On Thu, 15 Dec 2005, Ronny Aasen wrote:
> On Thu, 2005-12-15 at 12:42 +0000, Graham Smith wrote: > > Hi, > > > > This is perhaps one of the stranger questions to be asked but I'm looking > > for > > a utility that will copy a file slowly. > > > > Part of my ad hoc backup system is to copy the nightly backup tar file from > > our production machine onto another machine. The problem is that the > > production machine is not exactly what you would call high performance and > > the file copy basically causes everything else to grind to a halt. It > > doesn't > > matter to me that the copy is done in 5 minutes or 50 minutes what matters > > is > > that it doesn't kill the server for 5 minutes a day. > > > > What I am basically looking for is a version of cp with a max copy rate > > argument. I would write my own but I can't believe that I'm the only one > > who > > has ever wanted this feature so I suspect there is one already in existence. > > you can use 'nice' on the "backup script/programs" to give it low cpu priority > if you do your copy with rsync, you can use the --bwlimit argument. > if you do your tar's with --rsyncable you would not have to transfer the > whole tar file each time either, only the differences. a gazillion ways to copy files from xxx to yyy machine :-) > if you do not use rsync you can throttle your aplication with trickle or > shaperd c ya alvin -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
