K 10
svn:author
V 3
cem
K 8
svn:date
V 27
2016-08-26T02:46:47.356686Z
K 7
svn:log
V 204
ddb: Add 'show active trace' command

'show active trace', or 'acttrace' for short, prints backtraces from running
threads only.

Reviewed by:	mjg
Differential Revision:	https://reviews.freebsd.org/D7646

END