OpenVZ kernel name meaning.
What does 022stab078 in OpenVZ kernel version mean?
OpenVZ kernel versions are named as XXXtestYYY and XXXstabYYY.
* "test" series kernels are unstable kernel releases, which are usually under extensive development.
* "stab" series kernels are more or less stable kernel releases which are close to be released or are in production already.
* XXX is a major kernel version number, which usually changes from release to release, or when dramatic changes to the kernel are made.
* YYY is a minor kernel version number, which changes from build to build, when bugfixes or small feature changes were made.
Usual kernel development cycles looks like:
021test000 -> 021test001 -> ... -> 021test004 -> (kernel became stable here)
021stab000 -> 021stab001 -> ... -> 021stab020
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