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Posted to commits@cassandra.apache.org by "Jonathan Ellis (JIRA)" <ji...@apache.org> on 2010/10/21 00:08:24 UTC
[jira] Assigned: (CASSANDRA-1453) stress.java
[ https://issues.apache.org/jira/browse/CASSANDRA-1453?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Ellis reassigned CASSANDRA-1453:
-----------------------------------------
Assignee: Pavel Yaskevich (was: Nate McCall)
Let's start with basic reads/writes and add in the fancier options (supercolumns, range slices) later.
> stress.java
> -----------
>
> Key: CASSANDRA-1453
> URL: https://issues.apache.org/jira/browse/CASSANDRA-1453
> Project: Cassandra
> Issue Type: New Feature
> Components: Tools
> Reporter: Jonathan Ellis
> Assignee: Pavel Yaskevich
> Priority: Minor
> Fix For: 0.7.1
>
>
> stress.py seems to scale poorly past a fairly small number of threads/processes. (against a 3-node, RF=1 cluster, I got 3x as much throughput with 4 machines running stress.py -t 32, as running 1 with -t 128. these were 8-core client machines, and -t 128 reported only 50% cpu used.)
> since we ship with the thrift java api pre-built, this would also mean not making people build thrift before using the stress test, which is at best a pain for newcomers and on Windows a major hurdle.
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