[prev in list] [next in list] [prev in thread] [next in thread] 

List:       openbsd-misc
Subject:    Re: usb storage device detected as USB1.1
From:       Joel Wiramu Pauling <aenertia () aenertia ! net>
Date:       2009-02-08 22:50:27
Message-ID: 5a658e8f0902081450n58b99710w6398b5b69dc9af60 () mail ! gmail ! com
[Download RAW message or body]

Make sure you are plugging directly into the MOBO connectors.

Many cases include crappy USB one hubs which causes degraded performance.

2009/2/9 frantisek holop <minusf@obiit.org>:
> hmm, on Thu, Feb 05, 2009 at 06:44:25PM +0100, Jesus Sanchez said that
>> On windows, formated as FAT32, the copy of 1,2 GB took
>> about 6 minutes, so it's about 3.41 MB/s, that's more than USB1.1 speed
>> (I think) but in OpenBSD 4.4 I have 1.5 MB/s speed. I will attach dmesg
>> as soon as possible.
>
> for many devices 1.5 MB/s is already USB2.  e.g. my mp3 player.
>
> i am not familiar with the windows caching mechanism but it
> might be finishing up the copying after the progress bar has
> already finished.  linux plays that ugly game.  everything
> is copied lightningly fast only to discover that umount takes
> minutes until the caches is written out in the real world.
>
> have you clocked the openbsd transfer?  it is not in your email
> 6min windows vs ? min openbsd?
>
> -f
> --
> golf is a good walk spoiled.

[prev in list] [next in list] [prev in thread] [next in thread]