Following simple script will generate the report of memory usage on unix system. It will store user memory, system memory and total memory consumption numbers in the report file, mem_stat.txt
##### SCRIPT BEGIN ########
#!/bin/sh
rm -rf /tmp/mem_stat.txt
top -f /tmp/mem.txt
while [ 1 ]
do
top -f /tmp/mem.txt;
grep Memory /tmp/mem.txt awk -F" " '{print $2,$5,$8}' sed -e 's/K//g' >> /tmp/mem_stat.txt;
rm -f /tmp/mem.txt;
sleep 30;
done>> /tmp/mem_stat.txt;
rm -f /tmp/mem.txt
########SCRIPT END#########
Thursday, January 10, 2008
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