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https://issues.apache.org/jira/browse/FLINK-13598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17180733#comment-17180733
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Yun Tang commented on FLINK-13598:
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[~wangxiyuan], first of all, we should bump the version of based RocksDB as we 
need the future of [direct buffer via 
JNI|https://github.com/facebook/rocksdb/pull/2283] and [fix to allow strict 
block cache|https://github.com/facebook/rocksdb/issues/6247]. However, there 
might still existed some performance regression via our internal state 
benchmark and we need to confirm that before bumping our version.

BTW, as we plan to simplify FRocksDB to a plugin based on RocksDB as 
dependency, I'm not sure how much work do you still need to support ARM 
platform especially if we upgrade to RocksDB-6.x  

> frocksdb doesn't have arm release 
> ----------------------------------
>
>                 Key: FLINK-13598
>                 URL: https://issues.apache.org/jira/browse/FLINK-13598
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Runtime / State Backends
>    Affects Versions: 1.9.0, 2.0.0
>            Reporter: wangxiyuan
>            Priority: Major
>
> Flink now uses frocksdb which forks from rocksdb  for module 
> *flink-statebackend-rocksdb*. It doesn't contain arm release.
> Now rocksdb supports ARM from 
> [v6.2.2|https://search.maven.org/artifact/org.rocksdb/rocksdbjni/6.2.2/jar]
> Can frocksdb release an ARM package as well?
> Or AFAK, Since there were some bugs for rocksdb in the past, so that Flink 
> didn't use it directly. Have the bug been solved in rocksdb already? Can 
> Flink re-use rocksdb again now?



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