<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>erikb</author><text>We seriously need more articles like this. As someone who would really like to understand more about the kernel source code, but without prior kernel knowledge (no classes in that direction) and barely any C knowledge the kernel is not the easiest part to read oneself into. Articles like this one help a lot, since they already provide an abstract model of what the code does and intends to do and why.</text><parent_chain></parent_chain></comment><story><title>IPv4 route lookup on Linux</title><url>https://vincent.bernat.im/en/blog/2017-ipv4-route-lookup-linux</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>betaby</author><text>Unfortunately IPv6 stack doesn&amp;#x27;t match IPv4 one on features and optimizations.
IPv6 is still using regular radix tree and a route cache.</text><parent_chain></parent_chain></comment><story><title>IPv4 route lookup on Linux</title><url>https://vincent.bernat.im/en/blog/2017-ipv4-route-lookup-linux</url></story>