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by viraptor 3799 days ago
Note that profiling and debugging are not the same. I agree that the other author did not make much research effort, but for me: profiling = snapshots of stack (r/o view), debugging = attaching interactive debugger (r/w view, patching breakpoints).
2 comments

There's nothing stopping you from attaching a debugger to a VM -- this is mighty handy for debugging boot loaders.

There's also nothing stopping you from including a runtime debugger interface in your unikernel, just like any other kernel that supports debugging.

Either way, you can do both with unikernels.

Mr. Cantrill was just wrong.