code-dumps/sh/sar-weekly.sh

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#!/usr/bin/env bash
echo "Date CPUUsed MEMUsed IOWait" > /tmp/sar-report.txt
for f in $(ls /var/log/sysstat/sa[0123]*); do
SARDate=$(stat $f | grep Modify | awk '{print $2}')
CPUUsed=$(sar -f $f | tail -1 | awk '{print 100-$NF}')
MEMUsed=$(sar -r -f $f | tail -1 | awk '{print $5}')
IOWait=$(sar -f $f | tail -1 | awk '{print $6}')
echo "$SARDate $CPUUsed $MEMUsed $IOWait" >> /tmp/sar-report.txt
done
cat /tmp/sar-report.txt | column -t
rm -f /tmp/sar-report.txt