On 4/26/07, Jonas Björklund <[EMAIL PROTECTED]> wrote: > Hello, > > On Tue, 24 Apr 2007, Hassan El Jacifi wrote: > > > Hi Folks, > > > > I try to backup 193GB with bacula 2.0.3 on a tape library Powervault > > 124T with LTO3. > > > > The backup take 7 hours to terminate. The specification for PV 124T is > > "Supports maximum native transfer rates of 288GB/hr (LTO-3)" > > > > Any idea for this problem ? > > Do you use compression? What speed do you get if you are using dd for an > example? How fast is you machine? Are running MySQL? Is it tuned for you > memory? > And few more additional tests in order to isolate the problem: - try how is the trasfer speed via normal ftp/http for a file of a reasonable size (about a GB if possible) between the FD and the SD servers. This will help to find network bottlenecks - then check how is bacula speed when FD=SD i.e. backups from the same server. This to check tape backup real performance. -- Maxx
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