Hellow everyone : Up to now, To adjuest rocksdb flush thread the only way is implement ConfigurableRocksDBOptionsFactory #setMaxBackgroundFlushes by user. I found FLINK-22059 to solve this problem. The pr has never been executed, i want to finish this pr. Can anyone assignee this pr to me ? My jira id is :zhongyou.lee.
benefity from this pr Improve rocksdb write performance . Such as: multi slot per TaskManagers , savepoint recovery. how to finish those pr Add state.backend.rocksdb.flush.thread.num in RocksDBConfigurableOptions and flink configure document description Use currentOptions.getEnv().setBackgroundThreads() instend of setMaxBackgroundFlushes method to change thread.(which support in 5.17 and above rocksdb) tell user above rocksdb 5.17 and below version rocksdb setMaxBackgroundFlushes api has problem as below:https://github.com/facebook/rocksdb/issues/4847.