[jira] [Commented] (CAMEL-14466) camel-core - Optimize reduce error handler memory usage

2020-02-01 Thread Claus Ibsen (Jira)


[ 
https://issues.apache.org/jira/browse/CAMEL-14466?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17028028#comment-17028028
 ] 

Claus Ibsen commented on CAMEL-14466:
-

So the vast majority of exchange properties are 1,2,3,4 in size and tests in 
camel-core goes up till 15, and in camel-jms to 9. A default of 8 is good. 

> camel-core - Optimize reduce error handler memory usage
> ---
>
> Key: CAMEL-14466
> URL: https://issues.apache.org/jira/browse/CAMEL-14466
> Project: Camel
>  Issue Type: Improvement
>  Components: camel-core
>Reporter: Claus Ibsen
>Assignee: Claus Ibsen
>Priority: Major
> Fix For: 3.1.0
>
>
> Just experimenting if we can reduce the RedeliveryTask object size, for 
> example to have a simple task for non redeliverable processing, and then the 
> current when you need advanced error handling. This may reduce the object 
> sizes in memory during routing for some use-cases.



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[jira] [Commented] (CAMEL-14466) camel-core - Optimize reduce error handler memory usage

2020-01-31 Thread Claus Ibsen (Jira)


[ 
https://issues.apache.org/jira/browse/CAMEL-14466?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17027864#comment-17027864
 ] 

Claus Ibsen commented on CAMEL-14466:
-

Also look at initializing exchange properties map with smaller default capacity 
as 16 may be too much on regular use.

> camel-core - Optimize reduce error handler memory usage
> ---
>
> Key: CAMEL-14466
> URL: https://issues.apache.org/jira/browse/CAMEL-14466
> Project: Camel
>  Issue Type: Improvement
>  Components: camel-core
>Reporter: Claus Ibsen
>Assignee: Claus Ibsen
>Priority: Major
> Fix For: 3.1.0
>
>
> Just experimenting if we can reduce the RedeliveryTask object size, for 
> example to have a simple task for non redeliverable processing, and then the 
> current when you need advanced error handling. This may reduce the object 
> sizes in memory during routing for some use-cases.



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[jira] [Commented] (CAMEL-14466) camel-core - Optimize reduce error handler memory usage

2020-01-31 Thread Claus Ibsen (Jira)


[ 
https://issues.apache.org/jira/browse/CAMEL-14466?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17027862#comment-17027862
 ] 

Claus Ibsen commented on CAMEL-14466:
-

2nd optimasation reduces object allocations by 10% in the sample app. But that 
would vary how many steps there are in routes. But it helps nevertheless.

> camel-core - Optimize reduce error handler memory usage
> ---
>
> Key: CAMEL-14466
> URL: https://issues.apache.org/jira/browse/CAMEL-14466
> Project: Camel
>  Issue Type: Improvement
>  Components: camel-core
>Reporter: Claus Ibsen
>Assignee: Claus Ibsen
>Priority: Major
> Fix For: 3.1.0
>
>
> Just experimenting if we can reduce the RedeliveryTask object size, for 
> example to have a simple task for non redeliverable processing, and then the 
> current when you need advanced error handling. This may reduce the object 
> sizes in memory during routing for some use-cases.



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[jira] [Commented] (CAMEL-14466) camel-core - Optimize reduce error handler memory usage

2020-01-31 Thread Claus Ibsen (Jira)


[ 
https://issues.apache.org/jira/browse/CAMEL-14466?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17027703#comment-17027703
 ] 

Claus Ibsen commented on CAMEL-14466:
-

First optimisation done, look next week on that 2nd idea

> camel-core - Optimize reduce error handler memory usage
> ---
>
> Key: CAMEL-14466
> URL: https://issues.apache.org/jira/browse/CAMEL-14466
> Project: Camel
>  Issue Type: Improvement
>  Components: camel-core
>Reporter: Claus Ibsen
>Assignee: Claus Ibsen
>Priority: Major
> Fix For: 3.1.0
>
>
> Just experimenting if we can reduce the RedeliveryTask object size, for 
> example to have a simple task for non redeliverable processing, and then the 
> current when you need advanced error handling. This may reduce the object 
> sizes in memory during routing for some use-cases.



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[jira] [Commented] (CAMEL-14466) camel-core - Optimize reduce error handler memory usage

2020-01-31 Thread Claus Ibsen (Jira)


[ 
https://issues.apache.org/jira/browse/CAMEL-14466?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17027475#comment-17027475
 ] 

Claus Ibsen commented on CAMEL-14466:
-

Another idea is to store the redelivery state on the exchange once on uow-start 
and then reset the state before each redelivery error handler. Then its one 
object created per uow/exchange instead of per step in the routing

> camel-core - Optimize reduce error handler memory usage
> ---
>
> Key: CAMEL-14466
> URL: https://issues.apache.org/jira/browse/CAMEL-14466
> Project: Camel
>  Issue Type: Improvement
>  Components: camel-core
>Reporter: Claus Ibsen
>Assignee: Claus Ibsen
>Priority: Major
> Fix For: 3.1.0
>
>
> Just experimenting if we can reduce the RedeliveryTask object size, for 
> example to have a simple task for non redeliverable processing, and then the 
> current when you need advanced error handling. This may reduce the object 
> sizes in memory during routing for some use-cases.



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[jira] [Commented] (CAMEL-14466) camel-core - Optimize reduce error handler memory usage

2020-01-31 Thread Claus Ibsen (Jira)


[ 
https://issues.apache.org/jira/browse/CAMEL-14466?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17027372#comment-17027372
 ] 

Claus Ibsen commented on CAMEL-14466:
-

Its a big state object so it takes up in a basic Camel example 76% of the 
memory and I can get that reduced to 59% of the memory usage.

5 min sampling takes 98 MB (76% space by this) reduced to 55 MB (59% space by 
this)

> camel-core - Optimize reduce error handler memory usage
> ---
>
> Key: CAMEL-14466
> URL: https://issues.apache.org/jira/browse/CAMEL-14466
> Project: Camel
>  Issue Type: Improvement
>  Components: camel-core
>Reporter: Claus Ibsen
>Assignee: Claus Ibsen
>Priority: Major
> Fix For: 3.1.0
>
>
> Just experimenting if we can reduce the RedeliveryTask object size, for 
> example to have a simple task for non redeliverable processing, and then the 
> current when you need advanced error handling. This may reduce the object 
> sizes in memory during routing for some use-cases.



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