cxzl25 opened a new pull request, #5951:
URL: https://github.com/apache/hudi/pull/5951
## What is the purpose of the pull request
This is a follow-up to #2070, retrying bind does not seem to take effect,
because `miniDfsCluster` is not initialized, calling the stop method we will
get a null pointer.
```
2022-06-23T18:59:25.1514164Z java.lang.NullPointerException
2022-06-23T18:59:25.1515051Z at
org.apache.hudi.common.testutils.minicluster.HdfsTestService.stop(HdfsTestService.java:106)
2022-06-23T18:59:25.1516107Z at
org.apache.hudi.common.testutils.minicluster.HdfsTestService.start(HdfsTestService.java:96)
2022-06-23T18:59:25.1517359Z at
org.apache.hudi.utilities.testutils.UtilitiesTestBase.initTestServices(UtilitiesTestBase.java:118)
2022-06-23T18:59:25.1518418Z at
org.apache.hudi.utilities.transform.TestSqlFileBasedTransformer.initClass(TestSqlFileBasedTransformer.java:52)
```
## Brief change log
- *Added a loop when creating HDFS Cluster.*
## Verify this pull request
- *Manually verified the change by running a job locally.*
## Committer checklist
- [ ] Has a corresponding JIRA in PR title & commit
- [ ] Commit message is descriptive of the change
- [ ] CI is green
- [ ] Necessary doc changes done or have another open PR
- [ ] For large changes, please consider breaking it into sub-tasks under
an umbrella JIRA.
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