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# Apache Hadoop Changelog

## Release 3.0.0-alpha3 - 2017-05-26



### IMPORTANT ISSUES:

| JIRA | Summary | Priority | Component | Reporter | Contributor |
|:---- |:---- | :--- |:---- |:---- |:---- |
| [YARN-6709](https://issues.apache.org/jira/browse/YARN-6709) | Root privilege escalation in experimental Docker support |  Blocker | nodemanager, security | Allen Wittenauer | Varun Vasudev |


### IMPROVEMENTS:

| JIRA | Summary | Priority | Component | Reporter | Contributor |
|:---- |:---- | :--- |:---- |:---- |:---- |
| [YARN-5892](https://issues.apache.org/jira/browse/YARN-5892) | Support user-specific minimum user limit percentage in Capacity Scheduler |  Major | capacityscheduler | Eric Payne | Eric Payne |


### BUG FIXES:

| JIRA | Summary | Priority | Component | Reporter | Contributor |
|:---- |:---- | :--- |:---- |:---- |:---- |
| [YARN-6278](https://issues.apache.org/jira/browse/YARN-6278) | Enforce to use correct node and npm version in new YARN-UI build |  Critical | . | Sunil G | Sunil G |
| [YARN-6336](https://issues.apache.org/jira/browse/YARN-6336) | Jenkins report YARN new UI build failure |  Blocker | . | Junping Du | Sunil G |


