On Fri, 21 Nov 2025 10:10:16 GMT, Daniel Jeliński <[email protected]> wrote:
>>> CUBIC is a standard TCP congestion control algorithm that uses a cubic >>> function instead of a linear congestion window increase function to improve >>> scalability and stability over fast and long-distance networks. CUBIC has >>> been adopted as the default TCP congestion control algorithm by the Linux, >>> Windows, and Apple stacks. >> >> This PR adds a new congestion controller algorithm. It reuses a large part >> of the QuicRenoCongestionController, which was refactored to two classes - >> QuicBaseCongestionController, containing the shared code, and >> QuicRenoCongestionController, containing only the code that is unique to >> Reno. >> >> CUBIC is now the default congestion controller. Reno can still be selected >> by setting the system property `jdk.httpclient.quic.congestionController` to >> `reno`. >> >> A new test was added to exercise the new congestion controller. Existing >> tests continue to pass. > > Daniel Jeliński has updated the pull request incrementally with one > additional commit since the last revision: > > Add more assertions Thanks @dfuch for the review. We didn't have any Reno-specific tests. I modified a few of the existing tests to also run with Reno now. ------------- PR Review: https://git.openjdk.org/jdk/pull/28195#pullrequestreview-3491960507
