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CentOS 7

Useful tips for the famous linux disto CentOS 7

September 23, 2019

Install CUDA and NVIDIA video driver under CentOS 7

CentOS 7

Nvidia CUDA Toolkit supports CentOS 7 and it is relatively simple to install it. Nvidia provides three types of installation – a big setup file,…

neoX
September 5, 2019

How to compile xmr-stak (2.10) under CentOS 7 for CPU mining cryptocurrencies in September 2019

CentOS 7, mining

A time to refresh our old article on how to compile xmr-stak for CPU mining with the new version and this time a new GNU…

neoX
September 4, 2019

How to install GNU GCC 8 on CentOS 7

CentOS 7

It has been long after releasing the GNU GCC 8.x, but at last, there is a trusted repository, which has offered us packages for GNU…

neoX
June 16, 2019

CentOS 7 dracut-initqueue timeout and could not boot – warning /dev/disk/by-id/md-uuid- does not exist

CentOS 7

Let’s say you update your software raid layout – create, delete or modify your software raid and reboot the system and your server does not…

neoX
June 10, 2019

Failed to start Security Audit Service, Authorization Manager and Login Service

CentOS 7

A power outrage caused one of our servers to shut down unexpectedly and after it had been powered up the server did not show up….

neoX
April 1, 2019

Unpack centos 7 initramfs file with and without dracut skipcpio

CentOS 7, tips

In CentOS 7 the initramfs consists of two concatenated gzipped cpio files. If you want to check what files and probably configuration files are included…

neoX
February 25, 2019

Centos 7 Server hangs up on boot after deleting a software raid (mdadm device)

CentOS 7

We have a CentOS 7 server with a simple two hard drives setup in RAID1 of total 4 devices for boot, root, swap and storage….

neoX
November 17, 2018

Update firmware of AOC-USAS2LP-H8iR (smc2108) – LSI 2108 MegaRAID Hardware Controller

CentOS 7, Linux, LSI, supermicro

This card AOC-USAS2LP-H8iR is really old (probably 7-9 years), but still it works, so you can check if you are with the latest and greatest…

neoX
September 30, 2018

Reset lost admin password of Grafana server (CentOS 7)

CentOS 7, grafana

It could happen to lose your Grafana admin password and luckily there is a pretty easy way for the system administrator of the Grafana server…

neoX
September 7, 2018

CentOS 7 – load a new kernel without rebooting the server

CentOS 7, kernel

Here are the commands needed to load a new kernel without rebooting your server or desktop computer. Why you need this? Sometime rebooting a server…

neoX

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