BBR (Bottleneck Bandwidth and RTT) congestion control algorizthm is a new congestion control algorithm which is contributed to the Linux kernel TCP stack by Google.

How can I change the boot order in grub2? Here is a step by step guide, In a terminal type, # grep menuentry /boot/grub2/grub.cfg menuentry 'CentOS Linux (4.6.4-1.el7.elrepo.x86_64) 7 (Core) with debugging' --class rhel fedora --class gnu-linux --class gnu --class…