[MESOS-9122] Parallel serving of '/state' requests in the Master.

• Type: Improvement
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 1.7.0
• Component/s: master
• Labels: mesosphere performance
• Target Version/s: 1.7.0
• Epic Link: Master state responsiveness
• Sprint: Mesosphere Sprint 2018-25, Mesosphere Sprint 2018-26
• Story Points: 5
• Assignee: Alex R
• Reporter: Alex R
• Shepherd: Benjamin Mahler
• Created: 31/Jul/18 13:25
• Updated: 14/Sep/18 13:28
• Resolved: 11/Aug/18 18:23

Description

To reduce the impact of '/state'-related workloads on the Master actor and to increase the average response time when multiple '/state' requests are in the Master's mailbox, accumulate '/state' requests and process them in parallel while blocking the master actor only once.

Issue Links

• causes: MESOS-9177 Mesos master segfaults when responding to /state requests.
• is related to: MESOS-9158 Parallel serving of state-related read-only requests in the Master.