>> 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 four additional commits since the last revision: - Add test coverage for Reno - Refactor target calculations - Refactor QuicBaseCC constructor - remove useless protected keyword ------------- Changes: - all: https://git.openjdk.org/jdk/pull/28195/files - new: https://git.openjdk.org/jdk/pull/28195/files/195b0f89..32160ef9 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=28195&range=03 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=28195&range=02-03 Stats: 78 lines in 6 files changed: 45 ins; 7 del; 26 mod Patch: https://git.openjdk.org/jdk/pull/28195.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/28195/head:pull/28195 PR: https://git.openjdk.org/jdk/pull/28195
