I. What is this eBPF? It looks scary! Have you wanted to write programs that act as drivers for Linux? Wanted programs to run at a kernel level? Wanted to monitor events, internal resources and get better observability? All you need to know is how to make good use of Linux eBPF. eBPF is a technology in the Linux kernel that can run sandboxed programs in a privileged context (in the OS kernel). It is used to efficiently extend the capabilities of the kernel without changing kernel source code. An...