Re: slow down dd - how?

2010-07-09 Thread Robert Bonomi
Date: Fri, 9 Jul 2010 02:32:18 +0200 From: Thomas f...@gothschlampen.com Cc: FreeBSD Mailing list freebsd-questions@freebsd.org 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 creative

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 This pauses for 3

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 This pauses for 3

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

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].

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 don't

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 reads.

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 addition