Re: USB stack

From: Warner Losh <imp_at_bsdimp.com>
Date: Sat, 6 Jan 2018 21:11:05 -0700
On Sat, Jan 6, 2018 at 8:56 PM, blubee blubeeme <gurenchan_at_gmail.com> wrote:

> I ask does FreeBSD usb stack actually implements USB spec 2.0 or greater
> and the topic gets derailed...?
>

Yes, it does.


> Are you guys saying that 7-8MB/s is USB speeds?
>

I've gotten up to 24MB/s for maybe a decade. That's not possible with USB
1.x. More recently, I've maxed out the writes on a USB stick at about
75MB/s (the fastest it will do), which isn't possible with USB 2.0... I've
not tried USB3 with an SSD that can do more....

Warner


> On Thu, Jan 4, 2018 at 6:44 PM, O'Connor, Daniel <darius_at_dons.net.au>
> wrote:
>
> >
> >
> > > On 4 Jan 2018, at 09:23, Gary Jennejohn <gljennjohn_at_gmail.com> wrote:
> > >> What is an "LG v30"?
> > >>
> > > It's a smartphone from LG and only supports USB2 speed.  The reported
> > > transfer rate is no big surprise.
> >
> > OK thanks.
> >
> > --
> > Daniel O'Connor
> > "The nice thing about standards is that there
> > are so many of them to choose from."
> >  -- Andrew Tanenbaum
> > GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
> >
> >
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Received on Sun Jan 07 2018 - 03:11:06 UTC

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