esky: A user-space checkpointing system
eskyis an implementation of job freezing (checkpoint/resume) for Unix processes. It can save the state of a running process to disk then later resume it from the point it left off, possibly on a different machine.
eskycurrently works on a limited but non-trivial range of processes.
eskycan cope with programs that open or
mmap()files, including opening shared libraries with
esky is implemented entirely in userspace - no kernel
patches or modules are required. It works under Linux 2.2 and Solaris
2.6 and is written to be independent of CPU type.
You may like to look at the CAP project
If you're using
esky, I want to hear from you! If you
have comments, please contact me (David Gibson
esky AT gibson.dropbear.id.au>).
esky is a project hosted on SourceForge. You can download
the released versions or browse the CVS tree from here.
Contact: David Gibson