[ https://issues.apache.org/jira/browse/CASSANDRA-8634?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
C. Scott Andreas updated CASSANDRA-8634: ---------------------------------------- Component/s: Compression > Multi-thread commit log compression > ----------------------------------- > > Key: CASSANDRA-8634 > URL: https://issues.apache.org/jira/browse/CASSANDRA-8634 > Project: Cassandra > Issue Type: Improvement > Components: Compression > Reporter: Ariel Weisberg > Priority: Major > Labels: performance > > The initial commit log compression implementation can do about 240 > megabytes/second (uncompressed input) on a fast (500 megabytes/sec) SSD. > This is basically what I measured as the throughput of LZ4 against the same > data. > Assuming a 1.5x compression ratio that is 160 megabytes/second of output. > Enough to saturate a spinning disk, but not an SSD. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org