Created
May 9, 2012 09:39
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Linux script to collect system statistics and send to your email
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#!/bin/bash | |
SERVER="mydomain.com" | |
EMAIL_TO="your_email@gmail.com" | |
EMAIL_FROM="stat@mydomain.com" | |
# logged in users and what are they running | |
WHO=`w` | |
# processor stats | |
MPSTAT=`mpstat` | |
# virtual memory stats | |
VMSTAT=`vmstat` | |
# Top 20 memory hog applications | |
PS_MEM=`ps -A -o pid,pcpu,pmem,start_time,state,time,comm | perl -e '($_ = join "",<>) =~ s/(\t)/ /g; print;' |sort -g -k 3 -r | head -20` | |
# Top 10 CPU usage applications | |
PS_CPU=`ps -A -o pid,pcpu,pmem,start_time,state,time,comm | perl -e '($_ = join "",<>) =~ s/(\t)/ /g; print;' | sort -g -k 2 -r | head -10` | |
# memory usage in MB | |
FREE=`free -m` | |
PROCINFO=`procinfo` | |
# iptables status | |
IPTABLES=`iptables -nL` | |
# established connections | |
NETSTAT=`netstat -na |grep -i esta |grep -v 127.0.0.1 |sort -n -t. -k2` | |
# line divider | |
DL="==================================================================================" | |
FINAL="${DL} | |
`date` | |
${DL} | |
${SERVER} | |
${DL} | |
${WHO} | |
${DL} | |
${FREE} | |
${DL} | |
${MPSTAT} | |
${DL} | |
${VMSTAT} | |
${DL} | |
${PROCINFO} | |
${DL} | |
Top 10 CPU processes | |
${PS_CPU} | |
${DL} | |
Top 20 Memory processes | |
${PS_MEM} | |
${DL} | |
${IPTABLES} | |
${DL} | |
${NETSTAT} | |
${DL} | |
" | |
echo "${FINAL}" | | |
perl -e '($_ = join "",<>) =~ s/(\t)/ /g; print;' | | |
sendEmail -f "${EMAIL_FROM}" -u "${SERVER} comparator" -t ${EMAIL_TO} |
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