Re: umass(4)/uhci(4) REALLY slow

2003-10-12 Thread John-Mark Gurney
Nate Lawson wrote this message on Tue, Sep 30, 2003 at 17:34 -0700: > 1 KB? If we upped it to 32 KB, it would be a more reasonable 1.2 MB/sec > which is still well under the USB 1.1 max speed. If you get 1.2MB/sec (megabytes), then you have hit the max of USB 1.1, the max speed of USB 1.1 is 12mb

Re: umass(4)/uhci(4) REALLY slow

2003-10-01 Thread Bruce Evans
On Wed, 1 Oct 2003, Nate Lawson wrote: > On Wed, 1 Oct 2003, Bruce Evans wrote: > > On Tue, 30 Sep 2003, Nate Lawson wrote: > > > Here are "iostat 5" results for my USB thumb drive on a uhci(4) controller > > > with 5.1-CURRENT. On windows on the same box, it runs reasonably quickly. > > > On Fre

Re: umass(4)/uhci(4) REALLY slow

2003-10-01 Thread Nate Lawson
On Wed, 1 Oct 2003, Bruce Evans wrote: > On Tue, 30 Sep 2003, Nate Lawson wrote: > > Here are "iostat 5" results for my USB thumb drive on a uhci(4) controller > > with 5.1-CURRENT. On windows on the same box, it runs reasonably quickly. > > On FreeBSD, it really lags. This is for a cp of a large

Re: umass(4)/uhci(4) REALLY slow

2003-09-30 Thread Bruce Evans
On Tue, 30 Sep 2003, Nate Lawson wrote: > Here are "iostat 5" results for my USB thumb drive on a uhci(4) controller > with 5.1-CURRENT. On windows on the same box, it runs reasonably quickly. > On FreeBSD, it really lags. This is for a cp of a large file to a > msdosfs-mounted flash drive. > >

umass(4)/uhci(4) REALLY slow

2003-09-30 Thread Nate Lawson
Here are "iostat 5" results for my USB thumb drive on a uhci(4) controller with 5.1-CURRENT. On windows on the same box, it runs reasonably quickly. On FreeBSD, it really lags. This is for a cp of a large file to a msdosfs-mounted flash drive. da0 KB/t tps MB/s 1.07 41 0.04 1.00 4