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Nic Eggert commented on SPARK-15822:
Yes, I'm caching right before the action that causes the crash.
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Herman van Hovell commented on SPARK-15822:
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Could you share your plan? Are you using caching?
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Nic Eggert commented on SPARK-15822:
I'm seeing the segmentation violation at
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Herman van Hovell commented on SPARK-15822:
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What are you seeing? The InMemory cache issue or
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Nic Eggert commented on SPARK-15822:
I think I'm seeing this bug in 1.6.2 when using the G1 garbage
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Ruben Hernando commented on SPARK-15822:
Created
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Ruben Hernando commented on SPARK-15822:
Thank you!
I'll do it
> segmentation violation in
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Herman van Hovell commented on SPARK-15822:
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Could you open a new ticket for this one? It is
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Herman van Hovell commented on SPARK-15822:
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Thanks! Do you also have this problem when you
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Ruben Hernando commented on SPARK-15822:
{quote}
== Parsed Logical Plan ==
'Project [*]
+-
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Herman van Hovell commented on SPARK-15822:
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Could you share the query plan?
> segmentation
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Ruben Hernando commented on SPARK-15822:
I'm doing joins between SQL views. Data source is JDBC
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Ruben Hernando commented on SPARK-15822:
I'm doing joins between SQL views. Data source is JDBC
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Herman van Hovell commented on SPARK-15822:
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[~rhernando] It should not be related to this one.
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Herman van Hovell commented on SPARK-15822:
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[~rhernando] It should not be related to this one.
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Ruben Hernando commented on SPARK-15822:
Encountered a similar error (using 2.0.0):
{quote}#
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Apache Spark commented on SPARK-15822:
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User 'hvanhovell' has created a pull request for this issue:
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Apache Spark commented on SPARK-15822:
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User 'robbinspg' has created a pull request for this issue:
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Pete Robbins commented on SPARK-15822:
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Tracking where the memory is being allocated it is
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Pete Robbins commented on SPARK-15822:
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OK so I think I know what is happening!
In the following
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Pete Robbins commented on SPARK-15822:
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Tracing through off heap memory allocation this looks like
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Pete Robbins commented on SPARK-15822:
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I can also recreate this issue on Oracle JDK 1.8:
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Pete Robbins commented on SPARK-15822:
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and the plan:
{noformat}
== Parsed Logical Plan ==
'Project
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Pete Robbins commented on SPARK-15822:
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Chatting with [~hvanhovell] here is the current state. I can
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Pete Robbins commented on SPARK-15822:
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The generated code is:
{code}
Top Arrival Carrier
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Pete Robbins commented on SPARK-15822:
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modified app to remove .cache()'s and still get a segv on
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Herman van Hovell commented on SPARK-15822:
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[~robbinspg] Could you try this without caching?
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Pete Robbins commented on SPARK-15822:
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So this does seem to cause the NPE or SEGV intermittently,
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Herman van Hovell commented on SPARK-15822:
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[~robbinspg] You can dump the plan to the console
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Pete Robbins commented on SPARK-15822:
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has failed on latest Branch 2.0 and master. Currently using
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Pete Robbins commented on SPARK-15822:
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The stack trace is taken earlier when I detect that the
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Herman van Hovell commented on SPARK-15822:
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[~robbinspg] I have tried to reproduce the problem
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Adam Roberts commented on SPARK-15822:
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I added a link above to the dataset, it's 658mb when
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Davies Liu commented on SPARK-15822:
The latest stacktrace is different than previous one, it seems
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Pete Robbins commented on SPARK-15822:
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I am forcing a system dump when I detect a corrupt
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Herman van Hovell commented on SPARK-15822:
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Using spark session:
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Pete Robbins commented on SPARK-15822:
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How do I disable whole-stage codegen?
> segmentation
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Davies Liu commented on SPARK-15822:
SortMergeJoin assume that the keys do not have null in them (we
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Davies Liu commented on SPARK-15822:
Could you try to disable whole-stage codegen to see whether this
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Pete Robbins commented on SPARK-15822:
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generated SMJ code from the stack:
{code}
public Object
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Adam Roberts commented on SPARK-15822:
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Herman, here's the application, note my HashedRelation
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Herman van Hovell commented on SPARK-15822:
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[~aroberts][~robbinspg] Can you share a
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Adam Roberts commented on SPARK-15822:
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The comment for baseOffset which has the corrupt value
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Adam Roberts commented on SPARK-15822:
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Note that this segv happens regardless of
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Pete Robbins commented on SPARK-15822:
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I'm still looking into this tracing back through the code
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Apache Spark commented on SPARK-15822:
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User 'hvanhovell' has created a pull request for this issue:
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Pete Robbins commented on SPARK-15822:
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I'm investigating this and will attach the app and config
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