Re: [BackupPC-users] Viewing detail of a backup in progress?
2011-04-04 18:50:59
Carl Wilhelm Soderstrom wrote:
> On 04/04 07:14 , Holger Parplies wrote:
>> in particular, they are compressed, so the end of the file is in my
>> experience usually a considerable amount behind the file currently
>> copying. This is also the reason you can't simply "switch off buffering"
>> for the log files (compression needs reasonably sized chunks to operate
>> on for efficient results). It might make sense to think about
>> (optionally) writing log files uncompressed and compressing them after
>> the backup has finished. Wanting to follow backup progress seems to be a
>> frequent enough requirement. Putting the log files on a disk separate
>> from the pool FS should probably be encouraged in this case ;-).
>
> These are all terribly good points.
>
> Perhaps the current file can simply be stored in memory and presented via
> the web interface? Is there a variable that already exists and can be read
> by the web interface to present the current file being copied?
>
Not realy, not yet. But it will counted during backup and BackupPC_dump get
them at the end of an backup:
my @results = $xfer->run();
$tarErrs += $results[0];
$nFilesExist += $results[1];
$sizeExist += $results[2];
$sizeExistComp += $results[3];
$nFilesTotal += $results[4];
$sizeTotal += $results[5];
Furthermore BackupPC_dump use eventhandler like:
$SIG{TTIN} = \&catch_signal;
So it should be no problem to add an additional eventhandler
$SIG{IO} = \&write_status;
which than will collect the actual transfer rates and write them into a
file.
But maybee - it is possibly a problem to write in a file if the event occurs
during writing in a file.
Any Ideas?
br
Matthias
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