Article on Sun's DTrace

[Volker Stolz]

In local.freebsd-hackers, you wrote:
> I haven't seen above well yet. But A article says that DTrace sounds
> like 30,000 lines of debug print. 

No, already the first article tells you that they use a VM with byte-code
for the C-like language "D". And it's not compiled into the kernel but
hooked in and removed on-the-fly.

Volker
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