schroot

USE флаги

• btrfs - Enable support for chroots using btrfs snapshots
• dchroot - Enables the building of a wrapper named "dchroot", replacing sys-apps/dchroot
• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
• doc - Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
• lvm - Enable support for chroots using LVM snapshots
• nls - Add Native Language Support (using gettext - GNU locale utilities)
• pam - Add support for PAM (Pluggable Authentication Modules) - DANGEROUS to arbitrarily flip
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)
• zfs - Enable support for chroots using ZFS shapshots/clones

Советы по безопасности