From 703cf06b7ea3ce199893c5158f384a06fc6fc899 Mon Sep 17 00:00:00 2001
From: Andrew Wood <andrew.wood@ivarch.com>
Date: Sat, 30 May 2026 22:38:03 +0100
Subject: [PATCH] Add an explanation to the version comparison report.

---
 docs/benchmark-pv-transfers.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/docs/benchmark-pv-transfers.sh b/docs/benchmark-pv-transfers.sh
index 5568176..f124342 100755
--- a/docs/benchmark-pv-transfers.sh
+++ b/docs/benchmark-pv-transfers.sh
@@ -466,6 +466,13 @@ runVersionComparisons () {
 		  "$(awk -F "\t" '$4=="System OS"{print $5;exit}' "${workDir}/system-data")" \
 		  "$(awk -F "\t" '$4=="System kernel type"{print $5;exit}' "${workDir}/system-data")" \
 		  "$(awk -F "\t" '$4=="System kernel release"{print $5;exit}' "${workDir}/system-data")"
+		cat <<EOF
+
+For each measurement type, each of its aggregate benchmark results are
+shown.  Each field's mean and standard deviation are displayed along with a
+change indicator showing how different this line's value is from the
+previous line.
+EOF
 		compareVersionResults < "${workDir}/system-data"
 	done
 	} < "${workDir}/sysids"