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Posted to common-issues@hadoop.apache.org by GitBox <gi...@apache.org> on 2021/02/08 12:30:49 UTC
[GitHub] [hadoop] steveloughran commented on pull request #2587: HADOOP-13327 Output Stream Specification.
steveloughran commented on pull request #2587:
URL: https://github.com/apache/hadoop/pull/2587#issuecomment-775113631
FWIW, here are the IOStats logged on the runs
ABFS (which supports hsync)
```
.dfs.core.windows.net/stevel-testing/test/testSyncable?action=flush&retainUncommittedData=false&position=2&close=true&timeout=90
2021-02-08 12:27:48,642 INFO [JUnit-testSyncable]: contract.AbstractContractCreateTest (AbstractContractCreateTest.java:validateSyncableSemantics(586)) - IOStatistics counters=((queue_shrunk_ops=1) (time_spent_task_wait.failures=0) (write_current_buffer_ops=2) (bytes_upload_failed=0) (bytes_upload=2) (time_spent_on_put_request.failures=0) (time_spent_on_put_request=2) (time_spent_task_wait=0) (bytes_upload_successfully=2));
gauges=();
minimums=((time_spent_task_wait.failures.min=-1) (time_spent_on_put_request.min=28) (time_spent_task_wait.min=-1) (time_spent_on_put_request.failures.min=-1));
maximums=((time_spent_on_put_request.failures.max=-1) (time_spent_task_wait.max=-1) (time_spent_on_put_request.max=36) (time_spent_task_wait.failures.max=-1));
means=((time_spent_task_wait.mean=(samples=0, sum=0, mean=0.0000)) (time_spent_on_put_request.failures.mean=(samples=0, sum=0, mean=0.0000)) (time_spent_task_wait.failures.mean=(samples=0, sum=0, mean=0.0000)) (time_spent_on_put_request.mean=(samples=2, sum=64, mean=32.0000)));
```
s3a
```
2021-02-08 12:29:05,294 [JUnit-testSyncable] WARN contract.AbstractContractCreateTest (AbstractContractCreateTest.java:validateSyncableSemantics(575)) - Output file was not created; this is an object store with different visibility semantics
2021-02-08 12:29:05,500 [JUnit-testSyncable] INFO contract.AbstractContractCreateTest (AbstractContractCreateTest.java:validateSyncableSemantics(586)) - IOStatistics counters=((stream_write_bytes=2) (stream_write_queue_duration=0) (action_executor_acquired=1) (stream_write_block_uploads=1) (stream_write_exceptions=0) (stream_write_exceptions_completing_upload=0) (stream_write_total_time=0) (stream_write_total_data=2) (action_executor_acquired.failures=0));
gauges=((stream_write_block_uploads_data_pending=0) (stream_write_block_uploads_pending=1));
minimums=((action_executor_acquired.failures.min=-1) (action_executor_acquired.min=0));
maximums=((action_executor_acquired.max=0) (action_executor_acquired.failures.max=-1));
means=((action_executor_acquired.failures.mean=(samples=0, sum=0, mean=0.0000)) (action_executor_acquired.mean=(samples=1, sum=0, mean=0.0000)));
```
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