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savemeta(8)

NAME

savemeta - Takes a snapshot of an AdvFS domain's metadata

SYNOPSIS

/sbin/advfs/savemeta [-LSTtr] [-f fileset] domain savedir

OPTIONS

-f fileset Saves the structure information from the frag file in each named fileset to the savedir. If this option is not specified, the default is to write no frag file information to the savedir. -L Do not save the domain's log file to the savedir. If this option is not specified, the default is to write the log file to the savedir. -r Allows savemeta to run on mounted but corrupt domains by acquiring metadata information from the raw device. -S Do not save each volume's storage bitmap (SBM) to the savedir. If this option is not specified, the default is to write each volume's SBM to the savedir. -T Do not save the domain's root tag file to the savedir. If this option is not specified, the default is to write the root tag file to the savedir. -t Do not save the fileset tag files to the savedir. If this option is not specified, the default is to write the fileset tag files to the savedir.

OPERANDS

domain The name of the AdvFS domain from which you want to obtain the metadata. savedir The name of a directory into which the saved metadata is to be written.

DESCRIPTION

This script saves a snapshot of the specified domain metadata into a directory, savedir, that has the following structure: savedir/volume_directory/RBMT_file /BMT_file /SBM_file /log_file /tag_file /fileset_directory/frag_file /tag_file By default, the savemeta command saves all the bitfile metadata (BMT), all the SBM, the log and root tag files, and the fileset tag files. If you specify the -f option, the command saves the frag file information for each fileset. Caution When the -r option is supplied and a fileset is mounted, the raw disk being read may not have all the data that is in the kernel's buffers. When this happens the data saved by savemeta may be inconsistent.

RESTRICTIONS

You must be the root user to use this command.

EXIT STATUS

This command returns a 0 (zero) on success. Otherwise, it returns a 1 and displays an error diagnostic.

FILES

/sbin/advfs/savemeta The command path.

SEE ALSO

Commands: nvbmtpg(8), nvfragpg(8), nvlogpg(8), nvtagpg(8), vsbmpg(8)

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