Re: slow down dd - how?

2010-07-09 Thread Thomas
On Fri, Jul 09, 2010 at 01:44:00AM -0500, Robert Bonomi wrote: Hi, > > > How can I slow down dd? > > > > you could use some creative shellscripting (probably in addition to idprio): > > > > dd if=/dev/zero bs=1024k | ( dd bs=1024k count=10; sleep 3 ) | dd bs=1024k > > of=/dev/somewhere > > > > T

Re: slow down dd - how?

2010-07-09 Thread David Kelly
On Fri, Jul 09, 2010 at 01:44:00AM -0500, Robert Bonomi wrote: > > > > > How can I slow down dd? > > > > you could use some creative shellscripting (probably in addition to idprio): > > > > dd if=/dev/zero bs=1024k | ( dd bs=1024k count=10; sleep 3 ) | dd bs=1024k > > of=/dev/somewhere > > > > Thi

Re: slow down dd - how?

2010-07-08 Thread Robert Bonomi
> Date: Fri, 9 Jul 2010 02:32:18 +0200 > From: Thomas > Cc: FreeBSD Mailing list > Subject: Re: slow down dd - how? > > On Thu, Jul 08, 2010 at 05:50:52PM +0200, Jozsi Avadkan wrote: > > Hi, > > > How can I slow down dd? > > > > you could use some

Re: slow down dd - how?

2010-07-08 Thread Thomas
On Thu, Jul 08, 2010 at 05:50:52PM +0200, Jozsi Avadkan wrote: Hi, > How can I slow down dd? > > I don't want to slow down the pc, when generating a big file [~40 > GByte]. > > Does ionice work properly? > > Thank you for any help! :\ you could use some creative shellscripting (probably in ad

Re: slow down dd - how?

2010-07-08 Thread Greg Larkin
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 David Kelly wrote: > On Thu, Jul 08, 2010 at 06:44:38PM +0200, Roland Smith wrote: >> On Thu, Jul 08, 2010 at 05:50:52PM +0200, Jozsi Avadkan wrote: >>> How can I slow down dd? >> Play with the block size parameter (bs). Smaller block sizes means more

Re: slow down dd - how?

2010-07-08 Thread David Kelly
On Thu, Jul 08, 2010 at 06:44:38PM +0200, Roland Smith wrote: > On Thu, Jul 08, 2010 at 05:50:52PM +0200, Jozsi Avadkan wrote: > > How can I slow down dd? > > Play with the block size parameter (bs). Smaller block sizes means more > reads. The default is 512 bytes, which is very small. > > > I d

Re: slow down dd - how?

2010-07-08 Thread Roland Smith
On Thu, Jul 08, 2010 at 05:50:52PM +0200, Jozsi Avadkan wrote: > How can I slow down dd? Play with the block size parameter (bs). Smaller block sizes means more reads. The default is 512 bytes, which is very small. > I don't want to slow down the pc, when generating a big file [~40 > GByte]. >

slow down dd - how?

2010-07-08 Thread Jozsi Avadkan
How can I slow down dd? I don't want to slow down the pc, when generating a big file [~40 GByte]. Does ionice work properly? Thank you for any help! :\ ___ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-qu