From 06c8d6f98768f173854585e3c9b36c4fa6bfe753 Mon Sep 17 00:00:00 2001
From: Kali Kaneko <kali@leap.se>
Date: Wed, 5 Mar 2014 15:28:08 -0400
Subject: script to graph cpu/mem usage. Related: #5259

Use as:
RESOURCE_TIME=5 make resource_graph

where RESOURCE_TIME are the minutes to run for.
---
 pkg/scripts/monitor_resource.zsh | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100755 pkg/scripts/monitor_resource.zsh

(limited to 'pkg/scripts/monitor_resource.zsh')

diff --git a/pkg/scripts/monitor_resource.zsh b/pkg/scripts/monitor_resource.zsh
new file mode 100755
index 00000000..ac468e34
--- /dev/null
+++ b/pkg/scripts/monitor_resource.zsh
@@ -0,0 +1,26 @@
+#!/bin/zsh
+if (( ! $# )); then
+    echo "Usage: $0:t <PID> <minutes to monitor>" >&2
+    return 1;
+fi
+
+OUT="$1-usage.data"
+GRAPH="bitmask-resources.png"
+MAX=150
+let "ticks=$2*60/3"
+echo "cpu mem" >> $OUT
+for i in {1..$ticks}; do;
+    cpu=$(ps -p $1 -o pcpu | grep -v %)
+    mem=$(ps wuh -p $1 | awk '{print $4}')
+    echo "$cpu $mem" >> $OUT;
+    sleep 3;
+    echo $i / $ticks;
+done;
+
+gnuplot -e "set term dumb; \
+set key outside; set yrange [0:$MAX]; \
+plot for [col=1:2] '$OUT' using 0:col title columnheader s c"
+
+gnuplot -e "set term png; set output '$GRAPH'; \
+set key outside; set yrange [0:$MAX]; \
+plot for [col=1:2] '$OUT' using 0:col with lines title columnheader"
-- 
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