"My report "What is eBPF?" and in-depth book "Learning eBPF" are both available for download [0] from Isovalent or with your subscription to O'Reilly's learning platform. You can buy "Learning eBPF" from any good bookstore (support your local bookshop by ordering it there!)"
IIUC, you need to give contact info on that page to get the PDF. So this [1] might be a better starting point.
"My report "What is eBPF?" and in-depth book "Learning eBPF" are both available for download [0] from Isovalent or with your subscription to O'Reilly's learning platform. You can buy "Learning eBPF" from any good bookstore (support your local bookshop by ordering it there!)"
IIUC, you need to give contact info on that page to get the PDF. So this [1] might be a better starting point.
[0] https://isovalent.com/ebpf/
[1] https://ebpf.io/