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https://issues.apache.org/jira/browse/KYLIN-3562?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16627225#comment-16627225
 ] 

ASF GitHub Bot commented on KYLIN-3562:
---------------------------------------

codecov-io commented on issue #254: KYLIN-3562, remove the logic that updating 
the user when user logged in.
URL: https://github.com/apache/kylin/pull/254#issuecomment-424315193
 
 
   # [Codecov](https://codecov.io/gh/apache/kylin/pull/254?src=pr&el=h1) Report
   > Merging [#254](https://codecov.io/gh/apache/kylin/pull/254?src=pr&el=desc) 
into 
[master](https://codecov.io/gh/apache/kylin/commit/34fd447c2f8b1852c530168e344d24f6efce4a3c?src=pr&el=desc)
 will **decrease** coverage by `<.01%`.
   > The diff coverage is `n/a`.
   
   [![Impacted file tree 
graph](https://codecov.io/gh/apache/kylin/pull/254/graphs/tree.svg?width=650&token=JawVgbgsVo&height=150&src=pr)](https://codecov.io/gh/apache/kylin/pull/254?src=pr&el=tree)
   
   ```diff
   @@             Coverage Diff              @@
   ##             master     #254      +/-   ##
   ============================================
   - Coverage     21.11%   21.11%   -0.01%     
     Complexity     4404     4404              
   ============================================
     Files          1087     1087              
     Lines         69878    69877       -1     
     Branches      10103    10103              
   ============================================
   - Hits          14756    14753       -3     
   - Misses        53723    53724       +1     
   - Partials       1399     1400       +1
   ```
   
   
   | [Impacted 
Files](https://codecov.io/gh/apache/kylin/pull/254?src=pr&el=tree) | Coverage Δ 
| Complexity Δ | |
   |---|---|---|---|
   | 
[...lin/rest/security/KylinAuthenticationProvider.java](https://codecov.io/gh/apache/kylin/pull/254/diff?src=pr&el=tree#diff-c2VydmVyLWJhc2Uvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2t5bGluL3Jlc3Qvc2VjdXJpdHkvS3lsaW5BdXRoZW50aWNhdGlvblByb3ZpZGVyLmphdmE=)
 | `0% <ø> (ø)` | `0 <0> (ø)` | :arrow_down: |
   | 
[...rg/apache/kylin/cube/inmemcubing/MemDiskStore.java](https://codecov.io/gh/apache/kylin/pull/254/diff?src=pr&el=tree#diff-Y29yZS1jdWJlL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9reWxpbi9jdWJlL2lubWVtY3ViaW5nL01lbURpc2tTdG9yZS5qYXZh)
 | `69.3% <0%> (-0.92%)` | `7% <0%> (ø)` | |
   
   ------
   
   [Continue to review full report at 
Codecov](https://codecov.io/gh/apache/kylin/pull/254?src=pr&el=continue).
   > **Legend** - [Click here to learn 
more](https://docs.codecov.io/docs/codecov-delta)
   > `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
   > Powered by 
[Codecov](https://codecov.io/gh/apache/kylin/pull/254?src=pr&el=footer). Last 
update 
[34fd447...e6c73ec](https://codecov.io/gh/apache/kylin/pull/254?src=pr&el=lastupdated).
 Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
   

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> TS conflict when kylin update metadata in HBase
> -----------------------------------------------
>
>                 Key: KYLIN-3562
>                 URL: https://issues.apache.org/jira/browse/KYLIN-3562
>             Project: Kylin
>          Issue Type: Bug
>    Affects Versions: v2.4.0
>            Reporter: Lingang Deng
>            Priority: Major
>         Attachments: image-2018-09-17-16-40-56-212.png, 
> image-2018-09-25-15-03-51-009.png, image-2018-09-25-16-43-50-277.png
>
>
> Error log was as follows,
> {code:java}
> org.apache.kylin.common.persistence.WriteConflictException: Overwriting 
> conflict /user/admin, expect old TS 1536928877043, but it is 1536928907207
>          at 
> org.apache.kylin.storage.hbase.HBaseResourceStore.checkAndPutResourceImpl(HBaseResourceStore.java:325)
>          at 
> org.apache.kylin.common.persistence.ResourceStore.checkAndPutResourceCheckpoint(ResourceStore.java:318)
>          at 
> org.apache.kylin.common.persistence.ResourceStore.putResource(ResourceStore.java:303)
>          at 
> org.apache.kylin.common.persistence.ResourceStore.putResource(ResourceStore.java:282)
>          at 
> org.apache.kylin.metadata.cachesync.CachedCrudAssist.save(CachedCrudAssist.java:192){code}
>  
> what disturbs me the most was that the error was happened several hours,  
> then my all build job and query job failed.



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