3 backup, tobackup, dumparenas, restore \- backup venti arenas to blu-ray discs or restore from them
32 These programs reside in
34 and provide a means to backup
36 storage to Blu-ray (or other large optical) discs,
37 while keeping track of which arenas have been written to which discs.
38 Multiple backup sets are supported,
41 store from a backup thus made.
46 it will dump all sealed
50 it will append only those sealed arenas not already written to a disc
51 within the given backup set.
56 other than the default.
59 option uses a disc burner
60 other than the default
64 option goes through the motions but does not burn any tracks
68 prints the names of all the sealed arenas not yet backed up to a disc
78 which is first mounted via
81 is used to extract each arena.
86 are invoked internally by
90 copies each data track (assumed to be a saved arena) on
94 into its appropriate place in the
98 .BR /dev/sde0/arenas ),
99 thus adding the arena to the current
102 The arena size of the arena partition must match the size of the arenas
103 on optical disc (except for ~60K of trailing debris on the optical disc arenas).
106 must be the number (starting from zero)
107 of the first arena slot in the arenas partition that
108 you wish to restore into from the current optical disc
110 necessarily that of the first arena on the disc).
112 will prompt for confirmation that the first arena is the correct one,
113 after printing a summary of its arena header.
116 will proceed normally,
118 will abort all processing,
123 to proceed to the next track and ask for confirmation of it.
125 The arenas partition must be formatted
130 before restoring into it.
131 When all the arenas have been restored,
132 it will be necessary to build a new
135 the usual steps being to run
141 .IR "buildindex -b" ,
148 backup scripts and records
151 subdirectory containing records for default backup set
154 source of dump scores
164 .IR "Venti Backup on Blu-Ray Discs"
166 Assumes a single arenas partition named
168 Assumes that the file server's arenas are accessible on it as