manuals:vps:cgroups
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| manuals:vps:cgroups [2023/03/17 15:47] – created Aither | manuals:vps:cgroups [2025/09/08 16:16] (current) – systemd 258 aither | ||
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| There are two cgroup versions: v1 and v2. Because VPS are containers, the cgroup version | There are two cgroup versions: v1 and v2. Because VPS are containers, the cgroup version | ||
| - | depends on the host and cannot be changed inside VPS. We're currently using cgroup v1. | + | depends on the host and cannot be changed inside VPS. |
| - | This version | + | cgroups v1 is slowly being deprecated and since systemd v258, it is no longer supported |
| - | [[https:// | + | -- all VPS have mounted cgroups v2, but you cannot configure individual subsystems |
| + | on nodes with v1. | ||
| ===== cgroups v2 ===== | ===== cgroups v2 ===== | ||
| - | We plan to start the transition to cgroups v2 in 2023. The situation is complicated by the | + | The situation is complicated by the fact that older distributions do not support cgroups v2 |
| - | fact that older distributions do not support cgroups v2 and one node can use only one | + | and one node can use only one cgroup version. We have nodes with v1 for older VPS and nodes |
| - | cgroup version. We will have to have nodes with v1 for older VPS and nodes with v2 for | + | with v2 for new VPS and distributions that support it. You can see what cgroup version invididual |
| - | new VPS and distributions that support it. Our goal is to move as many VPS as possible | + | nodes are using on vpsAdmin landing page. Our end goal is to move as many VPS as possible |
| to cgroup v2, since it also comes with performance benefits e.g. in the memory subsystem. | to cgroup v2, since it also comes with performance benefits e.g. in the memory subsystem. | ||
| Line 21: | Line 22: | ||
| The following distributions support cgroups v2: | The following distributions support cgroups v2: | ||
| - | * Alpine Linux with up-to-date init script | + | * Alpine Linux |
| + | * Arch Linux | ||
| * CentOS / Alma Linux / Rocky Linux >= 8 | * CentOS / Alma Linux / Rocky Linux >= 8 | ||
| * Debian >= 9 | * Debian >= 9 | ||
| - | * Devuan | + | * Devuan |
| * Fedora >= 31 (possibly older) | * Fedora >= 31 (possibly older) | ||
| * NixOS >= 19.03 (possibly older) | * NixOS >= 19.03 (possibly older) | ||
| * openSUSE Leap >= 15.1 (possibly older) | * openSUSE Leap >= 15.1 (possibly older) | ||
| * Ubuntu >= 18.04 | * Ubuntu >= 18.04 | ||
| - | * Void Linux with up-to-date init script | + | * Void Linux |
| ===== Configuring cgroup version ===== | ===== Configuring cgroup version ===== | ||
| Line 39: | Line 41: | ||
| If your VPS requires a specific cgroup version and it's not possible to change it, you can | If your VPS requires a specific cgroup version and it's not possible to change it, you can | ||
| reflect this in vpsAdmin settings. If you'd like to move to a node with a different cgroup | reflect this in vpsAdmin settings. If you'd like to move to a node with a different cgroup | ||
| - | version, please contact our support | + | version, please contact our support. |
manuals/vps/cgroups.1679068054.txt.gz · Last modified: 2023/03/17 15:47 by Aither
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