打补丁的方法：

wget https://www.iozone.org/src/current/iozone3_493.tgz
tar xf iozone3_493.tgz
cd iozone3_493
patch -p1 < ../0001-Add-new-targets-for-iozone.patch
patch -p1 < ../0002-Reduce-maximum-buffer-size.patch
