[jira] [Updated] (OAK-5029) Use head GC generation number to trigger cleanup on standby instance

2016-10-27 Thread Timothee Maret (JIRA)

 [ 
https://issues.apache.org/jira/browse/OAK-5029?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Timothee Maret updated OAK-5029:

Attachment: OAK-5029.patch

Attaching a svn compatible patch, otherwise available at 
https://github.com/tmaret/jackrabbit-oak/commit/aa421e549b5b150d56ebd32a6534fe2a432e2fa1

The patch does 
1. Change the mechanism to trigger cleanup on standby instance, use the head 
segment gc generation number
2. Update the {{standby.autoclean}} OSGI description to reflect the change 

> Use head GC generation number to trigger cleanup on standby instance 
> -
>
> Key: OAK-5029
> URL: https://issues.apache.org/jira/browse/OAK-5029
> Project: Jackrabbit Oak
>  Issue Type: Improvement
>  Components: segment-tar
>Affects Versions: Segment Tar 0.0.16
>Reporter: Timothee Maret
>Assignee: Timothee Maret
> Attachments: OAK-5029.patch
>
>
> With {{oak-segment-tar}}, the trigger for running {{cleanup}} on the standby 
> instance could be determined by the GC generation number of the head which is 
> bound to increase every time a cleanup is ran.
> {code}
> fileStore.getHead().getRecordId().getSegment().getGcGeneration();
> {code}
> The current trigger mechanism consists of detecting a 25% size increase over 
> a client cycle (typ. 5 sec).
> This would be dropped in favor of the new detection mechanism.
> The auto-compaction mode would remain configurable.



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[jira] [Updated] (OAK-5029) Use head GC generation number to trigger cleanup on standby instance

2016-10-27 Thread Timothee Maret (JIRA)

 [ 
https://issues.apache.org/jira/browse/OAK-5029?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Timothee Maret updated OAK-5029:

Flags: Patch

> Use head GC generation number to trigger cleanup on standby instance 
> -
>
> Key: OAK-5029
> URL: https://issues.apache.org/jira/browse/OAK-5029
> Project: Jackrabbit Oak
>  Issue Type: Improvement
>  Components: segment-tar
>Affects Versions: Segment Tar 0.0.16
>Reporter: Timothee Maret
>Assignee: Timothee Maret
> Attachments: OAK-5029.patch
>
>
> With {{oak-segment-tar}}, the trigger for running {{cleanup}} on the standby 
> instance could be determined by the GC generation number of the head which is 
> bound to increase every time a cleanup is ran.
> {code}
> fileStore.getHead().getRecordId().getSegment().getGcGeneration();
> {code}
> The current trigger mechanism consists of detecting a 25% size increase over 
> a client cycle (typ. 5 sec).
> This would be dropped in favor of the new detection mechanism.
> The auto-compaction mode would remain configurable.



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[jira] [Updated] (OAK-5029) Use head GC generation number to trigger cleanup on standby instance

2016-10-27 Thread Timothee Maret (JIRA)

 [ 
https://issues.apache.org/jira/browse/OAK-5029?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Timothee Maret updated OAK-5029:

Description: 
With {{oak-segment-tar}}, the trigger for running {{cleanup}} on the standby 
instance could be determined by the GC generation number of the head which is 
bound to increase every time a cleanup is ran.
{code}
fileStore.getHead().getRecordId().getSegment().getGcGeneration();
{code}

The current trigger mechanism consists of detecting a 25% size increase over a 
client cycle (typ. 5 sec).
This would be dropped in favor of the new detection mechanism.
The auto-compaction mode would remain configurable.

  was:
With {{oak-segment-tar}}, the trigger for running {{cleanup}} on the standby 
instance could be determined by the GC generation number of the head which is 
bound to increase every time a cleanup is ran.
{code}
fileStore.getHead().getRecordId().getSegment().getGcGeneration();
{code}



> Use head GC generation number to trigger cleanup on standby instance 
> -
>
> Key: OAK-5029
> URL: https://issues.apache.org/jira/browse/OAK-5029
> Project: Jackrabbit Oak
>  Issue Type: Improvement
>  Components: segment-tar
>Affects Versions: Segment Tar 0.0.16
>Reporter: Timothee Maret
>Assignee: Timothee Maret
>
> With {{oak-segment-tar}}, the trigger for running {{cleanup}} on the standby 
> instance could be determined by the GC generation number of the head which is 
> bound to increase every time a cleanup is ran.
> {code}
> fileStore.getHead().getRecordId().getSegment().getGcGeneration();
> {code}
> The current trigger mechanism consists of detecting a 25% size increase over 
> a client cycle (typ. 5 sec).
> This would be dropped in favor of the new detection mechanism.
> The auto-compaction mode would remain configurable.



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