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[MESOS-10026] Improve v1 operator API read performance. - Mesos - [issue]
...Currently, the v1 operator API has poor performance relative to the v0 json API. The following initial numbers were provided by William Mahler from our state serving benchmark: OPTIMIZED - M...
http://issues.apache.org/jira/browse/MESOS-10026    Author: Benjamin Mahler , 2019-12-04, 17:19
[MESOS-9939] PersistentVolumeEndpointsTest.DynamicReservation is flaky. - Mesos - [issue]
...[ RUN      ] PersistentVolumeEndpointsTest.DynamicReservationI0813 20:55:33.670486 32445 cluster.cpp:177] Creating default 'local' authorizerI0813 20:55:33.674396 32457 master...
http://issues.apache.org/jira/browse/MESOS-9939    Author: Benjamin Mahler , 2019-12-02, 08:52
[MESOS-6773] Provide GET support for v1 master/agent operator API calls. - Mesos - [issue]
...With the addition of V1 master::Call and agent::Call to replace the V0 GET-style endpoints (e.g. /state, /metrics/snapshot, etc), users can no longer hit these endpoints in their browser or ...
http://issues.apache.org/jira/browse/MESOS-6773    Author: Benjamin Mahler , 2019-12-01, 23:01
[MESOS-10057] Perform synchronous authorization for outgoing events on event stream. - Mesos - [issue]
...The master event stream outgoing message authorization becomes very expensive for a large number of subscribers (cc Greg Mann).Instead of asynchronously obtaining object approvers for every ...
http://issues.apache.org/jira/browse/MESOS-10057    Author: Benjamin Mahler , 2019-11-30, 17:23
[MESOS-10056] Perform synchronous authorization for scheduler calls. - Mesos - [issue]
...After chatting with Andrei Sekretenko about how best to resolve MESOS-10023, as an alternative to making all scheduler calls get sequenced through an asynchronous authorization step, I broug...
http://issues.apache.org/jira/browse/MESOS-10056    Author: Benjamin Mahler , 2019-11-30, 17:23
[MESOS-10040] Keep an up-to-date v1 GetState object in the master's memory. - Mesos - [issue]
...In MESOS-10026, the operator API read performance was improved by directly serializing out unversioned protobuf held in memory to serialized v1 protobuf. This required a lot of manual writin...
http://issues.apache.org/jira/browse/MESOS-10040    Author: Benjamin Mahler , 2019-11-21, 21:58
[MESOS-9896] Consider using protobuf provided json conversion facilities rather than custom ones. - Mesos - [issue]
...Currently, stout provides custom JSON to protobuf conversion facilities, some of which use protobuf reflection.When upgrading protobuf to 3.7.x in MESOS-9755, we found that the v0 /state res...
http://issues.apache.org/jira/browse/MESOS-9896    Author: Benjamin Mahler , 2019-11-08, 21:40
[MESOS-8448] Future::then does not execute continuation if a discard was requested. - Mesos - [issue]
...Currently, Future::then will cut the "chain" short if it sees that a discard request is present:template <typename T, typename X>void thenf(lambda::CallableOnce<Future<X>(cons...
http://issues.apache.org/jira/browse/MESOS-8448    Author: Benjamin Mahler , 2019-11-04, 18:44
[MESOS-9140] Improve performance of /containers and /monitor/statistics container usage endpoints. - Mesos - [issue]
...After fixing MESOS-8418, there are still low hanging performance improvements that can be done to both the /containers and /monitor/statistics container usage metrics endpoints. There is a l...
http://issues.apache.org/jira/browse/MESOS-9140    Author: Benjamin Mahler , 2019-11-02, 22:16
[MESOS-9948] master::Slave::hasExecutor occupies 37% of a 150 second perf sample. - Mesos - [issue]
...If you drop the attached perf stacks into flamescope, you can see that mesos::internal::master::Slave::hasExecutor occupies 37% of the overall samples!This function does 3 hashmap lookups, 1...
http://issues.apache.org/jira/browse/MESOS-9948    Author: Benjamin Mahler , 2019-11-01, 12:41