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Review request for mesos, Chi Zhang, Ian Downes, and Jie Yu. Bugs: MESOS-2514 https://issues.apache.org/jira/browse/MESOS-2514 Repository: mesos Description ------- When we enable bandwidth cap, htb is used on egress side inside containers, however, the default leaf qdisc for a htb class is still pfifo_fast, which is known to have buffer bloat. Change the default leaf qdisc to fq_codel too. Diffs ----- src/slave/containerizer/isolators/network/port_mapping.cpp e5e6fa66e4032ffc6b128b5b6adf1d2e551b8f1f Diff: https://reviews.apache.org/r/32219/diff/ Testing ------- Manually started a container and fq_codel qdisc was successfully created. Thanks, Cong Wang