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https://issues.apache.org/jira/browse/MRESOLVER-324?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17690390#comment-17690390
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wei cai commented on MRESOLVER-324:
-----------------------------------

[~michael-o] [~cstamas]

Really appreciate to release the BF changes to Maven 3.9.0. This ticket is 
created to collect feedbacks about BF algorithm, hoping we could collect more 
feedback from Maven users all over the world.

> Make the BF algorithm as the default option to speed up maven dependency 
> resolution and downloading
> ---------------------------------------------------------------------------------------------------
>
>                 Key: MRESOLVER-324
>                 URL: https://issues.apache.org/jira/browse/MRESOLVER-324
>             Project: Maven Resolver
>          Issue Type: Wish
>          Components: Resolver
>    Affects Versions: 1.10.0
>            Reporter: wei cai
>            Priority: Major
>
> This is a WISH type Jira :D. So far, Maven 3.9.0 has released a BF algorithm 
> which includes changes from below JIRAs along with the DF option (default).
>  * MRESOLVER-228
>  * MRESOLVER-247
>  * MRESOLVER-7
> The BF algorithm solves:
>  * Cache missing issue when comes to resolve heavy dependencies with 
> different exclusions, it can help speed up dependency resolution especially 
> for large scale enterprise level projects.
>  * Improve download speed by:
>  ** Skip downloading poms for conflict losers.
>  ** Download poms in parallel.
> Below is the introduction in 
> [https://maven.apache.org/docs/3.9.0/release-notes.html:]
> {noformat}
> Choice of resolver collectors: a new BF collector (with parallel POM 
> downloads) has been added along the existing DF one.{noformat}
> The solution is already widely adopted at eBay. You can simply enable it by 
> putting below config item into file: ${maven.projectBasedir}/.mvn/maven.config
> {code:java}
> aether.dependencyCollector.impl=bf {code}
> More introduction about this option: 
> [https://maven.apache.org/resolver/configuration.html]
> Please try and tells us how much it helps by running:
> {code:java}
> 1. mvn clean install -DskipTests -Dmaven.repo.local=bf 
> -Daether.dependencyCollector.impl=bf 
> 2. mvn clean install -DskipTests -Dmaven.repo.local=df{code}
> With more feedback collected, we would be able to propose the changes to 
> Maven team to make BF as the default.
>  



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