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; Transitional states
; Transitional states
: Currently we support sockets in ''closed'' and ''establised'' states. However, if a socket is in e.g. ''syn-sent'' state the process of turning it into ''established'' can last long. We should teach the kernel and criu to checkpoint and restore this and other states
: Currently we support sockets in ''closed'' and ''establised'' states. However, if a socket is in e.g. ''syn-sent'' state the process of turning it into ''established'' can last long. We should teach the kernel and criu to checkpoint and restore this and other states.
The half-opened connections on the server side can be dropped dump-time with the <code>--skip-in-flight</code> option. This helps in heavily loaded cases when such sockets appear often.
; Optimized restore
; Optimized restore