[AMBARI-25170] Dashboard 'Yarn Container' widget always shows n/a in …

[jaysensharma]

[AMBARI-25170] Dashboard 'Yarn Container' widget always shows n/a in Ambari 2.7.3

What changes were proposed in this pull request?

To read the data from the model . (like model. containersAllocated). else it becomes 0.

How was this patch tested?

Manually Tested the fix.

Build was successful: [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] Ambari Main ........................................ SUCCESS [ 5.974 s] [INFO] Apache Ambari Project POM .......................... SUCCESS [ 0.018 s] [INFO] Ambari Web ......................................... SUCCESS [02:11 min] [INFO] Ambari Views ....................................... SUCCESS [ 3.693 s] [INFO] Ambari Admin View .................................. SUCCESS [01:29 min] [INFO] ambari-utility ..................................... SUCCESS [01:14 min] [INFO] ambari-metrics ..................................... SUCCESS [ 0.165 s]

Please review Ambari Contributing Guide before opening a pull request.

[asf-ci]

Refer to this link for build results (access rights to CI server needed): https://builds.apache.org/job/Ambari-Github-PullRequest-Builder/5553/ Test PASSed.

[hapylestat]

@jaysensharma the changes broking UI test