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.

Filter by
Sorted by
Tagged with
17 votes
3 answers
12k views

Powering from my PC's USB 3.0 port

The specs for my PC's motherboard don't mention any upper or lower limit for its built-in USB 3.0 ports. What is the minimum current that any (standards compliant) built-in USB 3.0 port should be ...
Highly Irregular's user avatar
10 votes
4 answers
22k views

SATA 3 SSD too slow on raspberry pi 4, even with external power

I have a Pi 4B (with latest firmware upgrade) running Raspbian Buster and a 2TB SSD with a SATA 3 interface. I'm using a SATA 3 to USB 3 converter that can also connect to external power when ...
ma3oun's user avatar
  • 273
8 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 ...
Stefan R.'s user avatar
  • 171
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 ...
Kozuch's user avatar
  • 250
5 votes
1 answer
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. ...
JJandke's user avatar
  • 71
4 votes
1 answer
3k views

Raspberry Pi 4 only boots from SSD over USB 2.0, but not over USB 3.0 [duplicate]

I have a Raspberry Pi 4 with 4 GB of RAM which I want to boot from SSD (Samsung 850 EVO 120 GB). I have installed the most recent EEPROM and believe it is configured correctly: BCM2711 detected ...
stebu92's user avatar
  • 201
4 votes
2 answers
796 views

not sure what type of m.2 ssd to adfd to my Pi 4

I'm new to Raspberry Pi. I'm still confused after online research about what type of SSD to add to my Pi 4B with 4G. I'm planning to use it as either a media server or a home automation server running ...
Cool Pontiac's user avatar
4 votes
2 answers
2k views

RPi rev 2 and USB powered harddrive

I am getting my RasperryPi Rev2 soon, and I plan to use it as a media centre. I have a WesternDigital Elements 1TB USB3 2.5" USB powered external harddrive. I know that a normal USB port outputs 500mA,...
KCranky's user avatar
  • 41
4 votes
1 answer
476 views

What's your experience in improving memory management (Swap on NVMe/SSD, zram, zswap)?

I've got an NVMe SSD attached (via USB 3 port) to my Raspberry Pi and wonder what's the best (and still relatively easy) way to configure it for memory demanding applications (like Geth), assuming ...
msa's user avatar
  • 141
3 votes
4 answers
3k views

Raspberry Raid 0 gains

I'm currently using the Pi overclocked to 1GHz on Archlinux running deluge and samba which access a 3TB external USB drive. I plan on buying another identical drive and set it up as a raid 0 ...
copy's user avatar
  • 43
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 ...
mayostard's user avatar
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 ...
IT Blacksmith's user avatar
3 votes
1 answer
3k views

Persistently increase usbfs_memory_mb on RPI4 running Ubuntu 19

I am working with a 4gb RaspberryPI4 and it's running a USB3 Flir Blackfly. Out of the box, the setting of usbcore.usbfs_memory_mb @ 16 isn't enough to get a stream from the camera. Increasing the ...
Mark Carpenter Jr's user avatar
2 votes
4 answers
15k views

Raspberry Pi USB 3 HAT or alternatives

I am looking for a cheap way to utilize USB 3.0 speeds for my external peripherals. The latest Pi 3 model B still has USB 2.0 ports and from what I have read, until USB 3.0 prices fall, it will be a ...
myol's user avatar
  • 183
2 votes
2 answers
267 views

Is it possible to physically upgrade either model's USB ports from USB 2.0 to USB 3.0?

Would the build not recognize the difference or be capable of supporting the USB 3.0 speeds? If problems arise, would the issue sit with software, hardware, or another area?
Dbo's user avatar
  • 334
2 votes
1 answer
356 views

USB3 drive and Pi Zero

I'm trying to connect a 3.5" drive to a Pi Zero. However, the drive is not detected by the Pi: pi@lolcat:~ $ dmesg | grep sd [ 0.913523] sdhci: Secure Digital Host Controller Interface driver [ ...
m000's user avatar
  • 483
2 votes
1 answer
857 views

Raspberry Pi4 USB3 / SSD going to sleep

I have a raspberry pi4 that is booting from SD card and then using an external NVME SSD via USB3 as the root partition. (I couldn't get it to boot from the SSD, which is why I am still using the SD ...
gibbotronic's user avatar
2 votes
2 answers
2k views

External drive /dev/sdX label changes

Two external hard drives (USB powered) are initially connected to a Raspberry Pi 4B via the two USB 3.0 ports and they have the following block ids: /dev/sda, /dev/sdb. I used mdadm to create a RADI0 ...
NovoBook's user avatar
1 vote
1 answer
3k views

The Blue USB's are the 3.0's, am I right?

I have to be sure, in order to connect my SDD properly: There are 4 USB-A connectors in pairs of 2 on my RPi4. The blue ones are 3.0 and the black ones 2.0? Can anyone confirm this?
Wolk9's user avatar
  • 103
1 vote
1 answer
797 views

What are the expected write speed for external storage connected to USB 3 (blue) on Raspberry Pi 4 B

I am using an enclosure that has the JMicron JMS567 SATA 6Gb/s bridge as a controller. I am also using the My Book Duo which has a WD controller. Both report same speeds. File systems are ext4. Both ...
Ely's user avatar
  • 111
1 vote
1 answer
3k views

No devices listed in OMV: RPi3+RPiOS+USB-3 SSD

I have a Raspberry Pi 3b running the latest version of OpenMediaVault, which I installed using the official-ish script onto a clean and updated Raspberry-Pi OS installation that I created with ...
Software Engineer's user avatar
1 vote
1 answer
349 views

Raspberry Pi loses connection when external drive is plugged in

The situation I have a USB-C Samsung external drive. I bought a USB-A adapter adapter for it so that I can plug it into my new Raspberry Pi 4. It is running Raspbian OS with the latest updates. My Pi ...
hrdwdmrbl's user avatar
  • 121
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 ...
sprocket12's user avatar
1 vote
1 answer
496 views

Why does USB3 cable work with Pi 2, but not Pi 3?

I have two PIs: Pi 2 Model B v1.1, and Pi 3 Model B. Both Pis are running with defaults. Also, both Pis are each powered by a 2A supply. I also have an externally powered hard drive dock that ...
Kyle Gibson's user avatar
1 vote
0 answers
96 views

CM4 + NVME + PCIe-USB3 adapter

I'm working on my carrier board, and my goals are to have NVME and USB3 ports and of course the USB2 OTG native to the BCM2711 all along side each other. I want fast disk io, which is done with the ...
Pieter van der Meer's user avatar
1 vote
0 answers
429 views

CM4 USB 3.0 Peripheral/Gadget Mode

The CM4 can be a USB 2.0 peripheral using OTG, but USB 3.0 (or higher) is not natively supported by the Broadcom chip. For the Raspberry Pi 4 Model B+, the VL805-Q6 chip provides USB 3.0 host ports ...
br42723's user avatar
  • 11
1 vote
0 answers
2k views

Raspberry pi 4 USB 3 ports not working

i experienced some serious problems with my Raspberry Pi 4 regarding my USB 3.0 ports. I was using the raspberry as a server (torrents, ftps, http etc...). To store the data i opted for a 1Tb usb hdd ...
Tiberius's user avatar
1 vote
0 answers
224 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 ...
peter.rando's user avatar
1 vote
0 answers
621 views

Pi-4b USB 3 no longer recognising Powered USB HDD Dock

TL:DR: Previously working setup now fails with no apparent hardware damage, nor deliberate software changes. My original setup had been working without problem since Sep 2019. I powered it down, ...
WSMWN4's user avatar
  • 11
1 vote
0 answers
163 views

Storage device interface through MIPI CSI+DSI connections

So I love the Raspberry Pi and currently own and use a model 3b (not plus) for learning more about linux and hardware as well as simple projects like a DNS cache server. Lately I was thinking about ...
Das_Newb's user avatar
0 votes
2 answers
702 views

Fast Copy from Raspi 3 to USB?

I have a small script which continuously logs data to my Raspi3 (kinda a data logger).I am writing all the collected data in to a plain txt file. My Pi logs data for a month or two continuously. So ...
RajuBhai's user avatar
0 votes
1 answer
5k views

USB camera not identified

I have a laptop camera wired to a USB cable. This camera works properly on my Ubuntu laptop. However, it does not on the pi. I have a Raspberry PI 4 (4GB) with Raspbian OS lite installed. I installed ...
user3275095's user avatar
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 ...
IT Blacksmith's user avatar
0 votes
3 answers
275 views

How do i delete a flash drive with a raspberry pi 4?

So i accidentally got loads of stuff on my flash drive, and i want to delete all that stuff, and i can delete it file by file but that would take forever, i tried deleting folder by folder instead but ...
Judson Van Ostrand's user avatar
0 votes
2 answers
2k views

Sub-optimal Samba speeds (for external NTFS HDD)

So, I'm trying to setup a Samba share on my R Pi 4 for my home network. I'd really like it it be Samba because at lease 1 Win10 machine is involved. The setup is as follows: External USB 3 HDD is ...
FlasH from Ru's user avatar
0 votes
1 answer
1k views

PI4 - no boot from usb3 samsung t5

The steps I have done is: Update/upgrade to the latest Raspberry Pi OS (sudo apt update && sudo apt upgrade-full) Update the eeprom firmware (rpi-eeprom-update) Clone the SD card using /...
ikarus's user avatar
  • 1
0 votes
1 answer
507 views

Performance of OS install on SD vs USB 3

I was wondering if I should think about installing the OS on a USB 3.0 stick and using the USB 3.0 port rather than the Class 10 Micro SD card to enhance read/write speeds. Is there a performance ...
Garbit's user avatar
  • 225
0 votes
2 answers
230 views

Raspberry pi and rs232

I am working on a small project for work. I am trying to figure out if you can connect 3-4 RS232 to USB ports to the raspberry pi. I would like to gather information from a digital micrometer and a ...
Dylan Hill's user avatar
0 votes
1 answer
63 views

Pi 5 vs. Pi 4 and External HDD

If I lsusb I see my portable hard drives. If I fdisk -l I do not. More concerning, when I listen closely to the drives that are plugged in, I hear them cycling every few seconds. I have a 5 amp ...
addohm's user avatar
  • 107
0 votes
0 answers
19 views

Understanding USB in Raspberry Pi Model 4

I encounter issues when reading from 2 cameras simultaneously in Raspberry Pi 4. I connected an RGB camera to the USB3.0 port and another B/W camera to USB2.0 since cameras would be disconnected when ...
Patrick Vibild's user avatar
0 votes
0 answers
81 views

All Superspeed USB peripherals connected to Raspberry Pi 4 shows up as USB 2

I'm running the official Raspberry Pi OS on Raspberry Pi 4B - 8GB RAM, whenever a USB 3 capable device is plugged into the USB 3 ports, it enumerates as USB 2. OS Details: Release date: February ...
Ahmed's user avatar
  • 1
0 votes
0 answers
18 views

Raspberry PI4 usb 3.0 seems not working properly [duplicate]

I am using a Raspberry PI4 with Google Coral TPU and a Telit Lte modem both attached on USB 3.0 ports. I get a lot of "Under-Voltage" messages also using the Raspberry power supply(5.1V, 3A)...
Andrea Lancioni's user avatar
0 votes
1 answer
34 views

SATA-to-USB adapter turns off HDMI output

When plugging in an SSD via SATA-to-USB adapter, it turns off HDMI output but I can still SSH into the pi. What is the issue? Model: Raspberry Pi 4B 8GB OS: Debian Bullseye aarch64 Kernel: 5.10.83-v8+
LtMuffin's user avatar
  • 211
0 votes
0 answers
76 views

Raspberry Pi4 USB3 SSD

I have tried different SATA-SSDs with USB to SATA connectors. Afar from the multiple questions in this forum my question is quite simple: Why do connectors with SSDs work flowlessly on one desktop and ...
K. Mueller's user avatar
0 votes
0 answers
302 views

formatting SSD as ext4 becomes corrupted, superblock

I want my Pi4b to mount an external ssd (connected by usb3), and have some new drives that came formatted exfat. Since I need symlinks and other advantages of ext4, I change the partition type to 83, ...
Stewart Andreason's user avatar
0 votes
0 answers
4k views

Can RaspberryPi 4 output display on USB 3 port?

I have multi-computer setup with couple of Windows, a RaspberryPi 2, and a Mac. I use a Dell D6000 docking station which can connect computers on USB C and USB B 3. Unfortunately for my Pi2, I always ...
Vipin's user avatar
  • 1
0 votes
0 answers
567 views

Raspi not 'accepting' JUH340 USB Hub. (Raspbian OS)

Easily, not too many people have asked a question about this model of usb hub. What I'm attempting to use is a J5 CREATE JUH340 USB 3.0 with the RPi, but it is highly unworkable. With most everything ...
Air Conditioner's user avatar
-1 votes
1 answer
4k views

USB 3.0 Raspberry Pi 4 B data rate

I have a Raspberry Pi 4 B. When I plug the ethernet cable to the ethernet connection, I get speeds close to 1 Gbps as expected. Nevertheless, when I plug an USB3.0 cable I get a maximum of 400 Mbps ...
Nfernandez's user avatar