From: Kurt Buff > That's fairly easy, IMHO. How much data do you gather in your daily > increment/diff backups, as a percentage of your full backup? You can > measure it in bytes, or in number of files.
Looking at our old backups, it looks like we had about 1-2 GB deltas every day. So, that would be 0.1% or 0.2% of the 1TB storage roughly, daily. --Matt Ross Ephrata School District ----- Original Message ----- From: Kurt Buff [mailto:[email protected]] To: [email protected] Sent: Tue, 25 Jun 2013 11:14:23 -0800 Subject: Re: [NTSysADM] Wisdom of the crowds: Backup > On Tue, Jun 25, 2013 at 10:46 AM, Matthew W. Ross > <[email protected]> wrote: > > How do you accurately measure Volatility? My best guess would be "Not very > volatile". Most data is saved and unchanged. > > That's fairly easy, IMHO. How much data do you gather in your daily > increment/diff backups, as a percentage of your full backup? You can > measure it in bytes, or in number of files. > > <snip> > > >> But frankly, with only 1tb of data to preserve, it's looking more and > >> more to me like a few 1-4tb USB disks and robocopy might be all you > >> need, along with a spreadsheet and a set of labels to keep track of > >> it. > > > > Agreed. This should not be a difficult solution. For some reason, when you > try to do something beyond the robocopy solution and have a "industry > backed" solution, things tend to get difficult/expensive. > > Which is why I think using Robocopy and a few USB disks is your ideal > solution. No commercial products required, IMHO. > > Kurt > > >
