From 76affa8334acbd21f3a1186fdaace1efe93e2e31 Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Wed, 25 Jul 2018 15:57:55 +0200
Subject: Recieve multiple packets in one system call

---
 analyze.sh | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100755 analyze.sh

(limited to 'analyze.sh')

diff --git a/analyze.sh b/analyze.sh
new file mode 100755
index 0000000..9c11bd6
--- /dev/null
+++ b/analyze.sh
@@ -0,0 +1,27 @@
+#!/bin/bash
+
+sleep=1
+
+stats1=($(ethtool -S ens11 | grep  -P "rx\d?_(packets|bytes)" | awk '{ print $2 }'))
+sleep $sleep
+stats2=($(ethtool -S ens11 | grep  -P "rx\d?_(packets|bytes)" | awk '{ print $2 }'))
+
+for i in "${!stats1[@]}"; do
+    diff=$(bc <<< "(${stats2[$i]} - ${stats1[$i]}) / $sleep")
+
+    if [ $((i & 1)) -eq 0 ]; then
+	if [ $i -lt 2 ]; then
+	    echo -n "Total:"
+	elif [ $i -lt 4 ]; then
+	    echo -n "Phi  :"
+	else
+	    echo -n "Queue:"
+	fi
+	printf "packets: %9.3f kpps" $(bc -l <<< "1 * $diff / 1000")
+    else
+	printf ", bandwidth: %9.3f Gb/s\n" $(bc -l <<< "8. * $diff / 1024 / 1024 / 1024")
+    fi
+
+#echo $i
+done
+
-- 
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