[jira] [Updated] (ATLAS-2092) Failures following concurrent updates

2017-08-31 Thread Ashutosh Mestry (JIRA)

 [ 
https://issues.apache.org/jira/browse/ATLAS-2092?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ashutosh Mestry updated ATLAS-2092:
---
Attachment: import-nested-txn.patch

> Failures following concurrent updates
> -
>
> Key: ATLAS-2092
> URL: https://issues.apache.org/jira/browse/ATLAS-2092
> Project: Atlas
>  Issue Type: Bug
>  Components:  atlas-core
>Reporter: Graham Wallis
> Attachments: import-nested-txn.patch, Investigations and findings 
> relating to concurrent updates in Atlas.pdf
>
>
> There is a race condition that causes duplication of schema vertices as a 
> result of concurrent graph updates. This in turn leads to failure of queries 
> that specify a type such as an edge label used in an attribute that 
> references another entity. This problem is known to affect Atlas entity refs 
> – which create graph edges that use edge label schema vertices. It is likely 
> that it also affects other types in Atlas.



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[jira] [Updated] (ATLAS-2092) Failures following concurrent updates

2017-08-29 Thread Graham Wallis (JIRA)

 [ 
https://issues.apache.org/jira/browse/ATLAS-2092?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Graham Wallis updated ATLAS-2092:
-
Description: There is a race condition that causes duplication of schema 
vertices as a result of concurrent graph updates. This in turn leads to failure 
of queries that specify a type such as an edge label used in an attribute that 
references another entity. This problem is known to affect Atlas entity refs – 
which create graph edges that use edge label schema vertices. It is likely that 
it also affects other types in Atlas.

> Failures following concurrent updates
> -
>
> Key: ATLAS-2092
> URL: https://issues.apache.org/jira/browse/ATLAS-2092
> Project: Atlas
>  Issue Type: Bug
>  Components:  atlas-core
>Reporter: Graham Wallis
>
> There is a race condition that causes duplication of schema vertices as a 
> result of concurrent graph updates. This in turn leads to failure of queries 
> that specify a type such as an edge label used in an attribute that 
> references another entity. This problem is known to affect Atlas entity refs 
> – which create graph edges that use edge label schema vertices. It is likely 
> that it also affects other types in Atlas.



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