A Dimarts 27 Maig 2008, Shawn (Red Mop) va escriure: > Paul pretty much covered everything I would say. Don't do the compression > settings, as they won't help enough to be worth it in this situation. > > "whole-file: 1" is how you tell dirvish to use --whole-file, it's in the > dirvish.conf man page. > > Let us know if this helps, and good luck.
Thanks for all. Tomorrow I will see how it would be done. Regards, Leo > Shawn > > On Tuesday 27 May 2008 08:21:11 am Leopold Palomo-Avellaneda wrote: > > A Dimarts 27 Maig 2008, Paul Slootman va escriure: > > > On Mon 26 May 2008, Leopold Palomo-Avellaneda wrote: > > > > I'm using dirvish 1.2.1-1, from a debian etch. I have created my > > > > vaults and configured and running the complete system. I have a nfs > > > > mount where I put the backup. It simply works. > > > > > > Rsync tries to optimize for network traffic, at a cost of increased > > > local disk activity / CPU load. If, however, you fool rsync by using > > > an NFS mount, rsync thinks it's a local disk and will do the usual high > > > disk activity which will severely load the NFS network link. It's > > > always advised to not use rsync on NFS mounts. > > > > Ok, > > > > take note. > > > > > Additionally, such network disk boxes are usually quite limited in CPU. > > > So even if it would be possible to run rsync natively on such a system, > > > that would probably not perform very well either. > > > > I don't have rsync in that box .... > > > > > I would recommend using a simple USB / firewire box directly connected > > > to the system being backupped; that performs at least an order of > > > magnitude better than an NFS-connected drive, in my experience. > > > > Ok, but the box doesn't not have usb to connect a computer. So, I have > > only the network option. > > > > > If you're stuck with the situation, you're best off using --whole-file > > > as option to rsync. That means that rsync doesn't try to use the old > > > version of the file to optimize the data transferred (reading the old > > > file over NFS is already causing the data transferred to be 100%, even > > > without the new data!). Of course, if you have correctly entered the > > > local hostname as the client name, then dirvish should automatically > > > use --whole-file, but I don't see that in the ACTION: line you posted. > > > What is the output of "uname -n" on that system? Is it "ris"? > > > > yes is ris. > > > > > If there is a large number of files in the backup, you could also > > > disable the indexes to prevent a pass with find to get the list of > > > files: > > > > > > index: none > > > > Ok, I hope they will not be needed. > > > > > > Howeber, I have a very poor transfer rate. To create the init backup > > > > I need two days to transfer about 90G, and some days, if we have a > > > > lot of > > > > > > > > Total file size: 130790723840 bytes > > > > > > This shows 130GB, not 90GB. > > > > yes, you are right. home 90G and conf, backup wiki, etc the rest. > > > > Regards, > > > > Leo > > > > _______________________________________________ > > Dirvish mailing list > > [email protected] > > http://www.dirvish.org/mailman/listinfo/dirvish > > _______________________________________________ > Dirvish mailing list > [email protected] > http://www.dirvish.org/mailman/listinfo/dirvish -- -- Linux User 152692 PGP: 0xF944807E Catalonia
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