On Thu, Mar 01, 2007 at 04:10:33PM -0500, Alastair Neil enlightened us: > >On Thu, Mar 01, 2007 at 12:53:43PM -0500, Alastair Neil enlightened us: > >> My experience with amanda in the past is that it will not write level 0 > >> dumps only to holding space - is this incorrect? If this is the case > >then > >> indeed my configuration is overly complicated. I have in the past > >> maintained a 9 months backup history - that would be about 270 tapes - a > >lot > >> of LTO2 media. I didn't mention but we are an academic environment so > >this > >> starts to become cost prohibitive, as it is I was looking at only > >providing > >> a semester ~ 3month backup window going forward. > >> > > > >It most certainly does store level 0's to holding disk. I also am > >educational and have an LTO2 setup. My weekly backups are currently about > >150GB, so I let them spool on a RAID1 holding disk for a week, then put a > >tape in and let them autoflush on the 7th day. I have a rotating set of > >tapes for 20 weeks, and do an archival dump quarterly. > > > >You probably just need to adjust your reserve parameter properly in > >amanda.conf. The default is 100% is reserved for degraded-mode backups. > >Set > >it to something smaller to allow fulls to fit. > > > >Matt > > > Thanks for the pointer, I will try this. I assume I turn off autoflush? I'm > going to try with a reserve of 25% - I have a 250 Gbyte holding disk.
If you don't want all spooled dumps to flush to tape when one is inserted, then disable autoflush. Matt -- Matt Hyclak Department of Mathematics Department of Social Work Ohio University (740) 593-1263
