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Release Notes - Mesos - Version 0.24.2 - HTML format

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Bug

[MESOS-1187] - precision errors with allocation calculations
[MESOS-3030] - Build failure on OS 10.11 using Xcode 7.
[MESOS-3046] - Stout's UUID re-seeds a new random generator during each call to UUID::random.
[MESOS-3051] - performance issues with port ranges comparison
[MESOS-3052] - Allocator performance issue when using a large number of filters.
[MESOS-3307] - Configurable size of completed task / framework history
[MESOS-3397] - sorter.cpp: Check failed: total.resources.contains(slaveId)
[MESOS-3560] - JSON-based credential files do not work correctly
[MESOS-3602] - hdfs du fails due to prepended / on path
[MESOS-3604] - ExamplesTest.PersistentVolumeFramework does not work in OS X El Capitan
[MESOS-3605] - hdfs.du() fails on os x due to lack of native-hadoop library.
[MESOS-3719] - Core dump on /teardown
[MESOS-3738] - Mesos health check is invoked incorrectly when Mesos slave is within the docker container
[MESOS-3773] - RegistryClientTest.SimpleGetBlob is flaky
[MESOS-3834] - slave upgrade framework checkpoint incompatibility
[MESOS-4031] - slave crashed in cgroupstatistics()
[MESOS-4069] - libevent_ssl_socket assertion fails
[MESOS-4071] - Master crash during framework teardown (Check failed: total.resources.contains(slaveId))
[MESOS-4106] - The health checker may fail to inform the executor to kill an unhealthy task after max_consecutive_failures.
[MESOS-4283] - Accept 3-field version of HDFS du output
[MESOS-4311] - Protobuf parse should pass error messages when parsing nested JSON.
[MESOS-4409] - MasterTest.MaxCompletedFrameworksFlag is flaky
[MESOS-4518] - MasterTest.MaxCompletedTasksPerFrameworkFlag is flaky
[MESOS-4582] - state.json serving duplicate "active" fields
[MESOS-4711] - Race condition in libevent poll implementation causes crash
[MESOS-4754] - The "executors" field is exposed under a backwards incompatible schema.
[MESOS-4869] - /usr/libexec/mesos/mesos-health-check using/leaking a lot of memory
[MESOS-4979] - os::rmdir does not handle special files (e.g., device, socket).
[MESOS-5021] - Memory leak in subprocess when 'environment' argument is provided.

Improvement

[MESOS-920] - Set GLOG_drop_log_memory=false in environment prior to logging initialization.
[MESOS-2353] - Improve performance of the state.json endpoint for large clusters.
[MESOS-4302] - Offer filter timeouts are ignored if the allocator is slow or backlogged.
[MESOS-4566] - Avoid unnecessary temporary `std::string` constructions and copies in `jsonify`.
[MESOS-4687] - Implement reliable floating point for scalar resources

Task

[MESOS-4237] - Introduce `jsonify` to stout.
[MESOS-4238] - Update `Master::Http::state` to use the `jsonify` facility.
[MESOS-4239] - Update relevant libprocess components to support the `jsonify` facility.
[MESOS-4435] - Update `Master::Http::stateSummary` to use `jsonify`.

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Release Notes - Mesos - Version 0.24.2
                
<h2>        Bug
</h2>
<ul>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-1187'>MESOS-1187</a>] -         precision errors with allocation calculations
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3030'>MESOS-3030</a>] -         Build failure on OS 10.11 using Xcode 7.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3046'>MESOS-3046</a>] -         Stout&#39;s UUID re-seeds a new random generator during each call to UUID::random.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3051'>MESOS-3051</a>] -         performance issues with port ranges comparison
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3052'>MESOS-3052</a>] -         Allocator performance issue when using a large number of filters.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3307'>MESOS-3307</a>] -         Configurable size of completed task / framework history
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3397'>MESOS-3397</a>] -         sorter.cpp: Check failed: total.resources.contains(slaveId)
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3560'>MESOS-3560</a>] -         JSON-based credential files do not work correctly
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3602'>MESOS-3602</a>] -         hdfs du fails due to prepended / on path
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3604'>MESOS-3604</a>] -         ExamplesTest.PersistentVolumeFramework does not work in OS X El Capitan
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3605'>MESOS-3605</a>] -         hdfs.du() fails on os x due to lack of native-hadoop library.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3719'>MESOS-3719</a>] -         Core dump on /teardown
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3738'>MESOS-3738</a>] -         Mesos health check is invoked incorrectly when Mesos slave is within the docker container
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3773'>MESOS-3773</a>] -         RegistryClientTest.SimpleGetBlob is flaky
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-3834'>MESOS-3834</a>] -         slave upgrade framework checkpoint incompatibility 
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4031'>MESOS-4031</a>] -         slave crashed in cgroupstatistics()
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4069'>MESOS-4069</a>] -         libevent_ssl_socket assertion fails 
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4071'>MESOS-4071</a>] -         Master crash during framework teardown (Check failed: total.resources.contains(slaveId))
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4106'>MESOS-4106</a>] -         The health checker may fail to inform the executor to kill an unhealthy task after max_consecutive_failures.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4283'>MESOS-4283</a>] -         Accept 3-field version of HDFS du output
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4311'>MESOS-4311</a>] -         Protobuf parse should pass error messages when parsing nested JSON.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4409'>MESOS-4409</a>] -         MasterTest.MaxCompletedFrameworksFlag is flaky
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4518'>MESOS-4518</a>] -         MasterTest.MaxCompletedTasksPerFrameworkFlag is flaky
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4582'>MESOS-4582</a>] -         state.json serving duplicate &quot;active&quot; fields
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4711'>MESOS-4711</a>] -         Race condition in libevent poll implementation causes crash
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4754'>MESOS-4754</a>] -         The &quot;executors&quot; field is exposed under a backwards incompatible schema.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4869'>MESOS-4869</a>] -         /usr/libexec/mesos/mesos-health-check using/leaking a lot of memory
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4979'>MESOS-4979</a>] -         os::rmdir does not handle special files (e.g., device, socket).
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-5021'>MESOS-5021</a>] -         Memory leak in subprocess when &#39;environment&#39; argument is provided.
</li>
</ul>
                
<h2>        Improvement
</h2>
<ul>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-920'>MESOS-920</a>] -         Set GLOG_drop_log_memory=false in environment prior to logging initialization.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-2353'>MESOS-2353</a>] -         Improve performance of the state.json endpoint for large clusters.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4302'>MESOS-4302</a>] -         Offer filter timeouts are ignored if the allocator is slow or backlogged.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4566'>MESOS-4566</a>] -         Avoid unnecessary temporary `std::string` constructions and copies in `jsonify`.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4687'>MESOS-4687</a>] -         Implement reliable floating point for scalar resources
</li>
</ul>
            
<h2>        Task
</h2>
<ul>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4237'>MESOS-4237</a>] -         Introduce `jsonify` to stout.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4238'>MESOS-4238</a>] -         Update `Master::Http::state` to use the `jsonify` facility.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4239'>MESOS-4239</a>] -         Update relevant libprocess components to support the `jsonify` facility.
</li>
<li>[<a href='http://222.178.203.72:19005/whst/63/=hrrtdrzZoZbgdznqf//jira/browse/MESOS-4435'>MESOS-4435</a>] -         Update `Master::Http::stateSummary` to use `jsonify`.
</li>
</ul>