Dtrace in a jail
Andriy Gapon
avg at FreeBSD.org
Fri Sep 11 08:33:03 UTC 2015
On 11/09/2015 07:54, Mark Johnston wrote:
> A copy of the kernel binary needs to be available too: the kernel's CTF
> section is not automatically mapped into memory during boot, but is
> loaded upon first use. CTF isn't strictly needed to use DTrace, though.
[Off-topic]
Pity that we do not have /dev/ksyms that exposes the actual (in-memory) kernel
layout as an ELF object.
Also, it's a pity that our crashdump format does not provide for saving a kernel
along a memory dump (esp. given that a size of the former << a size of the latter).
--
Andriy Gapon
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