Re: USB speed (umass): what should I expect?

2008-04-12 Thread frantisek holop
hmm, on Fri, Apr 11, 2008 at 09:12:32PM -0400, Douglas A. Tutty said that I wonder if there's a buffering thing going on. Under both os's, what happens if you time it from the start of dd to the time the light stops flashing and you could remove the stick. Perhaps linux's dd is returning

Re: USB speed (umass): what should I expect?

2008-04-12 Thread Dale Rahn
On Fri, Apr 11, 2008 at 08:45:44PM +0200, Jurjen Oskam wrote: Hi there, First, I just received my OpenBSD 4.3 CD set. Thanks for another release! Since the harddisk on my laptop was full and I was eager to give 4.3 a spin, I installed in on a USB stick. The read and write performance of

Re: USB speed (umass): what should I expect?

2008-04-12 Thread Pau
Hi frantisek, I would be much interested in reading any report about the instllation of OpenBSD on such a laptop... If you give it a try, please let me know. You can send me off-list emails to [EMAIL PROTECTED] Go for it! Pau 2008/4/12, frantisek holop [EMAIL PROTECTED]: hmm, on Fri, Apr 11,

Re: USB speed (umass): what should I expect?

2008-04-12 Thread Jurjen Oskam
On Sat, Apr 12, 2008 at 12:04:10PM -0500, Dale Rahn wrote: I presume that /dev/sd0c or sdN[a-k] was used to access the USB device this goes thru the buffer cache which defeats the use of larger blocks under OpenBSD. To accurately compare the I/O speeds use /dev/rsd0c, the raw device.

USB speed (umass): what should I expect?

2008-04-11 Thread Jurjen Oskam
Hi there, First, I just received my OpenBSD 4.3 CD set. Thanks for another release! Since the harddisk on my laptop was full and I was eager to give 4.3 a spin, I installed in on a USB stick. The read and write performance of the stick was much less than I expected, based on how the stick

Re: USB speed (umass): what should I expect?

2008-04-11 Thread Douglas A. Tutty
On Fri, Apr 11, 2008 at 08:45:44PM +0200, Jurjen Oskam wrote: Since the harddisk on my laptop was full and I was eager to give 4.3 a spin, I installed in on a USB stick. The read and write performance of the stick was much less than I expected, based on how the stick performs under Linux (on