which files to archive on the local system.
>
> $atime_preserve = 'false';
>
>
>
> # Span across filesytems? ("dump" will ignore this option)
>
> # Set to "false" (don't) , "local" (all but nfs/smbfs), or "all"
> (everything)
>
> $traverse_fs = 'false';
>
>
>
> # Exclude files that match these *regular expressions* (not shell wildcards)
>
> # from the backups (no affect on 'dump' archives). You can list more
> than one,
>
> # just keep incrementing the index in the brackets for each. Also,
> strip off
>
> # leading directories (the filesystem specs above or the "-dir" flag).
>
> # Matches paths, not filenames, so put .* on the front/back as needed.
>
> # Comment these out to exclude nothing.
>
> $exclude_expr[0] = '.*/[Cc]ache/.*';
>
> $exclude_expr[1] = '.*~$';
>
>
>
> # If true (default), and using a tape device, level zero "set" backups
>
> # assume you want to erase and use a new tape for each set. If false, level
>
> # zero "set" backups append to tapes. To force an erase for any backup,
>
> # use "-erase" on the commandline.
>
> $erase_tape_set_level_zero = 'true';
>
>
>
> # Set this to "true" to make erase operations just call "mt rewind" - not
>
> # "mt rewind' followed by "mt erase". (For some tape drives, erase takes
>
> # hours rather than seconds or is otherwise undesirable)
>
> $erase_rewind_only = 'false';
>
>
>
> # ----------------------------------------------------------------------
>
> # Log/stamp files, path for temporary files
>
>
>
> $logdir = '/var/log/flexbackup'; # directory for log files
>
> $comp_log = 'gzip'; # compress log?
> false/gzip/bzip2/lzop/compress/zip
>
> $staticlogs = 'false'; # static log filenames w/ no date stamp
>
> $prefix = ''; # log files will start with this prefix
>
> $tmpdir = '/tmp'; # used for temporary refdate files, etc
>
> $stampdir = '/var/lib/flexbackup'; # directory for backup timestamps
>
> $index = '/var/lib/flexbackup/index'; # DB filename for tape indexes
>
> $keyfile = '00-index-key'; # filename for keyfile if archiving
> to dir
>
> $sprefix = ''; # stamp files will start with this
> prefix
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'afio' only
>
>
>
> # File extensions that should not be compressed (seperate with spaces)
>
> $afio_nocompress_types = 'mp3 MP3 Z z gz gif zip ZIP lha jpeg jpg JPG
> taz tgz deb rpm bz2 lzo';
>
>
>
> # True to show block numbers
>
> $afio_echo_block = 'false';
>
>
>
> # Files less than this size (kilobytes) won't be compressed
>
> $afio_compress_threshold = '3';
>
>
>
> # Maximum amount of memory (megabytes) to use for temporary storage of
>
> # compression results. If a compressed file is bigger than this,
> compression
>
> # will have to run twice on the file (see manpage).
>
> $afio_compress_cache_size = '2';
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'tar' only
>
>
>
> # True to show record numbers
>
> $tar_echo_record_num = 'false';
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'cpio' only
>
>
>
> # Format of cpio archive
>
> $cpio_format = 'newc';
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'dump' only
>
>
>
> # Estimated tape size (in kilobytes). This number doesn't really do much
>
> # but help 'dump' get size estimates if set to zero uses 'dump -a'
>
> $dump_length = '0';
>
>
>
> # True to use /etc/dumpdates (could mess things up if you dump
> subdirectories
>
> # of mount points). False to use flexbackup's timestamps.
>
> $dump_use_dumpdates = 'false';
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'star' only
>
>
>
> # Use fifo (buffering)? (you probably want to set $buffer=false above if so)
>
> $star_fifo = 'true';
>
>
>
> # Handle ACLs?
>
> $star_acl = 'true';
>
>
>
> # Format of star archive
>
> $star_format = 'exustar';
>
>
>
> # True to show block numbers
>
> $star_echo_block_num = 'false';
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'pax' only
>
>
>
> # Format of pax archive
>
> $pax_format = 'ustar';
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'zip' only
>
>
>
> # File extensions that should not be compressed (seperate with spaces)
>
> $zip_nocompress_types = 'mp3 MP3 Z z gz gif zip ZIP lha jpeg jpg JPG taz
> tgz deb rpm bz2 lzo';
>
>
>
> # ----------------------------------------------------------------------
>
> # Parameters for 'package delta' backups
>
>
>
> # Archive a list of all installed packages in the top level of each backup?
>
> # Can be 'false', 'true' (save it for any backup), or
>
> # 'rootonly' (saves list only if the filesystem is '/')
>
> $pkgdelta_archive_list = 'rootonly';
>
>
>
> # Archive files not "owned" by packages?
>
> $pkgdelta_archive_unowned = 'true';
>
>
>
> # Archive any package-owned files which have been modified?
>
> $pkgdelta_archive_changed = 'true';
>
>
>
> # ----------------------------------------------------------------------
>
> # Paths to commands. Default will look for them in $PATH. Use this if
>
> # you want to set commands explicitly. You can use full paths or just
>
> # change command names.
>
> #
>
> # Example: If GNU tar is called "gtar" on your system:
>
> # $path{'tar'} = 'gtar';
>
> #
>
> # Or can be used to "sudo" certain commands. Examples:
>
> # $path{'find'} = 'sudo find';
>
> # $path{'dump'} = 'sudo dump';
>
> # $path{'afio'} = 'sudo -u nonrootuser afio';
>
> #
>
>
>
> # ----------------------------------------------------------------------
>
> # mt operation overrides. Set if flexbackup doesn't know the right mt
>
> # command(s) for your OS/device, or you want to override things.
>
> #
>
> # Example: use "mt status" instead of "mt tell"
>
> # $mt{'tell'} = 'status';
>
>
>
>
>
> ######################################################################
>
> #
>
> # $Id: flexbackup.conf,v 1.74 2003/09/21 22:59:58 edwinh Exp $
>
> # $Name: v1_2_1 $
>
> #
>
> # Leave '1;' on the the next line - for perl 'require'
>
> 1;
>
>
>
>
>
> Cordialement,
>
> Erwan CHEVALIER
>
> *Consulting & Systems Integration*
>
>
>
> **Email** : Erw...@sy...
> <mailto:CEr...@sy...>
>
> *Tél. * : +33 (0)1 58 13 88 41
>
> *Web* : www.bt.com/consulting <http://www.bt.com/consulting>
>
>
>
> |
>
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>
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>
> ********************************************************************
> |
--
Pierluigi Di Lorenzo
ePrometeus s.r.l
|
