On 06/ 9/10 07:18 PM, Kern Sibbald wrote: > Hello Jason, > > On Wednesday 09 June 2010 16:01:03 Jason A. Kates wrote: >> Kern, >> >> I am confused by your statement: >> " >> Yes, I am working on this now (a very low priority project for the >> moment) but it will probably only be in the Enterprise version and not >> in the community version." >> >> Are you looking to start having features only in the paid for version? > > Yes. For the moment, it is really quite minimal. The Bacula Systems web site > should in the next few weeks when we announce Enterprise version 4.0 explain > these differences. For the moment, it is limited to some minor rescue key > parts and to Windows plugins.
Could you elaborate on the changes or should we wait until the 4.0 announcement comes out ? >> >> I thought that all versions would have access to the same code, this is >> from your web site: >> " >> There will be no separate “enterprise version” of the Bacula source >> code. www.bacula.org will continue to be the home for Bacula project >> development." > > I need to change that. Can you tell me *exactly* where you found it? > > Hopefully my response to Wolfram answered any of your concerns. > > Kern > >> >> Thanks -Jason >> >> On Wed, 2010-06-09 at 15:18 +0200, Kern Sibbald wrote: >>> On Wednesday 09 June 2010 14:20:32 Wolfram Schlich wrote: >>>> * Wolfram Schlich<[email protected]> [2010-05-14 17:54]: >>>>> * Ulrich Leodolter<[email protected]> [2010-05-14 13:09]: >>>>>> On Fri, 2010-05-14 at 10:27 +0200, Wolfram Schlich wrote: >>>>>>> Hi! >>>>>>> >>>>>>> I'm using Bacula 5.0.2 to back up to a tape library >>>>>>> which has two LTO-4 FC tape drives. Backup speed is >>>>>>> around 95-100 MB/s which is quite ok (using a DAS >>>>>>> for spooling data though). >>>>>>> >>>>>>> Now, when running a copy job that copies backups >>>>>>> from a tape from the full or incr backup pool to >>>>>>> a tape from the offsite pool, speed reaches 50MB/s >>>>>>> maximum, so it's just half as fast as the backups. >>>>>>> >>>>>>> What could be the reason for that? >>>>>> >>>>>> copy is NOT done in multi-threaded buffered way. >>>>>> it is done one by one block (default is 63k) >>>>>> >>>>>> ... >>>>>> read block N >>>>>> write block N >>>>>> read block N+1 >>>>>> write block N+1 >>>>>> ... >>>>>> >>>>>> so you get about the half speed. >>>>> >>>>> [...] >>>>> >>>>>> this is why we do a second copy-disk-to-tape >>>>>> using a special sql query to make offsite copies. >>>>> >>>>> Well, the problem for us is that we don't backup >>>>> to disk because the storage isn't big enough for >>>>> that, so we backup to tape using the storage as >>>>> spool device (which is able to spool data for 4 >>>>> LTO4 tapes). >>>> >>>> Dear Kern, dear Bacula developers, >>>> >>>> do you plan to change this part of the implementation >>>> of Bacula to greatly improve the speed of copy jobs >>>> for tape-to-tape copies? >>> >>> Yes, I am working on this now (a very low priority project for the >>> moment) but it will probably only be in the Enterprise version and not in >>> the community version. >>> >>> Kern >>> >>> ------------------------------------------------------------------------- >>> ----- ThinkGeek and WIRED's GeekDad team up for the Ultimate >>> GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the >>> lucky parental unit. See the prize list and enter to win: >>> http://p.sf.net/sfu/thinkgeek-promo >>> _______________________________________________ >>> Bacula-devel mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/bacula-devel > > > > ------------------------------------------------------------------------------ > ThinkGeek and WIRED's GeekDad team up for the Ultimate > GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the > lucky parental unit. See the prize list and enter to win: > http://p.sf.net/sfu/thinkgeek-promo > _______________________________________________ > Bacula-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/bacula-devel -- Med venlig hilsen / Best Regards Henrik Johansen [email protected] Tlf. 75 53 35 00 ScanNet Group A/S ScanNet ------------------------------------------------------------------------------ ThinkGeek and WIRED's GeekDad team up for the Ultimate GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the lucky parental unit. See the prize list and enter to win: http://p.sf.net/sfu/thinkgeek-promo _______________________________________________ Bacula-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/bacula-devel
