apache benchmarking

   Posted by: admin   in Mẹo vặt của hiếu râu

ab -n 1000 -c 10

iptables -A INPUT -p tcp –tcp-flags FIN FIN -j DROP

-A OUTPUT -p tcp  –tcp-flags RST RST -j REJECT –reject-with tcp-reset

two more falgs PSH and FIN

# cd /proc/sys/net/ipv4
# echo 1 > tcp_orphan_retries
# cat tcp_fin_timeout
# echo 5 > tcp_fin_timeout

#for ((i=2;i<255;i++)); do ip addr add 192.168.100.$i dev eth4 ; done

for ((j=1;j<1000;j++)); do

for ((i=2;i<255;i++)); do

usleep 20000;

echo $i; echo -n “GET / HTTP/1.0″ | nc -w 2 80 &

done ;


# netstat -nat | awk ‘{print $6}’ | sort | uniq -c | sort -n

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