Blog articles
These are some of the blog articles I have published during the years.
Many of the old articles still have a lot of valid and current information even though they were written years ago.
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2023-08-05 | blog | EN | Rafael Martinez Guerrero
Words: 1664 | Reading time: 8 min.
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2023-02-28 | blog | EN | Rafael Martinez Guerrero
Will OpenAI/Whisper recognized my “Andalusian accent” when I speak Spanish and transcribe the audio to text without problems? I had to use 0.032759 kWh of energi to find this out.Words: 1207 | Reading time: 6 min.
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2022-12-15 | blog | EN | Rafael Martinez Guerrero
Is OpenZFS as good as its reputation says? In this article I install and test OpenZFS on Linux and see how it replaces my hardware RAID5 installation.Words: 2753 | Reading time: 13 min.
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2022-04-13 | blog | EN | Rafael Martinez Guerrero
Not long ago I got some nice second-hand SAS drives that I could use with my home server. I didn’t have a SAS controller that I could use with these drives at that time, so I started looking for one. I didn’t want to spend too much money and the specifications I wanted were not very advanced.
After some investigation I decided to purchase a Broadcom MegaRaid SAS 9341-8i controller. This controller is a bit old but it had the functionality I was looking for at an affordable price.
Words: 2101 | Reading time: 10 min. -
2019-05-30 | blog | EN | Rafael Martinez Guerrero
After several weeks of intense testing, fixing configuration problems, re-indexing data and experiencing problems when upgrading our Kibana indices, we managed to upgrade our 36 Kibana instances and our Elasticsearch cluster in production from version 5.6.16 to 6.7.1 a couple of weeks ago.Words: 1786 | Reading time: 9 min.