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apt-get install sysbench
#run cpu test
sysbench --test=cpu run
#rest with multiple threads
sysbench --test=cpu --num-threads=4 run
#io performance tests
(see also: https://www.thomas-krenn.com/en/wiki/Linux_I/O_Performance_Tests_using_dd)
#io throughput
dd if=/dev/zero of=/root/testfile bs=1G count=1 oflag=direct
#io latency
dd if=/dev/zero of=/root/testfile bs=512 count=1000 oflag=direct
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