Aaron Knister wrote: > Is it a software raid 0? hardware raid (Dell PowerEdge Expandable RAID Controller 3/Di (rev 01))... its an adaptec under the covers > > Honestly I wouldn't worry about the load, especially if this system is > dedicated to bacula backup functions. good point > > -Aaron > > Mike Seda wrote: >> Aaron Knister wrote: >>> During the job run an "iostat -k 2" and tell me what the iowait >>> percentage is. >> i've been using top, and the elevated load does positively correlate >> to iowait >>> If it's over 20% >> it is >>> you have a disk bottleneck and the CPU is waiting on the disk to >>> write/read data which will jack up your load. >> i have a raid 0 with write cache enabled... i may have to find >> another solution... should i just disable data/attribute spooling? >>> It's also possible that the calculation of md5 sigs is adding a bit >>> of CPU overhead. >> yeah... i thought so, but the docs recommend using md5 sigs so i left >> it in the config >>> What is the average speed of your jobs (in terms of MB/s) during >>> this high load? >> 30 MB/s >>> >>> -Aaron >>> >>> Mike Seda wrote: >>>> Wow... On my server running bacula-sd and bacula-dir, the load >>>> average can get as high as 9.2 when doing full backups of certain >>>> machines... Any thoughts as to why? >>>> Server specs: >>>> Dell PE 2650 (2 x 3.06 GHz Xeon 32-bit single-core) >>>> PX502 LTO-3 FC AutoChanger >>>> RHEL 4 AS >>>> bacula 2.0.1 i386 (via rpm) >>>> data spooling (350 GB) to RAID 0 (3 x 146 GB SCSI) >>>> md5 sig option in FileSet >>>> >>>> >>>> ------------------------------------------------------------------------- >>>> >>>> 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 >>>> >>>> >>> >> >> >
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