Am I misunderstanding that command? How would that help? The limit here would be hard disk throughput, I imagine, and you're still reading/writing the same amount of data to the drive, nay? Just use your first, simplest, command (cp -pr * /mnw.t/nfs/dir/) and leave it. If you had done that to begin with you'd be at least half done by now.
On Tue, Apr 14, 2009 at 5:11 AM, Glyn Astill <glynast...@yahoo.co.uk> wrote: > > --- On Tue, 14/4/09, Frank Bonnet <f.bon...@esiee.fr> wrote: > > > From: Frank Bonnet <f.bon...@esiee.fr> > > Subject: Re: massive copy > > To: glynast...@yahoo.co.uk > > Cc: "Debian User List" <debian-user@lists.debian.org> > > Date: Tuesday, 14 April, 2009, 10:02 AM > > Glyn Astill wrote: > > > --- On Tue, 14/4/09, Frank Bonnet > > <f.bon...@esiee.fr> wrote: > > > > > >> From: Frank Bonnet <f.bon...@esiee.fr> > > >> Subject: massive copy > > >> To: "Debian User List" > > <debian-user@lists.debian.org> > > >> Date: Tuesday, 14 April, 2009, 9:14 AM > > >> Hello > > >> > > >> I have to copy around 250 Gb from a server to a > > Netapp NFS > > >> server > > >> and I wonder what would be faster ? > > >> > > >> first solution > > >> > > >> cp -pr * /mnt/nfs/dir/ > > >> > > >> second solution ( 26 cp processes running in // ) > > >> > > >> > > >> for i in a b c d e f g h i j k l m n o p q r s t u > > v w x y > > >> z > > >> do > > >> cp -pr $i* /mnt/nfs/dir/ & > > >> done > > >> > > > > > > Perhpas you could try some sort of tar pipe if > > you've got a nice cpu? > > > > > > tar cf - * | (cd /mnt/nfs/dir/ ; tar xf - ) > > > > > > > Yes the machine has nice CPUs and a lot of RAM > > do you think it will be faster using tar rather than cp ? > > > > I'd like to think it would help, if the files are quite compressable > perhaps you could add a 'z' in there too... > > > > > > -- > To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org > with a subject of "unsubscribe". Trouble? Contact > listmas...@lists.debian.org > >
