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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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.
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2018-03-06 | blog | EN | Rafael Martinez Guerrero
I am writing this article with contradictory feelings, Am I having a bad day on top of The Oracle at Google not giving me answers, or is the documentation of the Keepalived software totally outdated and old?Words: 1244 | Reading time: 6 min.
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2017-07-10 | blog | EN | Rafael Martinez Guerrero
If you have to administrate an Elasticsearch cluster, there are some common maintenance tasks that you will have to run to keep your data growth under control, backup your indexes and keep the cluster updated.Words: 1801 | Reading time: 9 min.
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2017-06-25 | blog | EN | Rafael Martinez Guerrero
“CEREBRO” is an Elasticsearch web admin tool built using Scala, Play Framework, AngularJS and Bootstrap. It is equivalent to KOPF with some extra new features.Words: 843 | Reading time: 4 min.