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content:serverbasics:docker [2024/05/18 23:04] – [Check Docker install] Danielcontent:serverbasics:docker [2024/05/19 08:56] (aktuell) – [Check Docker install] Daniel
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 </code> </code>
  
-Important things:+==== Additional knowledge ====
  
   * Storage driver and FS-Type : overlay2 should always be used, btrfs is outdated! XFS and d_type are important!   * Storage driver and FS-Type : overlay2 should always be used, btrfs is outdated! XFS and d_type are important!
   * CGroup Version needs to be 2 or better   * CGroup Version needs to be 2 or better
 +  * If you see Docker complaining about Module aufs at start: do not care about - that module is obsolete
 +
 +===== IP-Filter =====
 +
 +When starting Docker, an the log says:
 +
 +<code>
 +level=warning msg="Running modprobe bridge br_netfilter failed with message: modprobe: ERROR: could not insert 'br_netfilter': Operation not permitted\ninsmod /lib/modul>
 +level=info msg="skipping firewalld management for rootless mode"
 +
 +</code>
 +
 +You first need to load the module with modprobe.
 +
 +For system startup, use ''/etc/modules-load.d''  and creat e a file ''docker-rootless.conf''  in it, containing that module.
 +
  
 ===== IPTables ===== ===== IPTables =====
  • content/serverbasics/docker.txt
  • Zuletzt geändert: 2024/05/19 08:56
  • von Daniel