Am 20.04.2011 16:31, schrieb Jason Voorhees: > On Wed, Apr 20, 2011 at 9:22 AM, Paul Mather <p...@gromit.dlib.vt.edu> wrote: >> On Apr 20, 2011, at 10:17 AM, Jason Voorhees wrote: >> >>> Hi people: >>> >>> I'm running Bacula 5.0.3 with an tape library IBM TS3100 using LTO5 >>> tapes of 1.5 TB capacity each one. I have a simple question: If I run >>> a job backup of a server that holds more than 1.5 TB (example: 2 TB of >>> data), what happen when Bacula reaches the limit of the tape capacity? >>> Does Bacula automatically change the tape? >>> >>> I'm not pretty sure about this because I recently ran a job backup of >>> 2 TB and Bacula apparently just used one tape: have a look at my >>> volume listing: >>> >>> * list volume >>> ... >>> ... >>> | 5 | L5BA0005 | Append | 1 | 2,058,019,117,056 | >>> 2,059 | 2,160,000 | 1 | 5 | 1 | LTO-5 | >>> 2011-04-19 20:58:51 | >>> +---------+------------+-----------+---------+-------------------+----------+--------------+---------+------+-----------+-----------+---------------------+ >>> >>> When the job started Bacula took the tape L5BA0005 and never required >>> another one. As you can see Bacula apparently wrote 2,058,019,117,056 >>> bytes (approx. 2 TB) but my tape is just 1.5 TB capacity. Does anybody >>> know why? My job isn't using compression so I really don't understand >>> this. >> >> The job may not be using compression but the tape drive itself may have >> compression enabled, which could account for being able to write 2 TB to the >> LTO-5 tape. >> >> (The 1.5 TB capacity is the native capacity of an LTO-5 tape without >> hardware compression enabled.) >> >> Cheers, >> >> Paul. >> >> > Hi, excuse me if I'm a newbie on this but, how and where can I verify > if hardware compression is enabled? It would be on the web > administration of my tape library? > > Thanks > > ------------------------------------------------------------------------------ > Benefiting from Server Virtualization: Beyond Initial Workload > Consolidation -- Increasing the use of server virtualization is a top > priority.Virtualization can reduce costs, simplify management, and improve > application availability and disaster protection. Learn more about boosting > the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev > _______________________________________________ > Bacula-users mailing list > Bacula-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/bacula-users Hi,
here sudo tapeinfo -f /dev/sg1 shows: Product Type: Tape Drive DataCompEnabled: yes DataCompCapable: yes DataDeCompEnabled: yes for example. you have to find out which device you need to use. greetings. ------------------------------------------------------------------------------ Benefiting from Server Virtualization: Beyond Initial Workload Consolidation -- Increasing the use of server virtualization is a top priority.Virtualization can reduce costs, simplify management, and improve application availability and disaster protection. Learn more about boosting the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev _______________________________________________ Bacula-users mailing list Bacula-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bacula-users
