jburgess777

6 ms·

1.
by jburgess777 2mo ago
X86 CPUs with support for 57 bit of virtual address space have been produced by both Intel and AMD: https://en.wikipedia.org/wiki/Intel_5-level_paging .
2.
by jburgess777 3mo ago
You might be interested in the Turris Omnia NG which has two 10g SFP+ ports: https://www.turris.com/en/products/omnia-NG-wired/
3.
by jburgess777 4mo ago
I never understood the mindset which seemed to interpret “we must preserve this for 5 years” as “we must _delete_ everything after 5 years”. I understand they want to minimize storage costs but they are destroying institutional knowledge. I
4.
by jburgess777 5mo ago
In 2016 there were enhancements added by ‘802.11ac wave 2’ which might help explain some of the 8 year gap.
5.
by jburgess777 5mo ago
Right, but I don’t think a x2 slot exists so hence being physically a x4 card. If you had an open ended x1 slot you might be able to run as PCIe v4 x1.
6.
by jburgess777 5mo ago
There are RTL8127 cards with SFP+, e.g. https://www.lekuo.com/product_view.php?id=659 edit: on looking closer, that still seems to be an x4 card.
7.
by jburgess777 5mo ago
I think the point he is making is that the industry first went with a 10g single link, and then 40g over 4 links. Then they figured out how to do 25g over a single link, and 100g over 4 links. Those 25g/100g are common for enterprise s
8.
by jburgess777 5mo ago
ServeTheHome is a good place to look for reviews of the switches available, e.g. https://www.servethehome.com/10gbe-in-2026-is-finally-hittin...
9.
by jburgess777 6mo ago
My experience: I was using synergy to handle a Windows and a Linux machine, and later display-switch, but they started to be flagged as suspicious by our corporate AV. I tried some external KVM but couldn’t find one which was reliable for
10.
by jburgess777 6mo ago
It is commonly known as ‘Fair, reasonable, and non-discriminatory (FRAND)’. Some standards organisations will only accept contributions where a patent owner agrees to license them under FRAND terms.
11.
by jburgess777 6mo ago
If you want to avoid the initrd loophole then you will want to look into UKI images. These extend the secure boot signature to include the kernel and ramdisk: https://uapi-group.org/specifications/specs/unified_ker
12.
EXO v1 Release(github.com)
3 points by jburgess777 10mo ago|1 comments
13.
by jburgess777 10mo ago
EXO lets you run your own AI cluster at home with everyday devices. We take advantage of Apple's M-series hardware and unified memory to run large language models, building a cluster to enable even more memory. EXO underwent a full rew
14.
by jburgess777 2y ago
One which gets mentioned often is NAND 2 Tetris, which starts with basic logic gates and progresses to produce a simple computer: https://www.nand2tetris.org/
15.
by jburgess777 2y ago
Olimex just released a 1 euro game ‘computer’ based around a tiny RISC-V microcontroller. It drives a monochrome VGA display by bit-banging a couple of GPIO lines in software. Obviously the use of a microcontroller is cheating a little, but
16.
by jburgess777 2y ago
It was recently enabled in the Home Assistant ‘HAOS’ kernel. https://github.com/home-assistant/operating-system/pull/3248
17.
by jburgess777 4y ago
The repo below has support for building a 32bit RISC-V CPU for de10nano. It also includes information about booting Linux. https://github.com/litex-hub/linux-on-litex-vexriscv The CPU will likely have a clock speed aro
18.
by jburgess777 4y ago
They do have something like this, an ESP32 based system for IoT using FreeRTOS. https://devices.amazonaws.com/detail/a3G0h000007djMLEAY/M5St... I am not sure of the exact relationship AWS has with FeeRTOS, but the
19.
by jburgess777 4y ago
Article from BBC News on the same topic https://www.bbc.co.uk/news/world-australia-62261094
20.
by jburgess777 4y ago
Another person reverse engineered the hardware protocol and built a replacement controller which also implements MQTT https://www.revk.uk/2022/04/new-air-con-part-2.html https://github.com/revk&#x2
21.
by jburgess777 6y ago
When you ran basic code you were effectively root, you could peek or poke any memory address or hardware register.
22.
by jburgess777 6y ago
M5Stack is an AWS partner for a new “AWS IoT EduKit” so I imagine you will be seeing more projects using them in IoT roles. The getting started guide has some examples. https://aws.amazon.com/about-aws/whats-new/20
23.
by jburgess777 6y ago
> it’s too expensive. Can you identify a time when cost was obviously a signifcant factor in a military choice? To me it seems that cost is low in the grand scheme of things.
24.
by jburgess777 6y ago
What I was told is that if you research the patent and aware of its existence then you may be guilty of willful enfringement with treble the normal penalties: https://www.jonesday.com/en/insights/2016/06/
25.
by jburgess777 6y ago
My reading of this is that the ex-employee used the knowledge about EC2 instance credentials being accessible as a path to gain unauthorized access to data. In theory anyone could have exploited this vulnerability even if they had never wo
26.
by jburgess777 6y ago
Gowin might just fill this niche. They are working with yosys on open source support as well. https://www.gowinsemi.com/en/product/detail/2/ http://www.clifford.at/yosys/cmd_synth_go
27.
by jburgess777 6y ago
The Chinese system is BeiDou. If Wikipedia is to be believed, they will only achieve global coverage in 2020. https://en.wikipedia.org/wiki/BeiDou
28.
by jburgess777 6y ago
One of the UK gas supply companies has a pilot project which is adding 20% hydrogen into network to reduce CO2 emissions. https://hydeploy.co.uk/about/news/uks-first-grid-injected-hy...
29.
by jburgess777 6y ago
Not only are they used in production, new boards are still being made and sold today. Search for PC104, which specifies a common form factor and interfaces. There are also adapters for connecting PC104 to ISA.
30.
by jburgess777 7y ago
> Zoom does not release numbers Zoom released some numbers a couple of days ago: “To put this growth in context, as of the end of December last year, the maximum number of daily meeting participants, both free and paid, conducted on Zoom

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