Disable SMT from running Linux
Sometimes we need to stop SMT on CPU for unlock the max frequency For one core Globally
Архів теґу: Linux & Unix
i915 0000:00:02.0: Device initialization failed (-12)
After upgrading the kernel to a newer kernel, OS won’t boot with a stacked message
Golang: replace module by own
When you need to do fast fix for some module without to push it use option replace in go.mod For example, i want to check – my application will be work with changes in branch ? and add replace for that repo
Make simple Kubernetes cluster and deploy own Golang application
Main goal to create simple cluster with one master node and two worker-nodes . All procedures we will do on 3 VPS with Ubuntu 20.04 Server installation. First step is to create separate user on all VPS, for the test environment let it be ‘kubuntu’. For orchestration we will use Ansible Lets create directory for… Читати далі »
dial unix /var/run/docker.sock: connect: permission denied
First, add your user to group docker And restart Docker daemon If this not help, change acl for file access:
Howto detele archive in AWS Glacier Vault
Post writed only as note for me. All information fount on docs https://docs.aws.amazon.com/cli/latest/reference/glacier/delete-archive.html and from github https://gist.github.com/veuncent/ac21ae8131f24d3971a621fac0d95be5 First step: create job for retrieve information in Vault
WireGuard on Kernel 5.6. Quick start
Install all downloaded deb’s Reboot server/PC by command reboot After startup check the kernel version^ Test Wireguard on server Add repository for ubuntu 18.04 Make some changes to Firewall on server Simple script for generating key pairs and base cofigs for server and client Or download here: Put wg0.server as /etc/wireguard/wg0.conf on Server side and… Читати далі »
Mikrotik as OpenVPN server in 3 steps
Connect to Mikrotik via SSH and start writing text below Set global VARs Make server and client CRT Create pool, profile, interface, firewall Goto menu Files in Mikrotik admin panel and download ca.crt + client.crt + client.key Then make file SomeName.ovpn with content: Put your key and crt and change host:port vars and file auth.cfg… Читати далі »
Configure Apache for A-rating on SSLLabs
Just add following lines to vhost.conf SSLEngine on SSLProtocol TLSv1.2 TLSv1.1 SSLProxyProtocol TLSv1.2 TLSv1.1 SSLHonorCipherOrder on SSLCipherSuite EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:ECDHE-RSA-AES128-SHA:DHE-RSA-AES128-GCM-SHA256:AES256+EDH:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA25
QRencode
Забавна программа якщо треба перенести якийсь текст на телефон, а під рукою нема ніяких штатних месенджерів echo “text_string” | qrencode -t UTF8 -o – █████████████████████████████ █████████████████████████████ ████ ▄▄▄▄▄ █▀▄█▀▄█ ▄▄▄▄▄ ████ ████ █ █ █▀▄█▀██ █ █ ████ ████ █▄▄▄█ █▀▀ ▄ █ █▄▄▄█ ████ ████▄▄▄▄▄▄▄█▄█ ▀ █▄▄▄▄▄▄▄████ ████ ▄▄▄ ▀▄▄ ██ ▄█▄▀ ▀▄▀████ █████▀▄▄▄█▄█▀█▀▄█▀▄▀█… Читати далі »