[jira] [Assigned] (SPARK-33756) BytesToBytesMap's iterator hasNext method should be idempotent.
[
https://issues.apache.org/jira/browse/SPARK-33756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Sean R. Owen reassigned SPARK-33756:
Assignee: Xianjin YE
> BytesToBytesMap's iterator hasNext method should be idempotent.
> ---
>
> Key: SPARK-33756
> URL: https://issues.apache.org/jira/browse/SPARK-33756
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
>Affects Versions: 3.0.0
>Reporter: Xianjin YE
>Assignee: Xianjin YE
>Priority: Minor
>
> BytesToBytesMap's MapIterator's hasNext method is not idempotent.
> {code:java}
> //
> public boolean hasNext() {
> if (numRecords == 0) {
> if (reader != null) {
> // if called multiple multiple times, it will throw NoSuchElement
> exception
> handleFailedDelete();
> }
> }
> return numRecords > 0;
> }
> {code}
> Multiple calls to this `hasNext` method will call `handleFailedDelete()`
> multiple times, which will throw NoSuchElementException as the spillWrites
> has already been empty.
>
> We observed this issue for in one of our production jobs after upgrading to
> Spark 3.0
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[jira] [Assigned] (SPARK-33756) BytesToBytesMap's iterator hasNext method should be idempotent.
[
https://issues.apache.org/jira/browse/SPARK-33756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Apache Spark reassigned SPARK-33756:
Assignee: Apache Spark
> BytesToBytesMap's iterator hasNext method should be idempotent.
> ---
>
> Key: SPARK-33756
> URL: https://issues.apache.org/jira/browse/SPARK-33756
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
>Affects Versions: 3.0.0
>Reporter: Xianjin YE
>Assignee: Apache Spark
>Priority: Minor
>
> BytesToBytesMap's MapIterator's hasNext method is not idempotent.
> {code:java}
> //
> public boolean hasNext() {
> if (numRecords == 0) {
> if (reader != null) {
> // if called multiple multiple times, it will throw NoSuchElement
> exception
> handleFailedDelete();
> }
> }
> return numRecords > 0;
> }
> {code}
> Multiple calls to this `hasNext` method will call `handleFailedDelete()`
> multiple times, which will throw NoSuchElementException as the spillWrites
> has already been empty.
>
> We observed this issue for in one of our production jobs after upgrading to
> Spark 3.0
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(v8.3.4#803005)
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[jira] [Assigned] (SPARK-33756) BytesToBytesMap's iterator hasNext method should be idempotent.
[
https://issues.apache.org/jira/browse/SPARK-33756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Apache Spark reassigned SPARK-33756:
Assignee: (was: Apache Spark)
> BytesToBytesMap's iterator hasNext method should be idempotent.
> ---
>
> Key: SPARK-33756
> URL: https://issues.apache.org/jira/browse/SPARK-33756
> Project: Spark
> Issue Type: Bug
> Components: Spark Core
>Affects Versions: 3.0.0
>Reporter: Xianjin YE
>Priority: Minor
>
> BytesToBytesMap's MapIterator's hasNext method is not idempotent.
> {code:java}
> //
> public boolean hasNext() {
> if (numRecords == 0) {
> if (reader != null) {
> // if called multiple multiple times, it will throw NoSuchElement
> exception
> handleFailedDelete();
> }
> }
> return numRecords > 0;
> }
> {code}
> Multiple calls to this `hasNext` method will call `handleFailedDelete()`
> multiple times, which will throw NoSuchElementException as the spillWrites
> has already been empty.
>
> We observed this issue for in one of our production jobs after upgrading to
> Spark 3.0
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