On Sat, Jan 6, 2018 at 9:20 PM, blubee blubeeme <gurenc...@gmail.com> wrote:
> > > On Sun, Jan 7, 2018 at 12:17 PM, Warner Losh <i...@bsdimp.com> wrote: > >> >> >> On Sat, Jan 6, 2018 at 9:08 PM, blubee blubeeme <gurenc...@gmail.com> >> wrote: >> >>> On Sun, Jan 7, 2018 at 11:56 AM, blubee blubeeme <gurenc...@gmail.com> >>> 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 <dar...@dons.net.au> >>> > wrote: >>> > >>> >> >>> >> >>> >> > On 4 Jan 2018, at 09:23, Gary Jennejohn <gljennj...@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 >>> >> >>> >> >>> > 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. > At most, you can get 90MB/s read/write on this card. What are you seeing? And how are you copying? Warner _______________________________________________ freebsd-current@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"
