man: ifpps: emphasize gnuplot output format

As this is useful for a couple of people, emphasize this in ifpps'
manpage as well.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/ifpps.8 b/ifpps.8
index a22ca23..c45f6f8 100644
--- a/ifpps.8
+++ b/ifpps.8
@@ -43,6 +43,9 @@ The least heavy hitter will always be displayed and is marked with
 \[lq]-\[rq]. In addition, the average for all the above per-CPU data is
 shown.
 .PP
+ifpps also supports directly the gnuplot(1) data sample format. This
+facilitates creation of gnuplot figures from ifpps time series.
+.PP
 .SH OPTIONS
 .PP
 .SS -d <netdev>, --dev <netdev>