On Sun, Jan 7, 2018 at 12:17 PM, Warner Losh <imp_at_bsdimp.com> wrote: > > > On Sat, Jan 6, 2018 at 9:08 PM, blubee blubeeme <gurenchan_at_gmail.com> > wrote: > >> On Sun, Jan 7, 2018 at 11:56 AM, 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...? >> > >> > Are you guys saying that 7-8MB/s is USB speeds? >> > >> > 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 >> >> >> >> >> > 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.Received on Sun Jan 07 2018 - 03:20:58 UTC
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