On Sun, Jan 7, 2018 at 12:17 PM, Warner Losh <[email protected]> wrote:
> > > On Sat, Jan 6, 2018 at 9:08 PM, blubee blubeeme <[email protected]> > wrote: > >> On Sun, Jan 7, 2018 at 11:56 AM, blubee blubeeme <[email protected]> >> wrote: >> >> > I ask does FreeBSD usb stack actually implements USB spec 2.0 or greater >> > and the topic gets derailed...? >> > >> > Are you guys saying that 7-8MB/s is USB speeds? >> > >> > On Thu, Jan 4, 2018 at 6:44 PM, O'Connor, Daniel <[email protected]> >> > wrote: >> > >> >> >> >> >> >> > On 4 Jan 2018, at 09:23, Gary Jennejohn <[email protected]> >> 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 >> >> >> >> >> > Actually, this post: https://forums.freebsd.org/threads/41041/ >> >> on the forum from 2013 pretty well describes what I am experiencing when >> moving data over USB. >> >> I have no problems hitting very high read/ write speeds using dd or >> downloading something but copying by USB is excruciatingly slow. >> >> Why is that? > > > If you are copying a boatload of tiny files to USB there's two issues. > Both our UFS and MSDOS don't do well in this case. Second, for flash based > USB thumbdrives, most of them have horrible write performance unless you > buy quality drives... > > Warner > I would consider this： https://www.samsung.com/us/computing/memory-storage/memory-cards/micro-sd-evo-256gb-memory-card-w-adapter-mb-mc256da-am/ 256GB Samsung microsd card quality. _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "[email protected]"
