[ https://issues.apache.org/jira/browse/CASSANDRA-10609?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jeremy Hanna updated CASSANDRA-10609: ------------------------------------- Component/s: Materialized Views > MV performance regression > ------------------------- > > Key: CASSANDRA-10609 > URL: https://issues.apache.org/jira/browse/CASSANDRA-10609 > Project: Cassandra > Issue Type: Bug > Components: Local Write-Read Paths, Materialized Views > Environment: EC2 > Reporter: Alan Boudreault > Assignee: Tyler Hobbs > Priority: Critical > > I've noticed an important MV performance regression that has been introduced > in 3.0.0-rc1. The issue has been introduced by CASSANDRA-9664. > * I'm using mvbench to test with RF=3 > * I confirm it's not a driver issue. > {code} > EC2 RF=3 (i2.2xlarge, also tried on i2.4xlarge) > mvn exec:java -Dexec.args="--num-users 100000 --num-songs 1000000 > --num-artists 10000 -n 500000 --endpoint node1" > 3.0.0-beta2 (alpha2 java driver) > ----------- > total > count = 461601 > mean rate = 1923.21 calls/second > 1-minute rate = 1937.82 calls/second > 5-minute rate = 1424.09 calls/second > 15-minute rate = 1058.28 calls/second > min = 1.90 milliseconds > max = 3707.76 milliseconds > mean = 516.42 milliseconds > stddev = 457.41 milliseconds > median = 390.07 milliseconds > 75% <= 775.95 milliseconds > 95% <= 1417.67 milliseconds > 98% <= 1728.05 milliseconds > 99% <= 1954.55 milliseconds > 99.9% <= 2566.91 milliseconds > 3.0.0-rc1 (alpha3 java driver) > --------- > total > count = 310373 > mean rate = 272.25 calls/second > 1-minute rate = 0.00 calls/second > 5-minute rate = 45.47 calls/second > 15-minute rate = 295.94 calls/second > min = 1.05 milliseconds > max = 10468.98 milliseconds > mean = 492.99 milliseconds > stddev = 510.42 milliseconds > median = 281.02 milliseconds > 75% <= 696.25 milliseconds > 95% <= 1434.45 milliseconds > 98% <= 1820.33 milliseconds > 99% <= 2080.37 milliseconds > 99.9% <= 4362.08 milliseconds > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org