[jira] [Created] (FLINK-34984) Disaggregated State Storage and Management (Umbrella FLIP)

2024-04-01 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-34984:


 Summary: Disaggregated State Storage and Management (Umbrella FLIP)
 Key: FLINK-34984
 URL: https://issues.apache.org/jira/browse/FLINK-34984
 Project: Flink
  Issue Type: New Feature
  Components: API / Core, API / DataStream, Runtime / Checkpointing, 
Runtime / State Backends
Reporter: Yuan Mei






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[jira] [Created] (FLINK-32651) Benchmark Support for Changelog Statebackend

2023-07-23 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-32651:


 Summary: Benchmark Support for Changelog Statebackend
 Key: FLINK-32651
 URL: https://issues.apache.org/jira/browse/FLINK-32651
 Project: Flink
  Issue Type: Improvement
Reporter: Yuan Mei






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[jira] [Created] (FLINK-29082) Clean-up Leftovers for changelog pre-uploading files after failover

2022-08-23 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-29082:


 Summary: Clean-up Leftovers for changelog pre-uploading files 
after failover
 Key: FLINK-29082
 URL: https://issues.apache.org/jira/browse/FLINK-29082
 Project: Flink
  Issue Type: Improvement
Reporter: Yuan Mei






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[jira] [Created] (FLINK-27214) Build Failed on state backend benchmark

2022-04-12 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-27214:


 Summary: Build Failed on state backend benchmark
 Key: FLINK-27214
 URL: https://issues.apache.org/jira/browse/FLINK-27214
 Project: Flink
  Issue Type: Bug
Reporter: Yuan Mei


Failed build 72 of flink-statebackend-benchmarks-java11 
([Open|http://codespeed.dak8s.net:8080/job/flink-statebackend-benchmarks-java11/72/]):
 hudson.AbortException: script returned exit code 1
 
Failed build 214 of flink-statebackend-benchmarks-java8 
([Open|http://codespeed.dak8s.net:8080/job/flink-statebackend-benchmarks-java8/214/]):
 hudson.AbortException: script returned exit code 1



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[jira] [Created] (FLINK-26992) PojoSerializer may cause concurrent exception passing directly between threads

2022-04-01 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-26992:


 Summary: PojoSerializer may cause concurrent exception passing 
directly between threads
 Key: FLINK-26992
 URL: https://issues.apache.org/jira/browse/FLINK-26992
 Project: Flink
  Issue Type: Bug
Reporter: Yuan Mei






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[jira] [Created] (FLINK-25512) Materialization Files are not cleaned up if no checkpoint is using it

2022-01-04 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-25512:


 Summary: Materialization Files are not cleaned up if no checkpoint 
is using it
 Key: FLINK-25512
 URL: https://issues.apache.org/jira/browse/FLINK-25512
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-25511) Leftovers after truncation are not be cleaned up if pre-uploading is enabled

2022-01-04 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-25511:


 Summary: Leftovers after truncation are not be cleaned up if 
pre-uploading is enabled
 Key: FLINK-25511
 URL: https://issues.apache.org/jira/browse/FLINK-25511
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-25470) Add/Expose/differentiate metrics of checkpoint size between changelog size vs materialization size

2021-12-28 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-25470:


 Summary: Add/Expose/differentiate metrics of checkpoint size 
between changelog size vs materialization size
 Key: FLINK-25470
 URL: https://issues.apache.org/jira/browse/FLINK-25470
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-24436) FsStateChangelogWriter#lastAppendedSequenceNumber return different seq number with no writes

2021-10-01 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-24436:


 Summary: FsStateChangelogWriter#lastAppendedSequenceNumber return 
different seq number with no writes
 Key: FLINK-24436
 URL: https://issues.apache.org/jira/browse/FLINK-24436
 Project: Flink
  Issue Type: Bug
Reporter: Yuan Mei






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[jira] [Created] (FLINK-24435) FsStateChangelogWriter#lastAppendedSequenceNumber return different seq number with no writes

2021-10-01 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-24435:


 Summary: FsStateChangelogWriter#lastAppendedSequenceNumber return 
different seq number with no writes
 Key: FLINK-24435
 URL: https://issues.apache.org/jira/browse/FLINK-24435
 Project: Flink
  Issue Type: Bug
Reporter: Yuan Mei






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[jira] [Created] (FLINK-23765) PythonTableFunctionOperatorTestBase

2021-08-13 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-23765:


 Summary: PythonTableFunctionOperatorTestBase
 Key: FLINK-23765
 URL: https://issues.apache.org/jira/browse/FLINK-23765
 Project: Flink
  Issue Type: Bug
Reporter: Yuan Mei


 
 
PythonTableFunctionOperatorTest>PythonTableFunctionOperatorTestBase.testFinishBundleTriggeredByTime:147
 » NullPointer 
PythonTableFunctionOperatorTest>PythonTableFunctionOperatorTestBase.testFinishBundleTriggeredOnCheckpoint:93
 » NullPointer 
 
PythonTableFunctionOperatorTest>PythonTableFunctionOperatorTestBase.testLeftJoin:179
 » NullPointer 
 
PythonTableFunctionOperatorTest>PythonTableFunctionOperatorTestBase.testRetractionFieldKept:68
 » NullPointer



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[jira] [Created] (FLINK-23441) Remove CheckpointOptions Argument away from Snapshotable#snapshot

2021-07-20 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-23441:


 Summary: Remove CheckpointOptions Argument away from 
Snapshotable#snapshot
 Key: FLINK-23441
 URL: https://issues.apache.org/jira/browse/FLINK-23441
 Project: Flink
  Issue Type: Bug
  Components: Runtime / State Backends
Reporter: Yuan Mei






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[jira] [Created] (FLINK-23367) testKeyGroupedInternalPriorityQueue does not dispose rocksdb properly, and fails the test

2021-07-12 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-23367:


 Summary: testKeyGroupedInternalPriorityQueue does not dispose 
rocksdb properly, and fails the test
 Key: FLINK-23367
 URL: https://issues.apache.org/jira/browse/FLINK-23367
 Project: Flink
  Issue Type: Bug
  Components: Runtime / State Backends
Reporter: Yuan Mei


The set of `testKeyGroupedInternalPriorityQueue` for 
`ChangelogDelegateEmbeddedRocksDBStateBackendTest` does not dispose rocksdb 
properly. 



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[jira] [Created] (FLINK-22678) Fix Loading Changelog Statebackend with configs set in job-level and cluster-level separately

2021-05-16 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-22678:


 Summary: Fix Loading Changelog Statebackend with configs set in 
job-level and cluster-level separately
 Key: FLINK-22678
 URL: https://issues.apache.org/jira/browse/FLINK-22678
 Project: Flink
  Issue Type: Bug
Reporter: Yuan Mei






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[jira] [Created] (FLINK-22403) Update Chinese version of JDBC sink docs

2021-04-22 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-22403:


 Summary: Update Chinese version of JDBC sink docs
 Key: FLINK-22403
 URL: https://issues.apache.org/jira/browse/FLINK-22403
 Project: Flink
  Issue Type: Task
  Components: Connectors / JDBC, Documentation
Reporter: Yuan Mei






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[jira] [Created] (FLINK-22239) Improve support for JdbcXaSinkFunction

2021-04-12 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-22239:


 Summary: Improve support for JdbcXaSinkFunction
 Key: FLINK-22239
 URL: https://issues.apache.org/jira/browse/FLINK-22239
 Project: Flink
  Issue Type: Task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-22004) Translate Flink Roadmap to Chinese.

2021-03-28 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-22004:


 Summary: Translate Flink Roadmap to Chinese.
 Key: FLINK-22004
 URL: https://issues.apache.org/jira/browse/FLINK-22004
 Project: Flink
  Issue Type: Task
  Components: Documentation
Reporter: Yuan Mei



https://flink.apache.org/roadmap.html



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[jira] [Created] (FLINK-21448) Test Changelog State backend

2021-02-22 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-21448:


 Summary: Test Changelog State backend
 Key: FLINK-21448
 URL: https://issues.apache.org/jira/browse/FLINK-21448
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-21018) Follow up of FLINK-20488 to update checkpoint related documentation

2021-01-18 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-21018:


 Summary: Follow up of FLINK-20488 to update checkpoint related 
documentation
 Key: FLINK-21018
 URL: https://issues.apache.org/jira/browse/FLINK-21018
 Project: Flink
  Issue Type: Task
Reporter: Yuan Mei


Follow up of FLINK-20488 to update checkpoint-related documentation as well.

https://ci.apache.org/projects/flink/flink-docs-stable/ops/monitoring/checkpoint_monitoring.html#checkpoint-details



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[jira] [Created] (FLINK-20252) Manual Test for Approximate Local Recovery

2020-11-19 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-20252:


 Summary: Manual Test for Approximate Local Recovery
 Key: FLINK-20252
 URL: https://issues.apache.org/jira/browse/FLINK-20252
 Project: Flink
  Issue Type: Bug
Reporter: Yuan Mei






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[jira] [Created] (FLINK-20048) Make Approximate Local Recovery Compatible With PipelinedRegionSchedulingStrategy

2020-11-08 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-20048:


 Summary: Make Approximate Local Recovery Compatible With 
PipelinedRegionSchedulingStrategy
 Key: FLINK-20048
 URL: https://issues.apache.org/jira/browse/FLINK-20048
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-19988) Make Approximate Local Recovery Compatible With Unaligned Checkpoint

2020-11-04 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-19988:


 Summary: Make Approximate Local Recovery Compatible With Unaligned 
Checkpoint
 Key: FLINK-19988
 URL: https://issues.apache.org/jira/browse/FLINK-19988
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-19895) Unify life cycle management of ResultPartitionType Pipelined Family

2020-10-30 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-19895:


 Summary: Unify life cycle management of ResultPartitionType 
Pipelined Family
 Key: FLINK-19895
 URL: https://issues.apache.org/jira/browse/FLINK-19895
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-19774) Introduce sub partition view version for approximate Failover

2020-10-22 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-19774:


 Summary: Introduce sub partition view version for approximate 
Failover
 Key: FLINK-19774
 URL: https://issues.apache.org/jira/browse/FLINK-19774
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-19693) Scheduler Change for Approximate Local Recovery

2020-10-18 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-19693:


 Summary: Scheduler Change for Approximate Local Recovery
 Key: FLINK-19693
 URL: https://issues.apache.org/jira/browse/FLINK-19693
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-19632) Introduce a new ResultPartitionType for Approximate Local Recovery

2020-10-13 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-19632:


 Summary: Introduce a new ResultPartitionType for Approximate Local 
Recovery
 Key: FLINK-19632
 URL: https://issues.apache.org/jira/browse/FLINK-19632
 Project: Flink
  Issue Type: Sub-task
Reporter: Yuan Mei






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[jira] [Created] (FLINK-19547) Partial record clean Up after receiver task fails and restart

2020-10-08 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-19547:


 Summary: Partial record clean Up after receiver task fails and 
restart
 Key: FLINK-19547
 URL: https://issues.apache.org/jira/browse/FLINK-19547
 Project: Flink
  Issue Type: Sub-task
  Components: Runtime / Network
Affects Versions: 1.12.0
Reporter: Yuan Mei


In the mode of approximate local recovery, the problem of partial record occurs 
when a record is spanning over multiple buffers. If the first (several) buffers 
have already been sent over the network and then get lost due to the failure of 
the receiver task, the remaining data belonging to the same record in 
transition should be cleaned up.



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[jira] [Created] (FLINK-18113) Single Task Failure Recovery API Abstraction

2020-06-03 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-18113:


 Summary: Single Task Failure Recovery API Abstraction
 Key: FLINK-18113
 URL: https://issues.apache.org/jira/browse/FLINK-18113
 Project: Flink
  Issue Type: New Feature
  Components: API / Core, Runtime / Checkpointing, Runtime / 
Coordination, Runtime / Network
Reporter: Yuan Mei






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[jira] [Created] (FLINK-18112) Single Task Failure Recovery Prototype

2020-06-03 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-18112:


 Summary: Single Task Failure Recovery Prototype
 Key: FLINK-18112
 URL: https://issues.apache.org/jira/browse/FLINK-18112
 Project: Flink
  Issue Type: New Feature
  Components: Runtime / Checkpointing, Runtime / Coordination, Runtime 
/ Network
Affects Versions: 1.12.0
 Environment: Build a prototype of single task failure recovery to 
address and answer the following questions:

Step 1: Scheduling part, restart a single node without restarting the upstream 
or downstream nodes.

Step 2: Checkpointing part, as my understanding of how regional failover works, 
this part might not need modification.

Step 3: Network part

  - how the recovered node able to link to the upstream ResultPartitions, and 
continue getting data

  - how the downstream node able to link to the recovered node, and continue 
getting node

  - how different netty transit mode affects the results

  - what if the failed node buffered data pool is full

Step 4: Failover process verification
Reporter: Yuan Mei
 Fix For: 1.12.0






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[jira] [Created] (FLINK-18079) KafkaShuffle Manual Tests

2020-06-02 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-18079:


 Summary: KafkaShuffle Manual Tests
 Key: FLINK-18079
 URL: https://issues.apache.org/jira/browse/FLINK-18079
 Project: Flink
  Issue Type: Improvement
  Components: API / DataStream, Runtime / Checkpointing
Affects Versions: 1.11.0
Reporter: Yuan Mei
 Fix For: 1.11.0


Manual Tests and Results to demonstrate KafkaShuffle is working as expected.



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[jira] [Created] (FLINK-17916) Separate KafkaShuffle read/write to different environments

2020-05-25 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-17916:


 Summary: Separate KafkaShuffle read/write to different environments
 Key: FLINK-17916
 URL: https://issues.apache.org/jira/browse/FLINK-17916
 Project: Flink
  Issue Type: Improvement
  Components: API / DataStream, Connectors / Kafka
Affects Versions: 1.11.0
Reporter: Yuan Mei
 Fix For: 1.12.0






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[jira] [Created] (FLINK-17873) Add check for max concurrent checkpoints under UC mode

2020-05-21 Thread Yuan Mei (Jira)
Yuan Mei created FLINK-17873:


 Summary: Add check for max concurrent checkpoints under UC mode
 Key: FLINK-17873
 URL: https://issues.apache.org/jira/browse/FLINK-17873
 Project: Flink
  Issue Type: Sub-task
  Components: Runtime / Checkpointing
Reporter: Yuan Mei
 Fix For: 1.11.0


Currently, the UC mode only supports max concurrent checkpoint number = 1.

So we need to check whether the configured max allowed checkpoints are more 
than 1 under the UC mode.



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