What version is being used on AKS nodes? I checked both the 4.15 and 4.18 azure kernels and they have that sysfs file available:
user@x:~$ uname -r 4.15.0-1046-azure user@x:~$ cat /proc/sys/net/core/bpf_jit_enable 1 user@b:~$ uname -r 4.18.0-1019-azure user@b:~$ cat /proc/sys/net/core/bpf_jit_enable 1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1827916 Title: Enable eBPF JIT in the linux-azure kernels To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-azure/+bug/1827916/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs