Now almost a year ago I blogged about my nine months of experience with running Zabbix on Raspberry Pi 4. I guess it's time to revisit that a bit, as the probably soon-to-fail memory card that came with Raspberry is causing all kinds of issues, even though everything important like Zabbix database is stored on external USB drive.
The filesystem layout
My Raspberry Pi is still booting from the memory card that came with it. However, I have moved much of the stuff to external USB drive I have connected to Raspberry: