Blog

Netdevconf 0x16

After a longer time with online-only events, the Netdev 0x16, a conference about the technical aspects of Linux Networking, was organized as hybrid event: online and on-site at Lisbon.


[Podcast] Kernel Panic - Board on Fire ~~> #001: Speculative Execution und ein Execute Never Bit

In der ersten Folge des Kernel Panic Podcasts geht es um ein Problem mit dem sich mein Kollege Ahmad Fatoum beschäftigt hat. Wie so oft beginnt die Geschichte mit einer Aufgabe, die eigentlich™ in fünf Minuten erledigt sein sollte, driftet aber rasant ab in eine Fehlersuche in den Untiefen der Systemprogrammierung. Es geht um Caches, Adressbereiche, Spekulative Ausführung von Code, um Funktionierbits und auch um Nicht-Funktionier-Bits.


Pengutronix at Electronica in Munich

This year Pengutronix again has a Booth at the Electronica trade fair in Munich, Germany. You find us in Hall B4 Booth 104 (map).


Saving Download Bandwidth with RAUC Adaptive Updates

Based on RAUC's HTTP(S) streaming capabilities, adaptive updates are a generic concept in RAUC to allow saving download bandwidth and form an alternative to conventional delta updates. This post introduces both the generic concept as well the first implemented method 'block-hash-index'.

RAUC v1.8 Released

When September ends and summer is over, it's a good opportunity to take advantage of the shorter days and comfortably update to the latest RAUC version we have just released into the wild: v1.8


rsc's Diary: ELC-E 2022 - Day 4

Friday, the last day of ELC-E 2022, is traditionally the day of the Embedded Linux Closing Game, with Tim Bird reporting about the embedded Linux world (universe?) domination progress and the overall state of the union. Of course, there were again several interesting talks.


rsc's Diary: ELC-E 2022 - Day 3

The Convention Centre is directly at the water front of the Liffey river, just a few walking minutes away from O'Connell Bridge, Temple Bar and Trinity College. Visiting ELC-E is always a good opportunity to visit interesting cities in Europe. However, here is my story of the talks I heard on day 3.


rsc's Diary: ELC-E 2022 - Day 2

The Dublin Convention Centre is huge - there is more than enough space for all the developers participating in the Open Source Summit. Fortunately, the talks will be on YouTube after the conference, so it's no problem that one can only hear a small selection of talks. However, here is my report of the talks I heard on the 2nd day of the conference.


rsc's Diary: ELC-E 2022 - Day 1

After two years with online conferences, the embedded Linux community once again meets in person for their annual Embedded Linux Conference Europe in Dublin, Ireland this year. Since many years, ELC-E is part of the Linux Foundation's Open Source Summit, and the best opportunity of the year to meet other Linux kernel and wider core ecosystem developers and discuss recent and future technological topics.


RAUC v1.7 Released

Better late than never: Finally, here is our blog post for RAUC v1.7, which was released a month ago.