Stress Probing Invasive Zap Destructor - it's a command-line stress test tool used to determine how many simultaneous (concurrent) connections servers can handle. Protocols: http, pop3, pop3s, imap, imaps, smtp, smtps, ssh, radius.
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\$ apt-get install unzip default-jre -y
\$ wget http://sourceforge.net/projects/spizd/files/latest/download -O spizd.zip
\$ unzip spizd.zip
\$ cd spizd/
\$ vi etc/spizd.properties
\$ ./bin/spizd-http.sh urlz.txt
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