Restic install:

apt-get install restic
export RESTIC_REPOSITORY=/srv/restic-repo
export RESTIC_PASSWORD=my-password
restic init

Backup:

restic backup /var/www/vhosts/mysite/web/modules/custom/

Restore:

Problem:

Error: Class "Doctrine\Common\Annotations\AnnotationRegistry" not found in Drupal\rules\Context\AttributeDiscoveryWithAnnotations->getDefinitions() (line 77 of  /var/mywww/modules/contrib/rules/src/Context/AttributeDiscoveryWithAnnotations.php). 

This solution works for me:

Problem:

Unable to find a corresponding IP address for default: [Errno -5] No address associated with hostname

Solution?

cmd:

fdisk -l 
cat /proc/mdstat 
lsblk -o NAME,SERIAL,MODEL 
mdadm --detail /dev/md4

smartctl -H /dev/nvme1:

Smartctl open device: /dev/nvme1 failed: Resource temporarily unavailable

smartctl -H /dev/nvme0:

  Info about HSTS (under Websites & Domains >> SSL/TLS Certificate for Domain >> Options >> HSTS):

Enhances the security of website's visitors by prohibiting web browsers from accessing the website via insecure HTTP connections. If visitors are unable to connect via HTTPS, your website will become unavailable.

What is HSTS and when does my website need HSTS?

We have problems with spammer, attacker from these IPs. And there is no contact, no abuse-email etc. 

Problem:

Problem:

Renew SSL Cert via Plesk / Shell:

Composer is upgrading "doctrine/annotations" to the same version? :  (1.14.4 => 1.14.4)

Upgrading doctrine/annotations (1.14.4 => 1.14.4):

Solution?