xiaokang commented on PR #9566: URL: https://github.com/apache/incubator-doris/pull/9566#issuecomment-1126649753
We see x6.75 speedup in the following comparison test. test env - test data: 10GB text log, 44 million rows - test table: test_table(ts varchar(30), log string) - test SQL: set enable_vectorized_engine=1; select sum(length(log)) from test_table - be.conf: disable_storage_page_cache = true set this config to disable doris page cache to avoid all data cached in memory for test real decompression speed. test result - master branch runtime: 5.2 seconds - lz4_compress_opt branch runtime: 0.77 seconds -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
