jaak-s

# installation
sudo apt install fio

# run benchmark
fio --randrepeat=1 --ioengine=libaio --direct=1 --gtod_reduce=1 \
    --name=test --filename=/tmp/test --bs=4k --iodepth=64 --size=4G \
    --readwrite=randrw --rwmixread=75

# delete test file
rm /tmp/test