.TH RDARENA 8 .SH NAME rdarena \- extract a Venti arena .SH SYNOPSIS .B venti/rdarena [ .B -v ] .I venti.config .I arena .SH DESCRIPTION .I Rdarena extracts the named .I arena from the Venti system described by the .IR venti.conf (6) file .I venti.config and writes this arena to standard output. This command is typically used to back up an arena to external media. The .B -v option generates more verbose output on standard error. .SH SOURCE .B /sys/src/cmd/venti .SH "SEE ALSO" .IR venti (8) .SH BUGS There is currently no way to restore a Venti system from a collection of extracted arenas.