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https://issues.apache.org/jira/browse/TEZ-4397?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17643066#comment-17643066
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László Bodor edited comment on TEZ-4397 at 12/4/22 7:30 PM:
------------------------------------------------------------
easy to reproduce, checkout branch-0.10.2 from tez, add this patch back, build,
and then build hive master and run a qtest, e.g. load_dyn_part1.q
{code}
#tez
git checkout branch-0.10.2
git revert eeac19c29 #revert of revert
mvn clean install -DskipTests
#hive
mvn clean install -DskipTests -Pitests
mvn test -Dtest.output.overwrite=true -Pitests -Denforcer.skip=true -pl
itests/qtest -Dtest=TestMiniLlapLocalCliDriver -Dqfile=load_dyn_part1.q
{code}
was (Author: abstractdog):
easy to reproduce, checkout branch-0.10.2 from tez, add this patch back, build,
and then build hive master and run a qtest, e.g. load_dyn_part1.q
{code}
#tez
git checkout branch-0.10.2
git revert eeac19c29 #revert of revert
mvn clean install -DskipTests
#hive
mvn clean install -DskipTests -Pitests
mvn test -Dtest.output.overwrite=true -Pitests-Denforcer.skip=true -pl
itests/qtest -Dtest=TestMiniLlapLocalCliDriver -Dqfile=load_dyn_part1.q
{code}
> Open Tez Input splits asynchronously
> ------------------------------------
>
> Key: TEZ-4397
> URL: https://issues.apache.org/jira/browse/TEZ-4397
> Project: Apache Tez
> Issue Type: Task
> Reporter: Ramesh Kumar Thangarajan
> Assignee: Ramesh Kumar Thangarajan
> Priority: Major
> Time Spent: 2h 40m
> Remaining Estimate: 0h
>
> Tez input splits can be opened asynchronously. This will reduce the amount of
> time spent for s3 to prepare the connection and opening the object.
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