??????????????????????????????????????rocksDB

claylin Wed, 26 Feb 2020 07:27:52 -0800

Hi 
????????????????????????rocksDB??????????????????????????tps??10w??????????????????????????rocksDB????????????sar
 -dp ??????????io??????
Average:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; DEV&nbsp; &nbsp; &nbsp; 
&nbsp;tps&nbsp; rd_sec/s&nbsp; wr_sec/s&nbsp; avgrq-sz&nbsp; avgqu-sz&nbsp; 
&nbsp; &nbsp;await&nbsp; &nbsp; &nbsp;svctm&nbsp; &nbsp; &nbsp;%util
Average:&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; sda&nbsp; &nbsp; 285.36&nbsp; 
&nbsp;2152.91&nbsp; 88322.99&nbsp; &nbsp; 317.06&nbsp; &nbsp; &nbsp;21.48&nbsp; 
&nbsp; &nbsp;75.27&nbsp; &nbsp; &nbsp; 0.58&nbsp; &nbsp; &nbsp;16.60
??????????????????????????????????????????https://ci.apache.org/projects/flink/flink-docs-stable/ops/state/large_state_tuning.html#tuning-rocksdb????????????????????Manager
 
Memory??????rocksDB??flush??compact??????????????????????????????????????????????????????????????state????????????



??????????????????????????????????????????????

??????????????????????????????????????rocksDB

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