Linux VPS

What is swap

Swapping technology allows you to store some amount of data (which does not fit in the system’s RAM) on the hard drive, while the other part of the data is processed by RAM. On Linux, random access memory (RAM) is divided into...
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What is OOM Killer

The OOM killer (Out-Of-Memory killer) is a Linux kernel engine that frees up the RAM in case of exhaustion by terminating existing processes.  When the limit of RAM on the VPS is completely reached, the OS kernel triggers the OOM killer which selects the process according to a specific set of rules and forcibly terminates it.
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Linux VPS Backups

Backups are made every week, and the 5 last copies are stored. Backups are stored for 90 days after the VPS termination and then will be permanently deleted. Upon your request in a ticket, we can...
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How to Upgrade CentOS to CentOS 8 Stream

In order to upgrade to CentOS 8 Stream, you need to access your VPS via SSH. All the commands should be executed in CLI. The upgrade process will take less than 15 minutes. Please execute commands from this guide one by one (don't copy the $ symbol). Please make sure that the...
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How to migrate from CentOS to AlmaLinux

In order to upgrade to AlmaLinux, you need to access your VPS via SSH. All the commands should be executed in CLI. The upgrade process will take less than 15 minutes. Please execute commands from this guide one by one (don't copy the $ symbol). Please make sure that...
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