Questions tagged [usb3]
USB 3.0 is the third generation of USB connectivity, and is many times faster than the previous USB 2.0. No model of the Raspberry Pi supports this higher transfer speed "SuperSpeed", but appliances offer USB 2.0 backward compatibility to be operated with the Raspberry Pi.
8
questions
1
vote
1
answer
2k
views
raspberry pi 4 with usb 3 adapter to sata harddrive write slower than usual
I have a 2.5 inch SATA HDD hooked up to a UGREEN USB 3 to SATA connector.
The HDD is formatted as NTFS.
On my Windows PC I get write speeds of about 80 MBytes/s.
I am running OMV on the Pi 4.
On ...
5
votes
1
answer
8k
views
USB 3.0 OTG on Raspberry Pi 4 (USB gadget)
Raspberry Pi 4 can do USB OTG via the USB-C connector (according to this answer) - but only at USB 2.0 speeds since the USB-C connector only connects to USB 2.0 lanes.
My question is - can Pi 4 also ...
5
votes
2
answers
2k
views
Getting IO errors while connecting a HDD to a RPi4 when using USB 3.0 but not when using USB 2
for a few weeks now, I have been suffering with the following problem:
I wanted to set up a NAS with a Raspberry Pi 4 and two WD Red, running ubuntu server, since the RPi 4 finally supports USB 3.0.
...
3
votes
2
answers
2k
views
raspberry pi 4 suddenly won't recognize nvme on USB3 port
I'm running ubuntu 20.10 arm64 on Raspberry Pi 4b. I was booting from a western digital NVMe drive in a USB-to-NVMe adapter/enclosure thing attached to the USB3 port. This has been working fine for ...
9
votes
2
answers
15k
views
Issues installing RTL8812BU WIFI driver on Raspberry Pi 4 B
Recently, I bought a USB3 WiFi adapter with the RTL8812BU chip (Supports Linux).
I have spent 5 hours so far trying to install the Linux driver for the chip on my Raspberry Pi 4.
Apparently, I am not ...
3
votes
2
answers
415
views
Hosting LAMP on SD-card in RPi now - would like to move whole database and website to External USB 3.0 SSD
.I am hosting this website on the RPi 4 - 4GB Ram model.
I'm guessing the google PageSpeed insights ranking score is kinda ok right now (it ranges in the middel with a score of 56) - try and test it ...
1
vote
0
answers
225
views
USB 3 device appears to be listed on the wrong bus
Environment: Pi 4, 2gig, Buster, updated.
We have a USB 3 WiFi adapter (blue plug), which is plugged into one of the blue USB3 slots. The device vid/pid is: 0bda:b812, Realtek. Rated 867Mbps for ...
0
votes
2
answers
4k
views
Will SD-card in an RPi 4 always be faster than USB 3.0 writing/reading to an installed web-server?
Setup: RPi 4 with LAMP on IT sucks DK
My SD card is quite quick sure (it's a Class 10 too and all) but my question is this:
Would there be increased performance if I hosted my web-server files on a ...