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My Raspberry Pi is back in good shape

By whatsuphome | 1:13 PM EET, Fri December 01, 2023

This is the difference in I/O wait times after I replaced the faulty Raspberry Pi memory card to brand new one.

I/O wait request time graph

 

So, from about 8-9 seconds AVERAGES to back almost non-existent! Yay!

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Part 55: How badly a limping memory card affects Raspberry Pi 4 performance?

By whatsuphome | 7:36 PM EET, Tue November 21, 2023
dimes from my Raspberry

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:

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What's, up? home server OS memory card seeing I/O errors

By whatsuphome | 8:45 AM EET, Wed November 15, 2023
Article picture for attention. Generated with macOS Draw Things with prompt "An IT site reliability engineer watching how Raspberry Pi 4 memory card is encountering I/O errors"

AIEEEE!!! Potential hiccups ahead for my master server, as today I started to observe these in dmesg output after rebooted my Raspberry Pi.

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Part 33: My nine months experience with Raspberry Pi 4 and Zabbix

By whatsuphome | 7:43 AM EET, Sun January 15, 2023
Raspberry Pi 4 closeup with a Zabbix sticker on it

Is Raspberry Pi 4 a goodbye or good buy for running Zabbix? How is it performance-wise? Is it reliable? Here's my nine months review of it, with a splash of appliance/application performance monitoring.

After in about April 2022 when it became clear that I am going to continue my home monitoring project, I bought a Raspberry Pi 4 to run the show. Here's my opinion how well it is suited for running Zabbix.

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Who am I?

  • Janne Pikkarainen from Finland 🇫🇮
  • Began with computers in 1986 with C64
  • Doing IT for living since 1999
  • Principal Site Reliability Engineer at Forcepoint
  • A Zabbix Summit speaker every year since 2022
  • Walking, talking Zabbix commercial

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What's up, home? | Janne Pikkarainen | contact(at)whatsuphome.fi | 2022 - 2026

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