ASF GitHub Bot logged work on BEAM-9578:

                Author: ASF GitHub Bot
            Created on: 25/Mar/20 19:04
            Start Date: 25/Mar/20 19:04
    Worklog Time Spent: 10m 
      Work Description: ihji commented on issue #11205: [BEAM-9578] Enumerating 
artifacts is too expensive in Java
URL: https://github.com/apache/beam/pull/11205#issuecomment-604028675
   directory type and unzip_to role added. didn't create a interface for 
resolving artifacts since we only have one (resolving directory) now. maybe 
refactor later for supporting more resolvers.
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Issue Time Tracking

    Worklog Id:     (was: 409734)
    Time Spent: 1h 10m  (was: 1h)

> Enumerating artifacts is too expensive in Java
> ----------------------------------------------
>                 Key: BEAM-9578
>                 URL: https://issues.apache.org/jira/browse/BEAM-9578
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-java-core
>            Reporter: Luke Cwik
>            Assignee: Heejong Lee
>            Priority: Critical
>              Labels: portability
>             Fix For: 2.21.0
>          Time Spent: 1h 10m
>  Remaining Estimate: 0h
> There are a lot of places (e.g. *ParDoTranslation#getParDoPayload*) which 
> effectively call *Environments#createOrGetDefaultEnvironment* which causes 
> [artifacts to be 
> computed|https://github.com/apache/beam/blob/fc6cef9972780ca6b7525d4aadd65a8344221f1b/runners/core-construction-java/src/main/java/org/apache/beam/runners/core/construction/Environments.java#L114].
> This leads to zipping directories for non-jar dependencies.
> Similar problems may exist for Python/Go.

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