On Fri, Dec 29, 2006 at 04:41:31PM -0500, Mark Hennessy enlightened us: > I'm seeing this problem where gtar seems to take about 18 hours in total to > back up. > > It's pulling the data off of a NetApp filer connected to the AMANDA server > using Gigabit Ethernet. The total amount of data is like 120GB and I'm using > a Quantum SDLT-220 drive. > > I'm not sure what could be causing this slowness in the backup. It seems to > take like 6 hours to calculate the file list alone for this partition and the > other drives/partitions that don't host Maildirs get have L0s done fine in > like 2-3 hours at most so I would think it's because Maildir simply has so > many files. > > Any good alternatives to gtar? Any commandline parameters to try to make the > list creation be done more quickly or not done at all if possible? > > Thanks for any advice!
You don't say what version of amanda you're using, but the estimate paramater of your dumptype should help considerably. I use CALCSIZE because I don't really care exactly how accurate the estimates are. There are a couple other options you should check out. Matt -- Matt Hyclak Department of Mathematics Department of Social Work Ohio University (740) 593-1263