Ubuntu test client setting, tips

Test client ip address example

• Address 10.100.0.112
• Netmask 255.255.255.0
• Gateway 10.100.0.1
• DNS server 10.100.0.1

Ip setting for performance testing

• sudo ifconfig eth0 10.100.0.112 netmask 255.255.255.0 broadcast 10.100.0.255

Jmeter multi server testing configuration

• jmeter-server.sh -Djava.rmi.server.hostname=[local ip address]
• jmeter.sh -Djava.rmi.server.hostname=10.100.0.112

Setting the limit (open files)

• ulimit -n
• gedit /etc/security/limits.conf

MongoDB

• sudo service mongod start
• sudo service mongod stop

redis-server

• sudo /etc/init.d/redis-server stop

R Studio (rstudio-server-0.99.893, 20160326) : localhost:8787

HTTP Server

• python -m SimpleHTTPServer 8080
• python -mSimpleHTTPServer

ipython notebook : 127.0.0.1:8888

• ipython notebook

JMT

• java -jar JMT.jar

file rename: rename s/^[0-9]{3}// *.mp3

system problem : sudo rm /var/crash/*

scp user@xxx.xxx.xxx.xxx:/home/user/datafile ./