Troubleshooting • Trouble Creating A Systemd Service
HiI am trying to have a webRTC program start upon booting my Pi. I've decided to use a systemd service to do this as I use this method on other Pi's.I start by creating the service:Code: sudo tee...
View ArticleGraphics programming • Re: Rpi4 GPU performance profiling
QPU-total-active-clk-cycles-fragment-shadinglooks like the v3d performance counters are working on 2711 now?last i looked, those only worked on vc4, and where missing from the 2711 driverStatistics:...
View ArticleTroubleshooting • hdparm -> SG_IO: bad/missing sense data
Hello All,Testing two external USB3 drivers.sdb -> WD 5TB 2.5inchsdc -> Toshiba 4TB 2.5inchGetting this error code on the WD. What's the significance?Code: root@rpi4b:/media# hdparm -tT...
View ArticleTroubleshooting • Re: Trouble Creating A Systemd Service
run "journalctl -f -u webrtc.service"does it show any logs? do they explain what is going wrong?Code: ExecStart=GO111MODULE=on go run *.goi would also suspect that, because ExecStart must be an...
View ArticleTroubleshooting • Re: RPI4 doesn't boot when power USB3 hub connected
Hi All,Any ideas?? Could anybody please point to a powered hub that is known-working with RPI4 bullseye?Cheers,GertStatistics: Posted by Gert — Fri Jan 26, 2024 5:15 am
View ArticleGeneral discussion • Re: Connecting an AOC monitor to a Pi.
There is no Pi which offers ALT-DP mode, so no! Can't be used on the Pi. Buy one which has HDMI interface.Statistics: Posted by aBUGSworstnightmare — Fri Jan 26, 2024 5:40 am
View ArticleGeneral discussion • Re: New rpi-eeprom-update 2024-01-24 WD Blue SN550 nvme...
Can you kindly provide more details as https://github.com/raspberrypi/rpi-eeprom/issues/526 does not explain the issue and how it got solved.I have WD SN550 working fine on CM4 (as well as SN520 and...
View ArticleOff topic discussion • This old software developer is tiring
There's those issues which I've fixed 50 times (build system etc) that you just have to keep fixing and fixing the same thing. And there's 250 things like that.Statistics: Posted by skinmarquee — Fri...
View ArticleAdvanced users • Re: "Realtime" GPIO with bcm2835...
Here's a kernel module you can try: `my_critical_proc.c`Code: #include <linux/kernel.h>#include <linux/kobject.h>#include <linux/module.h>static struct kobject *the_kobj;static...
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Off topic discussion • Re: This old software developer is tiring
That's why I stopped using Windows and moved to Linux, at least there I can fix things myself, most of the time. But I am getting tired of these Pi Bookworm/Wayfire issues and am claiming back my old...
View ArticleGraphics, sound and multimedia • Re: Raspberry Pi5 and VGA666
..The numbers are mostly the same as the old "hdmi_timings" line, but in a slightly different order. The largest number is clock-frequency. The second and seventh numbers of hdmi_timings are 0 if sync...
View ArticleTroubleshooting • Re: hdparm -> SG_IO: bad/missing sense data
Hello. I will help you as much as I can.If you take a closer look, you will see an error SG_IO: bad/missing sense data. This is because it indicates that sense data (disk status information) is not...
View ArticleTroubleshooting • Re: Logitech USB Mouse/Keyboard stopped working after...
From various google results (albeit old posts).....The kodi user doesn't have permission for input devices. This can be fixed by adding kodi to the input group.Code: sudo usermod -a -G input...
View ArticleGraphics programming • How to configure Rpi5 Vulcan heap size?
I'm trying to get VkFFT to run on an 4GiB Rpi5 and am having a call to VkAllocateMemory fail when trying to allocate a 1GiB buffer.Using vkGetPhysicalDeviceMemoryProperties2 I see that on my Rpi5 that...
View ArticleBeginners • Re: rasberry pi as ISP speed tester
Anything less than a Pi5 is going to be constrained by the hardware and will be considerably inaccurate.A Pi4 (or below) accuracy could be significantly improved by using a non-secure connection ie...
View ArticleGraphics programming • Re: How to configure Rpi5 Vulcan heap size?
what does "dmesg | grep -i cma" return?Statistics: Posted by cleverca22 — Sat Jan 27, 2024 4:06 am
View ArticleAdvanced users • Re: Raspberry Pi EEPROM Manager
Raspberry Pi EEPROM Manager (in the first post of this topic) has been updated.Simply replace your existing rpi-eeprom-mgr script file with the new one. No other changes are needed.This update adds...
View ArticlePython • Re: DWM1000 Library
https://www.google.com/search?q=DWM1000 ... e&ie=UTF-8Statistics: Posted by memjr — Sat Jan 27, 2024 4:50 am
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Teaching and learning resources • Re: Advent of Code 2023
Oh no! I just got to part 2 of day 21. How do I store an infinite grid on a Raspberry Pi Zero?You don't! Take a look at your input data with a text editor that can shrink the font to almost nothing....
View ArticleTroubleshooting • Re: Raspberrypi 5 freeze randomly and verry often
The 4GB or 8GB memory configuration should provide sufficient memory to avoid needing swap space. However, the default swap space allocation on RPios is only 100MB so it is possible that the desktop...
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