I have been successfully using consumer SSD in my ESXi for few years. After migration to Proxmox, I have tried to use ZFS for virtual machines. First few weeks I was very happy about it. Then I noticed very fast increasing SSD wearout levels on my new SSDs. Proxmox support forums and reddit are full of users mentioning proxmox is destroying SSD, but I thought this is just rumor. Where is the true?
Using desktop SSD in server
Five years ago before Christmas I bought my first SSD – Crucial MX300 750GB. I have put it into my linux server running some web hosting (running this blog for example), my emails. Second MX300 was put into Linux MD Raid1. Disk were running two years in this setup, then I have migrated into virtualized setup, running ESXi, booted from USB drive. SSD were re-used and running as hw Raid 1 using LSI-9211 card.
HAProxy Country filtering ACL
It is few years since I have written my IP Country generator. As I recently added new file geoip.txt (warning, big file!) for use with haproxy, I will show you how you can easily create ACL in HAproxy to filter specific country.
Continue reading
Desktop SSD usage statistic
Years ago I have replaced my wife’s notebook SATA drive with SSD. It was SANDISK Ultra II model SDSSDHII480G:
How to run radarbox24 feeder on x86
PlaneFinder or Flightradar24 are providing x86 (i386 or x86_64) binaries, Radarbox only provide arm version for raspberry pie.There is request for x86 feeder package in forum but what they released due GPL is just a joke – can’t be compiled without knowing some keys.
I have found that there is rbfeeder docker image for x86 – how is this possible?
Deploy OVF using OVFTool
VMware OVF Tool is a command-line utility that can import and export Open Virtualization Format (OVF) packages to and from many VMware products.
This tool can be used to deploy OVF/OVA packages instead of vSphere GUI, where OVF deploy sometimes just don’t work and is pain to troubleshoot, since it is web browser based. I was missing in OVF documentation example how to deploy virtual machine to specific folder and resource pool. This is important, when you have rights assigned just to specific resource pool and vmFolder.
How to check CPU microcode revision in ESXi
You can check CPU microcode revision on running ESXi host this easy way. Open SSH session to host and then open vsish
Continue reading
Country IPv6 ranges
Many comments in http://blog.erben.sk/2014/02/06/country-cidr-ip-ranges/ was about IPv6 support.
Xbox One Digital TV Tuner for Czech DVB-T2
My previous post was about WinTVDual-HD working well for Czech DVB-T2. I also own Xbox One Digital TV tuner. Does it work for Czech DVB-T2 when there are warnings about problems with German DVB-T2?
Reliable USB DVB-T2 adapter for Linux
For my tvheadend setup I was searching replacement for my dual multi-standard DVB TBS 5281 adapter, which is not working in recent kernels (>4.17) due TBS obsolete drivers. It is sad, because I was very satisfied with that hardware.