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Posted to issues@beam.apache.org by "Alan Myrvold (Jira)" <ji...@apache.org> on 2019/11/26 21:13:00 UTC
[jira] [Commented] (BEAM-8832) Slow GCS uploads for large Java
staging jars
[ https://issues.apache.org/jira/browse/BEAM-8832?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16982903#comment-16982903 ]
Alan Myrvold commented on BEAM-8832:
------------------------------------
Ran test upload of ./gradlew :runners:google-cloud-dataflow-java:GCSUpload for a 100M file, 10 times for various sizes.
(using current 1M default and max)
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 15 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 16 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 14 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 15 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 15 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 16 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 15 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 15 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 21 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 15 seconds
(using 8M chunk size)
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 7 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
(using 16M chunk size)
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 7 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 5 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
(using 64m chunk size)
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 3 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 3 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 3 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 3 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 3 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
INFO: Staging files complete: 0 files cached, 1 files newly uploaded in 4 seconds
> Slow GCS uploads for large Java staging jars
> --------------------------------------------
>
> Key: BEAM-8832
> URL: https://issues.apache.org/jira/browse/BEAM-8832
> Project: Beam
> Issue Type: Improvement
> Components: runner-dataflow
> Affects Versions: 2.16.0
> Reporter: Alan Myrvold
> Assignee: Alan Myrvold
> Priority: Minor
> Time Spent: 10m
> Remaining Estimate: 0h
>
> The default and max upload chunk size is 1M, in
> [https://github.com/apache/beam/blob/master/runners/google-cloud-dataflow-java/src/main/java/org/apache/beam/runners/dataflow/util/GcsStager.java#L96]
> This should be at least 8M to improve performance.
> 8m is the default python write chunk size
> [https://github.com/apache/beam/blob/master/sdks/python/apache_beam/io/gcp/gcsio.py#L86]
>
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