[jira] [Commented] (HBASE-5736) ThriftServerRunner.HbaseHandler.mutateRow() does not use ByteBuffer correctly

2012-04-12 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5736?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13252845#comment-13252845
 ] 

Scott Chen commented on HBASE-5736:
---

Thanks for doing the 94 patch

 ThriftServerRunner.HbaseHandler.mutateRow() does not use ByteBuffer correctly
 -

 Key: HBASE-5736
 URL: https://issues.apache.org/jira/browse/HBASE-5736
 Project: HBase
  Issue Type: Bug
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0, 0.96.0

 Attachments: 5736-94.txt, HBASE-5736.D2649.1.patch, 
 HBASE-5736.D2649.2.patch, HBASE-5736.D2649.3.patch


 We have fixed similar bug in
 https://issues.apache.org/jira/browse/HBASE-5507
 It uses ByteBuffer.array() to read the ByteBuffer.
 This will ignore the offset return the whole underlying byte array.
 The bug can be triggered by using framed Transport thrift servers.

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[jira] [Commented] (HBASE-5736) ThriftServerRunner.HbaseHandler.mutateRow() does not use ByteBuffer correctly

2012-04-06 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5736?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13248548#comment-13248548
 ] 

Scott Chen commented on HBASE-5736:
---

Failed test seems related. I will take a look.

 ThriftServerRunner.HbaseHandler.mutateRow() does not use ByteBuffer correctly
 -

 Key: HBASE-5736
 URL: https://issues.apache.org/jira/browse/HBASE-5736
 Project: HBase
  Issue Type: Bug
Reporter: Scott Chen
Assignee: Scott Chen
 Attachments: HBASE-5736.D2649.1.patch, HBASE-5736.D2649.2.patch


 We have fixed similar bug in
 https://issues.apache.org/jira/browse/HBASE-5507
 It uses ByteBuffer.array() to read the ByteBuffer.
 This will ignore the offset return the whole underlying byte array.
 The bug can be triggered by using framed Transport thrift servers.

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[jira] [Commented] (HBASE-5736) ThriftServerRunner.HbaseHandler.mutateRow() does not use ByteBuffer correctly

2012-04-06 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5736?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13248556#comment-13248556
 ] 

Scott Chen commented on HBASE-5736:
---

The test got timeout. It makes sense because I am adding more steps to the test.
Increasing the timeout should fix this.

 ThriftServerRunner.HbaseHandler.mutateRow() does not use ByteBuffer correctly
 -

 Key: HBASE-5736
 URL: https://issues.apache.org/jira/browse/HBASE-5736
 Project: HBase
  Issue Type: Bug
Reporter: Scott Chen
Assignee: Scott Chen
 Attachments: HBASE-5736.D2649.1.patch, HBASE-5736.D2649.2.patch, 
 HBASE-5736.D2649.3.patch


 We have fixed similar bug in
 https://issues.apache.org/jira/browse/HBASE-5507
 It uses ByteBuffer.array() to read the ByteBuffer.
 This will ignore the offset return the whole underlying byte array.
 The bug can be triggered by using framed Transport thrift servers.

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[jira] [Commented] (HBASE-5674) add support in HBase to overwrite hbase timestamp to a version number during major compaction

2012-03-30 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5674?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13242850#comment-13242850
 ] 

Scott Chen commented on HBASE-5674:
---

 Can you not just have your client specify timestamp of 0?

We still need the timestamp when the write was happening for versioning.
But after major compaction we don't need the exact timestamp.
We only need to know it's version is old.

The timestamp takes 8 bytes for every column.
And the last digits of these timestamps are very random so it cannot be 
compressed well.
In our tests, the space it consumed can be quite significant.

I believe in a lot of use cases, these millisecond resolution timestamp may not 
be useful after compaction.
It will be nice to have the ability to remove them to save some spaces.


 add support in HBase to overwrite hbase timestamp to a version number during 
 major compaction
 -

 Key: HBASE-5674
 URL: https://issues.apache.org/jira/browse/HBASE-5674
 Project: HBase
  Issue Type: Improvement
Reporter: He Yongqiang
Assignee: He Yongqiang

 Right now, a millisecond-level timestamp is attached to every record. 
 In our case, we only need a version number (mostly it will be just zero etc). 
 A millisecond timestamp is too heavy to carry. We should add support to 
 overwrite it to zero during major compaction. 
 KVs before major compaction will remain using system timestamp. And this 
 should be configurable, so that we should not mess up if the hbase timestamp 
 is specified by application.

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[jira] [Commented] (HBASE-5674) add support in HBase to overwrite hbase timestamp to a version number during major compaction

2012-03-30 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5674?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13242851#comment-13242851
 ] 

Scott Chen commented on HBASE-5674:
---

{quote}
The timestamp takes 8 bytes for every column.
{quote}

I meant to say 
the timestamp takes 8 bytes for every keyvalue.

 add support in HBase to overwrite hbase timestamp to a version number during 
 major compaction
 -

 Key: HBASE-5674
 URL: https://issues.apache.org/jira/browse/HBASE-5674
 Project: HBase
  Issue Type: Improvement
Reporter: He Yongqiang
Assignee: He Yongqiang

 Right now, a millisecond-level timestamp is attached to every record. 
 In our case, we only need a version number (mostly it will be just zero etc). 
 A millisecond timestamp is too heavy to carry. We should add support to 
 overwrite it to zero during major compaction. 
 KVs before major compaction will remain using system timestamp. And this 
 should be configurable, so that we should not mess up if the hbase timestamp 
 is specified by application.

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[jira] [Commented] (HBASE-5544) Add metrics to HRegion.processRow()

2012-03-28 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5544?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13240797#comment-13240797
 ] 

Scott Chen commented on HBASE-5544:
---

Thanks, Ted

 Add metrics to HRegion.processRow()
 ---

 Key: HBASE-5544
 URL: https://issues.apache.org/jira/browse/HBASE-5544
 Project: HBase
  Issue Type: New Feature
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5544.D2457.1.patch, HBASE-5544.D2457.2.patch, 
 HBASE-5544.D2457.2.patch


 Add metrics of
 1. time for waiting for the lock
 2. processing time (scan time)
 3. time spent while holding the lock
 4. total call time
 5. number of failures / calls

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[jira] [Commented] (HBASE-5613) ThriftServer getTableRegions does not return serverName and port

2012-03-23 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5613?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13236822#comment-13236822
 ] 

Scott Chen commented on HBASE-5613:
---

@Ted: You're right. I haven't rebase this branch. Let me do that and update the 
patch.

 ThriftServer getTableRegions does not return serverName and port
 

 Key: HBASE-5613
 URL: https://issues.apache.org/jira/browse/HBASE-5613
 Project: HBase
  Issue Type: Bug
  Components: thrift
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Fix For: 0.94.0, 0.96.0

 Attachments: HBASE-5613.0.94.txt, HBASE-5613.D2403.1.patch, 
 HBASE-5613.D2403.2.patch, HBASE-5613.D2403.3.patch, HBASE-5613.D2403.4.patch




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[jira] [Commented] (HBASE-5565) Refactoring doMiniBatchPut()

2012-03-22 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5565?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13235739#comment-13235739
 ] 

Scott Chen commented on HBASE-5565:
---

@Lars:
Feel free to assign this back to me if you don't have time for this.
I will be more than happy to review your patch also.

 Refactoring doMiniBatchPut()
 

 Key: HBASE-5565
 URL: https://issues.apache.org/jira/browse/HBASE-5565
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Lars Hofhansl
 Fix For: 0.96.0


 HBASE-5542 introduce a RowProcessor interface that can handle multi-row 
 transaction.
 It will make the code cleaner if we can make doMiniBatchPut() to be covered 
 by RowProcessor.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-22 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13235807#comment-13235807
 ] 

Scott Chen commented on HBASE-5542:
---

@Lars: No problem. Let me do that right away.

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.2.txt, HBASE-5542.3.txt, HBASE-5542.4.txt, 
 HBASE-5542.4.txt, HBASE-5542.4.txt, HBASE-5542.D2217.1.patch, 
 HBASE-5542.D2217.10.patch, HBASE-5542.D2217.11.patch, 
 HBASE-5542.D2217.12.patch, HBASE-5542.D2217.13.patch, 
 HBASE-5542.D2217.14.patch, HBASE-5542.D2217.15.patch, 
 HBASE-5542.D2217.2.patch, HBASE-5542.D2217.3.patch, HBASE-5542.D2217.4.patch, 
 HBASE-5542.D2217.5.patch, HBASE-5542.D2217.6.patch, HBASE-5542.D2217.7.patch, 
 HBASE-5542.D2217.8.patch, HBASE-5542.D2217.9.patch, HBASE-5542.txt


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-22 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13235808#comment-13235808
 ] 

Scott Chen commented on HBASE-5542:
---

Thanks for committing this :)

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.2.txt, HBASE-5542.3.txt, HBASE-5542.4.txt, 
 HBASE-5542.4.txt, HBASE-5542.4.txt, HBASE-5542.D2217.1.patch, 
 HBASE-5542.D2217.10.patch, HBASE-5542.D2217.11.patch, 
 HBASE-5542.D2217.12.patch, HBASE-5542.D2217.13.patch, 
 HBASE-5542.D2217.14.patch, HBASE-5542.D2217.15.patch, 
 HBASE-5542.D2217.2.patch, HBASE-5542.D2217.3.patch, HBASE-5542.D2217.4.patch, 
 HBASE-5542.D2217.5.patch, HBASE-5542.D2217.6.patch, HBASE-5542.D2217.7.patch, 
 HBASE-5542.D2217.8.patch, HBASE-5542.D2217.9.patch, HBASE-5542.txt


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-22 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13235821#comment-13235821
 ] 

Scott Chen commented on HBASE-5542:
---

@Lars: Synced and run TestAtomicOperation and TestRowProcessorEndpoint. It 
works fine. Thanks!

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.2.txt, HBASE-5542.3.txt, HBASE-5542.4.txt, 
 HBASE-5542.4.txt, HBASE-5542.4.txt, HBASE-5542.D2217.1.patch, 
 HBASE-5542.D2217.10.patch, HBASE-5542.D2217.11.patch, 
 HBASE-5542.D2217.12.patch, HBASE-5542.D2217.13.patch, 
 HBASE-5542.D2217.14.patch, HBASE-5542.D2217.15.patch, 
 HBASE-5542.D2217.2.patch, HBASE-5542.D2217.3.patch, HBASE-5542.D2217.4.patch, 
 HBASE-5542.D2217.5.patch, HBASE-5542.D2217.6.patch, HBASE-5542.D2217.7.patch, 
 HBASE-5542.D2217.8.patch, HBASE-5542.D2217.9.patch, HBASE-5542.txt


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5613) ThriftServer getTableRegions does not return serverName and port

2012-03-22 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5613?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13235828#comment-13235828
 ] 

Scott Chen commented on HBASE-5613:
---

TestThriftServerCmdLine should be related. I will fix it.

 ThriftServer getTableRegions does not return serverName and port
 

 Key: HBASE-5613
 URL: https://issues.apache.org/jira/browse/HBASE-5613
 Project: HBase
  Issue Type: Bug
  Components: thrift
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Attachments: HBASE-5613.D2403.1.patch




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[jira] [Commented] (HBASE-5613) ThriftServer getTableRegions does not return serverName and port

2012-03-22 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5613?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13236180#comment-13236180
 ] 

Scott Chen commented on HBASE-5613:
---

Upload the patch for 0.94

 ThriftServer getTableRegions does not return serverName and port
 

 Key: HBASE-5613
 URL: https://issues.apache.org/jira/browse/HBASE-5613
 Project: HBase
  Issue Type: Bug
  Components: thrift
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Fix For: 0.94.0, 0.96.0

 Attachments: HBASE-5613.0.94.txt, HBASE-5613.D2403.1.patch, 
 HBASE-5613.D2403.2.patch, HBASE-5613.D2403.3.patch




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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-21 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13234873#comment-13234873
 ] 

Scott Chen commented on HBASE-5542:
---

Sorry for the trouble. I will fix this right now.

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.2.txt, HBASE-5542.3.txt, 
 HBASE-5542.D2217.1.patch, HBASE-5542.D2217.10.patch, 
 HBASE-5542.D2217.11.patch, HBASE-5542.D2217.12.patch, 
 HBASE-5542.D2217.13.patch, HBASE-5542.D2217.14.patch, 
 HBASE-5542.D2217.15.patch, HBASE-5542.D2217.2.patch, 
 HBASE-5542.D2217.3.patch, HBASE-5542.D2217.4.patch, HBASE-5542.D2217.5.patch, 
 HBASE-5542.D2217.6.patch, HBASE-5542.D2217.7.patch, HBASE-5542.D2217.8.patch, 
 HBASE-5542.D2217.9.patch, HBASE-5542.txt


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-21 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13234891#comment-13234891
 ] 

Scott Chen commented on HBASE-5542:
---

I ran the unit test many times and they passed.
I will keep investigating this. But I don't think it is a big issue now.

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.2.txt, HBASE-5542.3.txt, 
 HBASE-5542.D2217.1.patch, HBASE-5542.D2217.10.patch, 
 HBASE-5542.D2217.11.patch, HBASE-5542.D2217.12.patch, 
 HBASE-5542.D2217.13.patch, HBASE-5542.D2217.14.patch, 
 HBASE-5542.D2217.15.patch, HBASE-5542.D2217.2.patch, 
 HBASE-5542.D2217.3.patch, HBASE-5542.D2217.4.patch, HBASE-5542.D2217.5.patch, 
 HBASE-5542.D2217.6.patch, HBASE-5542.D2217.7.patch, HBASE-5542.D2217.8.patch, 
 HBASE-5542.D2217.9.patch, HBASE-5542.txt


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-21 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13234919#comment-13234919
 ] 

Scott Chen commented on HBASE-5542:
---

@Ted: Thanks. I will keep working on this. Sorry for the trouble.

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.2.txt, HBASE-5542.3.txt, 
 HBASE-5542.D2217.1.patch, HBASE-5542.D2217.10.patch, 
 HBASE-5542.D2217.11.patch, HBASE-5542.D2217.12.patch, 
 HBASE-5542.D2217.13.patch, HBASE-5542.D2217.14.patch, 
 HBASE-5542.D2217.15.patch, HBASE-5542.D2217.2.patch, 
 HBASE-5542.D2217.3.patch, HBASE-5542.D2217.4.patch, HBASE-5542.D2217.5.patch, 
 HBASE-5542.D2217.6.patch, HBASE-5542.D2217.7.patch, HBASE-5542.D2217.8.patch, 
 HBASE-5542.D2217.9.patch, HBASE-5542.txt


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5298) Add thrift metrics to thrift2

2012-03-21 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5298?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13235103#comment-13235103
 ] 

Scott Chen commented on HBASE-5298:
---

0.96 is fine with me.
@apurtell: What do you think?

 Add thrift metrics to thrift2
 -

 Key: HBASE-5298
 URL: https://issues.apache.org/jira/browse/HBASE-5298
 Project: HBase
  Issue Type: Improvement
  Components: metrics, thrift
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: 5298-v3.txt, HBASE-5298.D1629.1.patch, 
 HBASE-5298.D1629.2.patch, HBASE-5298.D1629.3.patch, HBASE-5298.D1629.4.patch


 We have added thrift metrics collection in HBASE-5186.
 It will be good to have them in thrift2 as well.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-13 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13228989#comment-13228989
 ] 

Scott Chen commented on HBASE-5542:
---

@Ted: I manually upload the patch HBASE-5542.txt.
I have verified the patch applies to the svn checkout.

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.D2217.1.patch, HBASE-5542.D2217.10.patch, 
 HBASE-5542.D2217.11.patch, HBASE-5542.D2217.12.patch, 
 HBASE-5542.D2217.13.patch, HBASE-5542.D2217.14.patch, 
 HBASE-5542.D2217.2.patch, HBASE-5542.D2217.3.patch, HBASE-5542.D2217.4.patch, 
 HBASE-5542.D2217.5.patch, HBASE-5542.D2217.6.patch, HBASE-5542.D2217.7.patch, 
 HBASE-5542.D2217.8.patch, HBASE-5542.D2217.9.patch, HBASE-5542.txt


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5515) Add a processRow API that supports atomic multiple reads and writes on a row

2012-03-09 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5515?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13225921#comment-13225921
 ] 

Scott Chen commented on HBASE-5515:
---

@Lars: Yes, 0.96 sounds good to me.

 Add a processRow API that supports atomic multiple reads and writes on a row
 

 Key: HBASE-5515
 URL: https://issues.apache.org/jira/browse/HBASE-5515
 Project: HBase
  Issue Type: New Feature
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5515.D2067.1.patch, HBASE-5515.D2067.10.patch, 
 HBASE-5515.D2067.11.patch, HBASE-5515.D2067.12.patch, 
 HBASE-5515.D2067.13.patch, HBASE-5515.D2067.14.patch, 
 HBASE-5515.D2067.15.patch, HBASE-5515.D2067.16.patch, 
 HBASE-5515.D2067.17.patch, HBASE-5515.D2067.18.patch, 
 HBASE-5515.D2067.19.patch, HBASE-5515.D2067.2.patch, 
 HBASE-5515.D2067.20.patch, HBASE-5515.D2067.21.patch, 
 HBASE-5515.D2067.22.patch, HBASE-5515.D2067.3.patch, 
 HBASE-5515.D2067.4.patch, HBASE-5515.D2067.5.patch, HBASE-5515.D2067.6.patch, 
 HBASE-5515.D2067.7.patch, HBASE-5515.D2067.8.patch, HBASE-5515.D2067.9.patch


 We have modified HRegion.java internally to do some atomic row processing. It 
 will be nice to have a plugable API for this.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-09 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13226386#comment-13226386
 ] 

Scott Chen commented on HBASE-5542:
---

@Ted: Thanks for the help. I will rebase this one right away.

@Lars: I just see your work in HBASE-5541. That's pretty nice.
I will double check with it to make sure I am also doing the right thing in 
this one.
Thanks!




 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.D2217.1.patch, HBASE-5542.D2217.2.patch


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-09 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13226387#comment-13226387
 ] 

Scott Chen commented on HBASE-5542:
---

@Stack: Thanks for the review! We will get this done :)

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.D2217.1.patch, HBASE-5542.D2217.2.patch


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5542) Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()

2012-03-09 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13226474#comment-13226474
 ] 

Scott Chen commented on HBASE-5542:
---

@Lars: It seems to me that the major difference in doMiniBatchPut is that it 
gets the locks with non-block option and process the locked rows. It remembers 
a index of processed row and keeps continuing.

How about making MultiRowProcessor having an atomic option?
{code}
interface MultiRowProcessor {

  boolean isAtomic();

  Collectionbyte[] rowsToLock();

  // need to tell processor which rows to process in the non-atomic mode
  process(Collectionbyte[] rowsLocked); 

}
{code}

In HRegion, we check if the processor is atomic.
If it is not, we get as many lock as possible and process them in a loop.
{code}
HRegion.processRowsWithLocks(MultiRowProcessor processor) {

  while (done) {
if (processor.isAtomic()) {
  // get all locks with blocking option
} else {
  // get as many locks with non-blocking option
}
processor.process(lockedRows);

if (/*we process all the rows*/) {
  done = true;
}
  }

}
{code}

What do you think?

 Unify HRegion.mutateRowsWithLocks() and HRegion.processRow()
 

 Key: HBASE-5542
 URL: https://issues.apache.org/jira/browse/HBASE-5542
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.96.0

 Attachments: HBASE-5542.D2217.1.patch, HBASE-5542.D2217.2.patch, 
 HBASE-5542.D2217.3.patch


 mutateRowsWithLocks() does atomic mutations on multiple rows.
 processRow() does atomic read-modify-writes on a single row.
 It will be useful to generalize both and have a
 processRowsWithLocks() that does atomic read-modify-writes on multiple rows.
 This also helps reduce some redundancy in the codes.

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[jira] [Commented] (HBASE-5506) Add unit test for ThriftServerRunner.HbaseHandler.getRegionInfo()

2012-03-02 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5506?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13221150#comment-13221150
 ] 

Scott Chen commented on HBASE-5506:
---

Ted: 
Yes, that's the bug.

The parameter should be
{code}
tableA,rowA,99\x0
{code}
But we are seeing some string attach to it and this is causing the failure
{code}
\x80\x01\x00\x01\x00\x00\x00\x0DgetRegionInfo\x00\x00\x00\x12\x0B\x00\x01\x00\x00\x00\x1AtableA,rowA,99\x0
{code}

Thanks for the review Ted, Stack and Dhruba!

 Add unit test for ThriftServerRunner.HbaseHandler.getRegionInfo()
 -

 Key: HBASE-5506
 URL: https://issues.apache.org/jira/browse/HBASE-5506
 Project: HBase
  Issue Type: Test
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Fix For: 0.96.0

 Attachments: HBASE-5506.D2031.1.patch, HBASE-5506.D2031.2.patch, 
 HBASE-5506.D2031.3.patch


 We observed that when with framed transport option.
 The thrift call ThriftServerRunner.HbaseHandler.getRegionInfo() receives 
 corrupted parameter (some garbage string attached to the beginning).
 This may be a thrift bug requires further investigation.
 Add a unit test to reproduce the problem.

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[jira] [Commented] (HBASE-5508) Add an option to allow test output to show on the terminal

2012-03-02 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5508?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13221154#comment-13221154
 ] 

Scott Chen commented on HBASE-5508:
---

Lars and Stack: Thanks for the review.
Ted: Thanks for integrating this.

 Add an option to allow test output to show on the terminal
 --

 Key: HBASE-5508
 URL: https://issues.apache.org/jira/browse/HBASE-5508
 Project: HBase
  Issue Type: Improvement
  Components: test
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Fix For: 0.96.0

 Attachments: HBASE-5508.D2037.1.patch


 Sometimes it is useful to directly see the test results on the terminal.
 We can add a property to achieve that.
 mvn test -Dtest.output.tofile=false

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[jira] [Commented] (HBASE-5507) ThriftServerRunner.HbaseHandler.getRegionInfo() gets error for the case of (framed, compact) = (true, false)

2012-03-01 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5507?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13220713#comment-13220713
 ] 

Scott Chen commented on HBASE-5507:
---

I also created a thrift JIRA
https://issues.apache.org/jira/browse/THRIFT-1531

 ThriftServerRunner.HbaseHandler.getRegionInfo() gets error for the case of 
 (framed, compact) = (true, false)
 

 Key: HBASE-5507
 URL: https://issues.apache.org/jira/browse/HBASE-5507
 Project: HBase
  Issue Type: Bug
  Components: thrift
Reporter: Scott Chen
Assignee: Scott Chen

 We observed that when with framed transport option. The thrift call 
 ThriftServerRunner.HbaseHandler.getRegionInfo() receives corrupted parameter 
 (some garbage string attached to the beginning). This may be a thrift bug 
 requires further investigation.

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[jira] [Commented] (HBASE-5441) HRegionThriftServer may not start because of a race-condition

2012-02-29 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5441?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13219647#comment-13219647
 ] 

Scott Chen commented on HBASE-5441:
---

Thanks for the review and commit, Ted.

 HRegionThriftServer may not start because of a race-condition
 -

 Key: HBASE-5441
 URL: https://issues.apache.org/jira/browse/HBASE-5441
 Project: HBase
  Issue Type: Bug
  Components: thrift
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Attachments: 5441-v5.txt, HBASE-5441.D1845.1.patch, 
 HBASE-5441.D1845.2.patch, HBASE-5441.D1857.2.patch, HBASE-5441.D1857.3.patch, 
 HBASE-5441.D1857.4.patch


 This happens because the master is not started when ThriftServerRunner tries 
 to create an HBaseAdmin.
 org.apache.hadoop.ipc.RemoteException: 
 org.apache.hadoop.hbase.ipc.ServerNotRunningYetException: Server is not 
 running yet
 at 
 org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1333)
 at org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:899)
 at 
 org.apache.hadoop.hbase.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:150)
 at $Proxy8.getProtocolVersion(Unknown Source)
 at 
 org.apache.hadoop.hbase.ipc.WritableRpcEngine.getProxy(WritableRpcEngine.java:183)
 at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:303)
 at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:280)
 at org.apache.hadoop.hbase.ipc.HBaseRPC.getProxy(HBaseRPC.java:332)
 at 
 org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getMaster(HConnectionManager.java:649)
 at 
 org.apache.hadoop.hbase.client.HBaseAdmin.init(HBaseAdmin.java:108)
 at 
 org.apache.hadoop.hbase.thrift.ThriftServerRunner$HBaseHandler.init(ThriftServerRunner.java:516)
 at 
 org.apache.hadoop.hbase.regionserver.HRegionThriftServer$HBaseHandlerRegion.init(HRegionThriftServer.java:104)
 at 
 org.apache.hadoop.hbase.regionserver.HRegionThriftServer.init(HRegionThriftServer.java:74)
 at 
 org.apache.hadoop.hbase.regionserver.HRegionServer.initializeThreads(HRegionServer.java:646)
 at 
 org.apache.hadoop.hbase.regionserver.HRegionServer.preRegistrationInitialization(HRegionServer.java:546)
 at 
 org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:658)
 at java.lang.Thread.run(Thread.java:662)
 2012-02-21 16:38:18,223 INFO org.apache.hadoop.hba

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[jira] [Commented] (HBASE-5186) Add metrics to ThriftServer

2012-02-02 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13199558#comment-13199558
 ] 

Scott Chen commented on HBASE-5186:
---

Ted: Thanks for the review on this patch. That helped a lot.

 Add metrics to ThriftServer
 ---

 Key: HBASE-5186
 URL: https://issues.apache.org/jira/browse/HBASE-5186
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: 5186-v10.txt, 5186-v11.txt, 5186-v12.txt, 5186-v9.txt, 
 HBASE-5186.D1461.1.patch, HBASE-5186.D1461.2.patch, HBASE-5186.D1461.3.patch, 
 HBASE-5186.D1461.4.patch, HBASE-5186.D1461.5.patch, HBASE-5186.D1461.6.patch, 
 HBASE-5186.D1461.7.patch, HBASE-5186.D1461.8.patch


 It will be useful to have some metrics (queue length, waiting time, 
 processing time ...) similar to Hadoop RPC server. This allows us to monitor 
 system health also provide a tool to diagnose the problem where thrift calls 
 are slow.

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[jira] [Commented] (HBASE-5186) Add metrics to ThriftServer

2012-01-30 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13196027#comment-13196027
 ] 

Scott Chen commented on HBASE-5186:
---

I have opened HBASE-5298 for thrift2 metrics.

 Add metrics to ThriftServer
 ---

 Key: HBASE-5186
 URL: https://issues.apache.org/jira/browse/HBASE-5186
 Project: HBase
  Issue Type: Improvement
Reporter: Scott Chen
Assignee: Scott Chen
 Attachments: HBASE-5186.D1461.1.patch, HBASE-5186.D1461.2.patch, 
 HBASE-5186.D1461.3.patch, HBASE-5186.D1461.4.patch, HBASE-5186.D1461.5.patch


 It will be useful to have some metrics (queue length, waiting time, 
 processing time ...) similar to Hadoop RPC server. This allows us to monitor 
 system health also provide a tool to diagnose the problem where thrift calls 
 are slow.

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[jira] [Commented] (HBASE-5297) Update metrics numOpenConnections and callQueueLen directly in HBaseServer

2012-01-27 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5297?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13195401#comment-13195401
 ] 

Scott Chen commented on HBASE-5297:
---

Zhihong: Thanks for pointing this out. I will fix the problem.

 Update metrics numOpenConnections and callQueueLen directly in HBaseServer
 --

 Key: HBASE-5297
 URL: https://issues.apache.org/jira/browse/HBASE-5297
 Project: HBase
  Issue Type: Improvement
  Components: metrics
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Attachments: HBASE-5297.D1509.1.patch


 It's better to directly update the metrics outside HBaseRpcMetrics so that 
 HBaseRpcMetrics doesn't have to hold reference to HBaseServer.

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[jira] [Commented] (HBASE-5246) Regenerate codes with thrift 0.8.0

2012-01-21 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13190568#comment-13190568
 ] 

Scott Chen commented on HBASE-5246:
---

All codes are auto-generated.

Here is what I did
{code}
thrift --gen java -o /tmp/generated 
./src/main/resources/org/apache/hadoop/hbase/thrift/hbase.thrift
thrift --gen java -o /tmp/generated 
./src/main/resources/org/apache/hadoop/hbase/thrift2/hbase.thrift
rm ./src/main/java/org/apache/hadoop/hbase/thrift/generated/*
rm ./src/main/java/org/apache/hadoop/hbase/thrift2/generated/*
cp -r /tmp/generated/gen-java/ src/main/java
{code}

 Regenerate codes with thrift 0.8.0
 --

 Key: HBASE-5246
 URL: https://issues.apache.org/jira/browse/HBASE-5246
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Attachments: HBASE-5246.D1371.1.patch


 In HBASE-5201, We have upgrated libthrift.jar to 0.8.0.
 The source codes generated from *.thrift should be upgraded also.

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[jira] [Commented] (HBASE-5201) Utilize TThreadedSelectorServer and remove redundant code in ThriftServer and HRegionThriftServer

2012-01-18 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13188445#comment-13188445
 ] 

Scott Chen commented on HBASE-5201:
---

Added one more config to the release note.

 Utilize TThreadedSelectorServer and remove redundant code in ThriftServer and 
 HRegionThriftServer
 -

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201-v2.txt, HBASE-5201-v3.txt, HBASE-5201-v4.txt, 
 HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5201) Utilize TThreadedSelectorServer and remove redundant code in ThriftServer and HRegionThriftServer

2012-01-17 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13188102#comment-13188102
 ] 

Scott Chen commented on HBASE-5201:
---

Thanks for the help Zhihong.
I will add the documentation soon.

 Utilize TThreadedSelectorServer and remove redundant code in ThriftServer and 
 HRegionThriftServer
 -

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201-v2.txt, HBASE-5201-v3.txt, HBASE-5201-v4.txt, 
 HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5201) Add TThreadedSelectorServer and remove repeat codes in ThriftServer and HRegionThriftServer

2012-01-15 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13186460#comment-13186460
 ] 

Scott Chen commented on HBASE-5201:
---

Thanks, Dhruba!

 Add TThreadedSelectorServer and remove repeat codes in ThriftServer and 
 HRegionThriftServer
 ---

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201-v2.txt, HBASE-5201-v3.txt, HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5201) Add TThreadedSelectorServer and remove repeat codes in ThriftServer and HRegionThriftServer

2012-01-15 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13186551#comment-13186551
 ] 

Scott Chen commented on HBASE-5201:
---

@Ted: Thanks. I will do Submit Patch.

 Add TThreadedSelectorServer and remove repeat codes in ThriftServer and 
 HRegionThriftServer
 ---

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201-v2.txt, HBASE-5201-v3.txt, HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5201) Add TThreadedSelectorServer and remove repeat codes in ThriftServer and HRegionThriftServer

2012-01-14 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13186363#comment-13186363
 ] 

Scott Chen commented on HBASE-5201:
---

TThreadedSelectorServer is available in thrift-0.8.0.
I am not sure about the policy of upgrading thrift in this project.
So I just ported the source codes from thrift trunk.


 Add TThreadedSelectorServer and remove repeat codes in ThriftServer and 
 HRegionThriftServer
 ---

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5201) Add TThreadedSelectorServer and remove repeat codes in ThriftServer and HRegionThriftServer

2012-01-14 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13186371#comment-13186371
 ] 

Scott Chen commented on HBASE-5201:
---

Cool. I will use 0.8.0 instead. That is better.

 Add TThreadedSelectorServer and remove repeat codes in ThriftServer and 
 HRegionThriftServer
 ---

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5201) Add TThreadedSelectorServer and remove repeat codes in ThriftServer and HRegionThriftServer

2012-01-14 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13186377#comment-13186377
 ] 

Scott Chen commented on HBASE-5201:
---

Yeah. I am trying to do that. I am n00b to this.
Got some error saying cannot find .arc_jira_lib.
Do you happend to know how to solve this problem?

{code}
$arc diff
Usage Exception: Failed to load library arclib at location .arc_jira_lib. 
Please check the phutil_libraries setting in your .arcconfig file. Refer to 
page http://phabricator.com/docs/arcanist/article/Setting_Up_.arcconfig.html 
for more info.
{code}

 Add TThreadedSelectorServer and remove repeat codes in ThriftServer and 
 HRegionThriftServer
 ---

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201-v2.txt, HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5201) Add TThreadedSelectorServer and remove repeat codes in ThriftServer and HRegionThriftServer

2012-01-14 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13186384#comment-13186384
 ] 

Scott Chen commented on HBASE-5201:
---

Zhihong: Here is the phabricator link:
https://reviews.facebook.net/D1257

 Add TThreadedSelectorServer and remove repeat codes in ThriftServer and 
 HRegionThriftServer
 ---

 Key: HBASE-5201
 URL: https://issues.apache.org/jira/browse/HBASE-5201
 Project: HBase
  Issue Type: Improvement
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
 Fix For: 0.94.0

 Attachments: HBASE-5201-v2.txt, HBASE-5201.txt


 TThreadedSelectorServer is good for RPC-heavy situation because IO are not 
 limited to one CPU. See
 https://issues.apache.org/jira/browse/Thrift-1167
 I am porting the related classes form thrift trunk (it is not there in 
 thrift-0.7.0).
 There are lots of repeat codes in ThriftServer and HRegionThriftServer.
 These codes are now moved to a Runnable called ThriftServerRunner.

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[jira] [Commented] (HBASE-5182) TBoundedThreadPoolServer threadKeepAliveTimeSec is not configured properly

2012-01-11 Thread Scott Chen (Commented) (JIRA)

[ 
https://issues.apache.org/jira/browse/HBASE-5182?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13184485#comment-13184485
 ] 

Scott Chen commented on HBASE-5182:
---

Wow. That's super fast.
Thanks, Zhihong :)

 TBoundedThreadPoolServer threadKeepAliveTimeSec is not configured properly
 --

 Key: HBASE-5182
 URL: https://issues.apache.org/jira/browse/HBASE-5182
 Project: HBase
  Issue Type: Bug
  Components: regionserver
Reporter: Scott Chen
Assignee: Scott Chen
Priority: Minor
 Fix For: 0.94.0

 Attachments: hbase-5182.txt


 TBoundedThreadPoolServer does not take the configured threadKeepAliveTimeSec. 
 It uses the default value instead.

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