KYLIN-3697 Check port availability when starts kylin instance

[DingqianZhou]

No description provided.

[asfgit]

Can one of the admins verify this patch?

[shaofengshi]

LGTM

[codecov-io]

Codecov Report

Merging #353 into master will increase coverage by <.01%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #353      +/-   ##
============================================
+ Coverage      23.6%   23.61%   +<.01%     
- Complexity     4824     4825       +1     
============================================
  Files          1133     1133              
  Lines         68102    68102              
  Branches       9659     9659              
============================================
+ Hits          16077    16080       +3     
+ Misses        50458    50457       -1     
+ Partials       1567     1565       -2

Impacted Files	Coverage Δ	Complexity Δ
...ain/java/org/apache/kylin/cube/model/CubeDesc.java	64.28% <0%> (ø)	179% <0%> (ø)	⬇️
...rg/apache/kylin/cube/inmemcubing/MemDiskStore.java	70.21% <0%> (+0.6%)	7% <0%> (ø)	⬇️
...a/org/apache/kylin/dict/Number2BytesConverter.java	82.53% <0%> (+0.79%)	18% <0%> (+1%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 4e03407...28d1427. Read the comment docs.