fortune/freebsd-tips: Add a few fortunes

These are fortunes I've used locally, probably for decades, so there's
no reason why they shouldn't be available to everyone.
This commit is contained in:
Daniel Ebdrup Jensen 2021-03-30 19:35:50 +02:00
parent 5478176319
commit c2a39987e6

View File

@ -803,3 +803,37 @@ You can spot one like this:
-- Alan Somers <asomers@FreeBSD.org> -- Alan Somers <asomers@FreeBSD.org>
% %
FreeBSDs ps can create a dependency tree based on parent/child relationships
between processes, like this:
$ ps -d
-- Daniel Ebdrup Jensen <debdrup@FreeBSD.org>
%
It is possible to get a meassure of the resident memory set:
$ vmstat -o | awk 'NR>1 { t[$7] += $1 } \
END { for (i in t) printf "%s %d\n",i,t[i] }'
The rows have the following meaning:
df = default (not assigned a specific pager)
sw = swap
df = virtual
vn = vnode
ph = heap
md = memory device
This will be reported in number of pages, so it needs to be multiplied by the
page size of the architecture which can be found via:
$ sysctl -n hw.pagesize
-- Daniel Ebdrup Jensen <debdrup@FreeBSD.org>
%
To establish a serial connection to anything including a USB device,
nothing more than cu(1) is needed:
$ cu -s 9600 -l /dev/ttyU0
-- Daniel Ebdrup Jensen <debdrup@FreeBSD.org>
%