Check out https://wiki.ubuntu.com/Kernel/LTSEnablementStack. This is the formal way Ubuntu provides newer kernels (and as such newer zfs versions) during the lifecycle of an LTS release.
Check out https:/ /wiki.ubuntu. com/Kernel/ LTSEnablementSt ack. This is the formal way Ubuntu provides newer kernels (and as such newer zfs versions) during the lifecycle of an LTS release.