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https://issues.apache.org/jira/browse/BEAM-5708?focusedWorklogId=153765&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-153765
]
ASF GitHub Bot logged work on BEAM-5708:
----------------------------------------
Author: ASF GitHub Bot
Created on: 12/Oct/18 05:14
Start Date: 12/Oct/18 05:14
Worklog Time Spent: 10m
Work Description: tweise commented on a change in pull request #6638:
[BEAM-5708] Cache environment in portable flink runner
URL: https://github.com/apache/beam/pull/6638#discussion_r224672532
##########
File path:
runners/flink/src/main/java/org/apache/beam/runners/flink/translation/functions/ReferenceCountingFlinkExecutableStageContextFactory.java
##########
@@ -104,9 +108,21 @@ private void scheduleRelease(JobInfo jobInfo) {
WrappedContext wrapper = getCache().get(jobInfo.jobId());
Preconditions.checkState(
wrapper != null, "Releasing context for unknown job: " +
jobInfo.jobId());
- // Do not release this asynchronously, as the releasing could fail due to
the classloader not being
- // available anymore after the tasks have been removed from the execution
engine.
- release(wrapper);
+
+ PipelineOptions pipelineOptions =
+ PipelineOptionsTranslation.fromProto(jobInfo.pipelineOptions());
+ int environmentCacheTTLMillis =
+
pipelineOptions.as(PortablePipelineOptions.class).getEnvironmentCacheMillis();
+ if (environmentCacheTTLMillis > 0) {
+ // Schedule task to clean the container later.
+ // Ensure that this class is loaded in the parent Flink classloader.
+ getExecutor()
+ .schedule(() -> release(wrapper), environmentCacheTTLMillis,
TimeUnit.MILLISECONDS);
Review comment:
It isn't possible to defer this when the class is loaded by the user class
loader. So we would probably need to compare the class loader that loaded the
flink runtime with that of the beam class?
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Issue Time Tracking
-------------------
Worklog Id: (was: 153765)
Time Spent: 1h (was: 50m)
> Support caching of SDKHarness environments in flink
> ---------------------------------------------------
>
> Key: BEAM-5708
> URL: https://issues.apache.org/jira/browse/BEAM-5708
> Project: Beam
> Issue Type: Improvement
> Components: runner-flink
> Reporter: Ankur Goenka
> Assignee: Ankur Goenka
> Priority: Major
> Time Spent: 1h
> Remaining Estimate: 0h
>
> Cache and reuse environment to improve performance.
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