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Reto Gantenbein edited this page Feb 1, 2020 · 1 revision

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Enable usernamespace support on CentOS 7

# Configure the kernel
grubby --args="user_namespace.enable=1" --update-kernel="$(grubby --default-kernel)"
grubby --args="namespace.unpriv_enable=1" --update-kernel="$(grubby --default-kernel)"
echo "user.max_user_namespaces=3883" > /etc/sysctl.d/99-userns.conf
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