Polished man xorriso

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Thomas Schmitt 2008-10-07 15:23:42 +00:00
parent 3c725f9ca4
commit a9c70ed501

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@ -2,7 +2,7 @@
.\" First parameter, NAME, should be all caps .\" First parameter, NAME, should be all caps
.\" Second parameter, SECTION, should be 1-8, maybe w/ subsection .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
.\" other parameters are allowed: see man(7), man(1) .\" other parameters are allowed: see man(7), man(1)
.TH XORRISO 1 "Oct 06, 2008" .TH XORRISO 1 "Oct 07, 2008"
.\" Please adjust this date whenever revising the manpage. .\" Please adjust this date whenever revising the manpage.
.\" .\"
.\" Some roff macros, for reference: .\" Some roff macros, for reference:
@ -2295,6 +2295,8 @@ Examples of input timestrings
Incremental backup of a few directory trees Incremental backup of a few directory trees
.br .br
Restore directory trees from a particular ISO session to disk Restore directory trees from a particular ISO session to disk
.br
Try to retrieve as many blocks as possible from a damaged media
.SS .SS
.B As superuser learn about available drives .B As superuser learn about available drives
Consider to give rw permissions to those users or groups Consider to give rw permissions to those users or groups
@ -2581,19 +2583,16 @@ the two disk trees to the media is desired. Begin with blank media and start
a new blank media when the run fails due to lack of remaining space on a new blank media when the run fails due to lack of remaining space on
the old one. the old one.
.br .br
This makes most sense with backups on non-erasable media like CD-R, This makes sense if the full backup leaves substantial remaining capacity
DVD-R, DVD+R if the full backup leaves substantial remaining capacity
on media and if the expected changes are much smaller than the full backup. on media and if the expected changes are much smaller than the full backup.
An update run will probably save no time but last longer than a full backup. An update run will probably save no time but last longer than a full backup.
Other good reasons may be given if read speed is much higher than write speed
or if file size changes happen too often within the write time of a full backup.
.br .br
With \fBmount\fR option \fB"sbsector="\fR it is possible to access the session With \fBmount\fR option \fB"sbsector="\fR it is possible to access the session
trees which represent the older backup versions. With CD media, Linux mount trees which represent the older backup versions. With CD media, Linux mount
accepts session numbers directly by its option "session=". accepts session numbers directly by its option "session=".
.br .br
Multi-session media and most overwriteable media written by xorriso can tell Multi-session media and most overwriteable media written by xorriso can tell
the sbsector of a session by xorriso option -toc. the sbsectors of their sessions by xorriso option -toc.
.br .br
Sessions on multi-session media are separated by several MB of unused blocks. Sessions on multi-session media are separated by several MB of unused blocks.
So with small sessions the payload capacity can become substantially lower So with small sessions the payload capacity can become substantially lower