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Martijn's Blog

A technical blog about HCL Connections, HCL Domino and other stuff

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Martijn's Blog

ChatGPT on Web mail clients

Posted on March 24, 2023 by martdj

While playing around with ChatGPT, I wondered what ChatGPT’s view on the web mail clients of Microsoft and HCL was. The answer was pretty concise

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Other
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On Domino thread IDs and Linux/Windows process IDs

Posted on March 1, 2023March 1, 2023 by martdj

A small tip that can make troubleshooting in Domino a lot easier. Domino thread IDs contain the PID of the Domino process!

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Domino, Linux
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Engage 2023

I’m presenting at Engage 2023

Posted on March 1, 2023March 1, 2023 by martdj

I’m happy to announce that I will be a speaker at the Engage conference in Amsterdam this spring with a very exciting session

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Domino
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Huddo Boards & Minio problems – Read before you restart!

Posted on November 19, 2022December 13, 2022 by martdj

Huddo Boards (previously known as Kudos Boards) uses an open source component: Minio. This open source component recently had an update that breaks Boards. If you’re a Boards user, be sure to read this.

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Component Pack, HCL Connections
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Podman 4 – important changes

Posted on November 13, 2022November 13, 2022 by martdj

Podman 4 includes some major changes to the networking stack (the responsible service is called Netavark and aardvark for dns resolution). These changes are incorporated into podman-compose, but this comes with a major caveat, which I cover in this post.

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Linux, Podman
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Protecting your Domino container with fail2ban

Posted on November 6, 2022December 3, 2022 by martdj

Your Domino server could be victim to brute force attacks to guess user’s passwords and subsequently use your Domino server a spam gateway. Fail2ban is a elegant way to stop these brute force attacks. If you use Domino containers, you might have to do some extra configuration

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Containers, Domino, Linux
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Unable to run program repaircleanup

Posted on October 11, 2022October 11, 2022 by martdj

HCL renamed a server task in Domino 11. RepairCleanup is now called RprCleanup. If you’re not aware of this, you might get confused.

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Domino
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Nginx as reverse proxy on CentOS 9 Stream – a problematic combination

Posted on August 26, 2022September 15, 2022 by martdj

OpenSSL introduced a new feature in OpenSSL 3.0, which doesn’t work well with older versions of nginx. Older versions, like the default version of nginx that comes with CentOS 9 Stream…

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Linux
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Choosing my new server’s operating system

Posted on August 22, 2022August 22, 2022 by martdj

When installing a new Linux server, there are a lot of operating systems to choose from. For my new installation, I chose CentOS 9 Stream, but that doesn’t seem a very popular choice. I describe why I went with it anyway.

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Linux
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A server crash…

Posted on August 21, 2022August 21, 2022 by martdj

Maybe some frequent visitors noticed that this blog had a bit of outage in the past weeks. Alltogether, probably a couple of days. Usually, this blog has a very good uptime despite being hosted on my own server at home. A crash of my SSD lead to a lot of stress though… and to a lot of lessons learned

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About This Site

This is a collection of things I encountered during my work and were interesting enough to write down. Both for myself and for others. Topics include HCL Connections, HCL Domino, Linux, SQL etc.

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Apache Boards Calico CentOS Certificates CertMgr ChatGPT Community Surveys Component Pack Connections Desktop plugins dns Docker Domino domino-docker Domino 12 Engage fail2ban FEBDB Forms HCL HCL Connections HCL week Helm Huddo IBM Connections IBM HTTP Server Kubernetes LetsConnect Linux netavark nextcloud nginx nicknames Performance PMR podman Powershell Server SQL SSL TDI Traveler WebSphere Wordpress

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