[ https://issues.apache.org/jira/browse/SPARK-34309?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17279548#comment-17279548 ]
Yang Jie edited comment on SPARK-34309 at 2/5/21, 10:20 AM: ------------------------------------------------------------ [~dongjoon] I use the code in [GetPutBenchmark|https://github.com/ben-manes/caffeine/blob/master/caffeine/src/jmh/java/com/github/benmanes/caffeine/cache/GetPutBenchmark.java] to compare the performance of caffeine, guava cache, LinkedHashMap and ConcurrentLinkedHashMap, the result as follows: ** read write thrpt test (6 threads read and 2 threads write):* ||cacheType||Score(Units)|| |LinkedHashMap_Lru|11248568.197 ± 12737170.642 ops/s| |Caffeine|44638046.442 ± 23455184.501 ops/s| |ConcurrentLinkedHashMap|30133621.108 ± 21890181.254 ops/s| |Guava|14867777.653 ± 5716763.921 ops/s| * *read only thrpt test(8 threads read):* ||cacheType||Score(Units)|| |LinkedHashMap_Lru|10976457.064 ± 26703667.288 ops/s| |Caffeine|62507109.307 ± 72055321.581 ops/s| |ConcurrentLinkedHashMap|29978890.384 ± 22266401.711 ops/s| |Guava|15102099.448 ± 6613818.000 ops/s| * *write only thrpt test(8 threads write):* ||cacheType||Score(Units)|| |LinkedHashMap_Lru|9776881.873 ± 25659900.079 ops/s| |Caffeine|27899813.470 ± 11399461.937 ops/s| |ConcurrentLinkedHashMap|15839475.472 ± 18312421.561 ops/s| |Guava|7675161.183 ± 6730863.169 ops/s| *{color:red}It seems that the performance of caffeine is better than that of guava cache{color}* was (Author: luciferyang): [~dongjoon] I use the code in [GetPutBenchmark|https://github.com/ben-manes/caffeine/blob/master/caffeine/src/jmh/java/com/github/benmanes/caffeine/cache/GetPutBenchmark.java] to compare the performance of caffeine, guava cache, LinkedHashMap and ConcurrentLinkedHashMap, the result as follows: ** read write thrpt test (6 threads read and 2 threads write):* ||cacheType||Score(Units)|| |LinkedHashMap_Lru|11248568.197 ± 12737170.642 ops/s| |Caffeine|44638046.442 ± 23455184.501 ops/s| |ConcurrentLinkedHashMap|30133621.108 ± 21890181.254 ops/s| |Guava|14867777.653 ± 5716763.921 ops/s| * *read only thrpt test(8 threads read):* ||cacheType||Score(Units)|| |LinkedHashMap_Lru|10976457.064 ± 26703667.288 ops/s| |Caffeine|62507109.307 ± 72055321.581 ops/s| |ConcurrentLinkedHashMap|29978890.384 ± 22266401.711 ops/s| |Guava|15102099.448 ± 6613818.000 ops/s| * *write only thrpt test(8 threads write):* ||cacheType||Score(Units)|| |LinkedHashMap_Lru|9776881.873 ± 25659900.079 ops/s| |Caffeine|27899813.470 ± 11399461.937 ops/s| |ConcurrentLinkedHashMap|15839475.472 ± 18312421.561 ops/s| |Guava|7675161.183 ± 6730863.169 ops/s| It seems that the performance of caffeine is better than that of guava cache > Use Caffeine instead of Guava Cache > ----------------------------------- > > Key: SPARK-34309 > URL: https://issues.apache.org/jira/browse/SPARK-34309 > Project: Spark > Issue Type: Improvement > Components: Spark Core, SQL > Affects Versions: 3.2.0 > Reporter: Yang Jie > Priority: Minor > Attachments: image-2021-02-05-18-08-48-852.png, screenshot-1.png > > > Caffeine is a high performance, near optimal caching library based on Java 8, > it is used in a similar way to guava cache, but with better performance. The > comparison results are as follow are on the [caffeine benchmarks > |https://github.com/ben-manes/caffeine/wiki/Benchmarks] > At the same time, caffeine has been used in some open source projects like > Cassandra, Hbase, Neo4j, Druid, Spring and so on. > -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org