On Mon, Jun 27, 2011 at 2:10 PM, Jerry Geis <geisj at pagestation.com> wrote: > I have something like 300G I routinely backup. > This includes some large 12Gig images and other files. > > I had been using ext3 on an external USB disk for part of the process. > > Under ext3 doing "rsync -a /home /mnt/external_back/backup.jun.27.2011" > it took 200 minutes. > > I took the same computer, same external HD and reformatted it for ext4 > (mkfs.ext4 /dev/sdd1). > I then started the same rsync as above. The time was reduced to 170 minutes. > > This is on Centos 5.6 x86_64. > > I did notice the [ext4-dio-unwrit] process that starts up. One process > for each core. > I was concerned when they did not go away. But google says that is > normal. :) > > Jerry > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > Thanx for the feeback Jerry, What filesystem does the storage on the server use, as matter of interest? -- Kind Regards Rudi Ahlers SoftDux Website: http://www.SoftDux.com Technical Blog: http://Blog.SoftDux.com Office: 087 805 9573 Cell: 082 554 7532