You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@flink.apache.org by sihuazhou <gi...@git.apache.org> on 2018/05/21 08:35:32 UTC

[GitHub] flink issue #5650: [FLINK-8845][state] Introduce RocksDBWriteBatchWrapper to...

Github user sihuazhou commented on the issue:

    https://github.com/apache/flink/pull/5650
  
    A micro-benchmark for this: @StefanRRichter @StephanEwen 
    ```
    -----------------------> With disableWAL is false <-----------------
    Number of values added | time for Put		|  time for WriteBach | performance improvement of WriteBatch over Put
    1000			10146397 ns		3546287 ns			2.86x
    10000			118227077 ns		26040222 ns			4.54x
    100000			1838593196 ns		375053755 ns			4.9x
    1000000			8844612079 ns		2014077396 ns			4.39x
    
    -----------------------> With disableWAL is true <-----------------
    1000			3955204 ns		2429725 ns			1.62x
    10000			25618237 ns		16440113 ns			1.55x
    100000			289153346 ns		183712685 ns			1.57x
    1000000			2886298967 ns		1768688571 ns			1.63x
    ```


---