cd /root && yum -y groupinstall “Development Tools” && wget https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/ioping/ioping-0.8.tar.gz && tar zxvf ioping-0.8.tar.gz && cd ioping-0.8 && make && make install Test on
vi /root/.bash_profile Add: alias cp=’cp -i’
dmidecode –type memory # dmidecode 2.11 SMBIOS 2.7 present. Handle 0x1000, DMI type 16, 23 bytes Physical Memory Array Location: System Board Or Motherboard Use:
echo deadline > /sys/block/sda/queue/scheduler To activate it after booting: echo “echo deadline > /sys/block/sda/queue/scheduler” >> /etc/rc.local