EPYC server as hypervisor

Sep 8, 2018 - 9 minutes
EPYC server as hypervisor Since the new server is to be a hypervisor, there are configuration steps to be done. My braindump follows. firmware setup As always, it’s worth going through the firmware settings. I made the following adjustments change IPMI password for ADMIN user put the password in ~/.ipmi-supermicro-bmc, for use with IPMItool, on all machines I use ipmitool from. lower fan thresholds set motherboard to UEFI only (I have no use for decades old BIOS when this modern board does UEFI just fine) enable watchdog in the OS only enable serial over LAN (SOL) base OS The server was installed with CentOS 7 since this is for my own personal use. Read more ...

IPMI hardware watchdog with RHEL 7 / CentOS 7

Aug 23, 2018 - 11 minutes
IPMI hardware watchdog with RHEL 7 / CentOS 7 introduction My new server has IPMI which includes a watchdog timer. Since I regularly get told that hardware watchdogs are no fun to set up, I’ll record my setup steps for an IPMI watchdog here. This document is not about watchdogs in general, but rather specifically on how to use an IPMI watchdog on a recent Red Hat based distribution. Read more ...

set fan thresholds on my Super Micro H11DSi-NT

Aug 14, 2018 - 8 minutes
set fan thresholds on my Super Micro H11DSi-NT The Super Micro remote management webUI is nice and even offers KVM with HTML5. But I much prefer using vendor agnostic IPMI directly instead of a vendor specific tool like iDRAC, iLO, etc. These are my notes on setting fan thresholds via IPMI for my H11DSi-NT motherboard. why not control fans with software you may ask yourself. Well some people use this perl script on github. Read more ...

new server, EPYC 7351P based, hardware info

Aug 12, 2018 - 4 minutes
My significant other and I got ourselves a new home server. You’ll notice that the motherboard is far from maxed out in our current build. That is quite intentional as we want the possibility of future expansion. My installation notes, with regards to hardware, follow. CPU While the motherboard can accommodate Dual AMD EPYC™ 7000-Series Processors, we currently run it with one AMD EPYC 7351P 16-Core Processor only. Yes, expanding to Dual CPU will mean removing the 7351P, since P models can only operate in a 1P configuration. Read more ...

Hugo Now Live

Apr 8, 2018 - 1 minutes

After playing with it for a week, I’ve decided that Hugo will indeed be the blog software I use for now.

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Testing Hugo

Apr 2, 2018 - 1 minutes

While I very much liked the idea of Octopress generating static pages, I do not know enough Ruby to deal with problems I had after updating my base OS.

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