Environment variables

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CRIU tool understands several environment variables, here they are:

CR_IP_TOOL
The ip tool you want CRIU to run. It's used to dump/restore information about net namespaces -- links, addresses and routes.
CR_IPTABLES
The iptables tool. It's used to lock/unlock a TCP connection.
CRIU_LIBS_DIR
This is where to search for plugins. Default path is /var/lib/criu
CRIU_PMC_OFF
Disables the pagemap cache. For faulty kernels.
CRIU_FAULT
Used in fault injection testing
CRIU_DEPRECATED
Tells CRIU to enable deprecated functionality