From d95891b812e270f3cf4c84736fe84bf60b9b0a33 Mon Sep 17 00:00:00 2001 From: "Bruce A. Mah" Date: Mon, 17 Sep 2018 13:32:15 -0700 Subject: [PATCH] Document --udp-counters-64bit in manual page. (#796) Fixes #791. --- src/iperf3.1 | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/iperf3.1 b/src/iperf3.1 index 1ab3cd7dc..b9085e436 100644 --- a/src/iperf3.1 +++ b/src/iperf3.1 @@ -353,6 +353,13 @@ If the client is run with \fB--json\fR, the server output is included in a JSON object; otherwise it is appended at the bottom of the human-readable output. .TP +.BR --udp-counters-64bit +Use 64-bit counters in UDP test packets. +The use of this option can help prevent counter overflows during long +or high-bitrate UDP tests. Both client and server need to be running +at least version 3.1 for this option to work. It may become the +default behavior at some point in the future. +.TP .BR --repeating-payload Use repeating pattern in payload, instead of random bytes. The same payload is used in iperf2 (ASCII '0..9' repeating).