GRUB2 config make

GRUB2 config make If you change grub parameters (example /etc/default/grub), you need to make GRUB2 configurations in /boot.

Advisory File locking with Go

File Locking is generally useful in an environment where multiple applications or processes may want to access(read/write) the same file. In such cases, it becomes important to protect integrity of file data and provide consistent view of data to all the processes.