Try job spooling. This way Bacula will write a continuous stream of data obtained from the client instead of pulling thousands of small chunks of data. Regards,
Georger --- Gabriele Bulfon <[EMAIL PROTECTED]> escreveu: > I have some news about my problem. > I understand that the disappearing jobs were > actually canceled jobs, caused by too slow preceding > jobs. > So I investigated the reason for this slow jobs, and > merged the problem with another one I still have on > Sun280R machines, that usually are much much slower > than Sun v20. > The actual reason may be linked with the usage of > the two machines: Sun280R normally holds corporate > data, while v20 machines are usually our platform > for Intranet Server (imap mail, webapp, postgres, > bacula, ecc.). > While testing one 280R I discovered that: > - bacula has a slow rate when I have a lot of small > files to be backed up > - placing a big 250Mb file inside the backup list, > bacula rate increased to 10000Kb/sec while working > on this file, then went down again to 900Kb/sec when > working on small files. > I also saw that bacula work was different in the two > cases: > - while working on small files, the tape was > inactive for long times, while a status on bacula > revealed it was working on many files (probably > buffering?), then the active light was on for some > seconds and then pause again. > - while working on the big file, the tape was active > for 10-20 seconds, and the file was backed up during > this small time, then the activity light was off, > and bacula showed it was working on small files. > Is there some parameter I can work on to let bacula > increase his performances when working on small > files? > What are the things that may affect the performances > of Bacula, when no process is stealing CPU a part > from Bacula-dir, Bacula-fd, Bacula-sd and Postgres? > Is system memory an issue? I usually have at least > 1Gb of RAM on these machines, and I always see free > ram available during bacula backups (looking with > 'top'). > Thanx, > Gabriele. > Gabriele Bulfon - Sonicle S.r.l. > Tel +39 028246016 Int. 30 - Fax +39 028243880 > Via Felice Cavallotti 16 - 20089, Rozzano - Milano - > ITALY > http://www.sonicle.com _______________________________________________________ O Yahoo! está de cara nova. Venha conferir! http://br.yahoo.com ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Bacula-users mailing list Bacula-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bacula-users
