March 26, 2017

vi /root/.bash_profile Add: alias cp=’cp -i’

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

date Mon Dec 30 13:13:18 EST 2013 ln -sf /usr/share/zoneinfo/CET /etc/localtime date Mon Dec 30 19:15:49 CET 2013

Error: Connection reset by peer: mod_fcgid: error reading data from FastCGI server. Premature end of script headers: index.php Fix: Add this to your PHP vhost

yum -y install bind-utils Dependencies Resolved ============================================================================================================================================================================================================================================= Package Arch Version Repository Size ============================================================================================================================================================================================================================================= Updating: bind-utils x86_64 32:9.9.4-38.el7_3.2 updates 202 k Updating for dependencies: bind x86_64

Remember to first unmount the device. Otherwise you can make a snapshot and transfer that device instead! Unmounted version: dd if=/dev/store1/vm-102-disk-1 bs=1M | pv -ptrb

Stop the virtual machine edit the .vmx file Change this: ethernet0.virtualDev = “e1000” To: ethernet0.virtualDev = “vmxnet3”

dpkg-reconfigure keyboard-configuration Or do it manually: vi /etc/default/keyboard Add: XKBLAYOUT=”us,de” XKBVARIANT=”” XKBOPTIONS=”grp:alt_shift_toggle,grp_led:scroll”

Maximize throughput for rebuilding software RAID: One-time If you want to maximize performance for one time (till reboot) then run: echo 99999999 > /proc/sys/dev/raid/speed_limit_min echo