https://cdn.media.ccc.de/events/all_systems_go/2026/h264-sd/asg2026-410-eng-Modernizing_local_storage_management_for_systemd_services_sd.mp4
The storage directory settings in systemd help define where services store their data. Two important features have been implemented for these directories. The first one is id-mapped mounts, which is a filesystem feature that allows a mount namespace to show a different UID than what is stored on a file. Storage directories now support id-mapping, so that the files within the mount namespace of a service defined with DynamicUser=yes are owned by its unprivileged UID/GID. The second feature is storage quota support. Storage limits can now be defined in terms of percentages or absolute values to
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The storage directory settings in systemd help define where services store their data. Two important features have been implemented for these directories. The first one is id-mapped mounts, which is a filesystem feature that allows a mount namespace to show a different UID than what is stored on a file. Storage directories now support id-mapping, so that the files within the mount namespace of a service defined with DynamicUser=yes are owned by its unprivileged UID/GID. The second feature is storage quota support. Storage limits can now be defined in terms of percentages or absolute values to
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Categories: General [c1]