Testing!
mph
> On Mar 12, 2017, at 10:21 PM, Craig Barratt <cbarr...@users.sourceforge.net>
> wrote:
>
> I pushed bin/BackupPC_migrateV3toV4 to git. It uses the hybrid approach I
> mentioned - V3 backups still use the same forward deltas; this script only
> replaces the hardlinked backups in each directory with V4 attrib files (and
> MD5 digests).
>
> Usage:
>
> BackupPC_migrateV3toV4 [-p] [-v] [-h host [-n V3backupNum]]
>
> So to convert a specific backup and host, use both -h ClientName and -n
> BkupNum. If you don't specify -n, then all that host's V3 backups will be
> converted.
>
> Warning: with no arguments, it will try to convert every v3 backup (maybe I
> should change that).
>
> There are some related changes in several other places, including
> lib/BackupPC/View.pm, that make the V3 hybrid storage work correctly with the
> rest of BackupPC. So you'll need to pull all the new code from git to test.
>
> If you want to test this, I'd recommend testing it on a single or series of
> V3 backups. You can safely copy the backup trees using cp -prl (which
> maintains the hardlinks), eg:
>
> cd /data/BackupPC/pc/exampleHost
> mv 5 5.orig ; cp -prl 5.orig 5
> mv 6 6.orig ; cp -prl 6.orig 6
> mv 7 7.orig ; cp -prl 7.orig 7
> cp backups backups.save
>
> If you want to put things back the way they were:
>
> rm -rf 5 ; mv 5.orig 5
> rm -rf 6 ; mv 5.orig 6
> rm -rf 7 ; mv 5.orig 7
> # copy the [567] lines from backups.save into backups;
> # only do "mv backups.save backups" if you are sure no
> # new backups have been done
>
> Craig
>
>> On Fri, Mar 10, 2017 at 7:49 AM, Michael Huntley <mich...@huntley.net> wrote:
>>
>>
>> On March 9, 2017 11:47:09 PM Pavel Hofman <pavel.hof...@ivitera.com> wrote:
>>
>> > mph,
>> >
>> > Actually we are based on drives only. I could make a huge 10TB tar and
>> > put it somewhere but the idea of conversion and having all the backupcs
>> > together...
>>
>> Agreed! A 10TB tar file on spinning media not practical. You already have
>> that....
>>
>> >
>> > Anyway, thanks a lot for your suggestion, should the hybrid storage not
>>
>> I'll be testing along with you. I've got tons of data to work with here....
>>
>> Cheers!
>>
>> mph
>>
>>
>> > perhaps make the way through I will head in this direction.
>> >
>> > Best regards,
>> >
>> > Pavel.
>> >
>> > Dne 8.3.2017 v 16:55 Michael Huntley napsal(a):
>> >>
>> >>
>> >> Pavel - have you considered using tar+tape to archive your data? I deal
>> >> with CPA's and lawyers so everything must be saved basically forever but
>> >> it doesn't mean the data must be instantly available. Just a thought.
>> >>
>> >> Cheers!
>> >>
>> >
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>>
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