wget -P /data/soft/ http://sg.danny.cz/sg/p/sg3_utils-1.44.tar.xz cd /data/soft/ xz -d sg3_utils-1.44.tar.xz ls -lsa sg3_utils-1.44.tar tar -xvf sg3_utils-1.44.tar cd sg3_utils-1.44 ./configure make make install fdisk -l |grep sd* sg_vpd -all /dev/sdb |grep rpm 显示结果： Nominal rotation rate: 7200 rpm