Cassandra doesn't startup on single core boxes.
-----------------------------------------------

                 Key: CASSANDRA-2182
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-2182
             Project: Cassandra
          Issue Type: Bug
          Components: Core
    Affects Versions: 0.7.1
            Reporter: T Jake Luciani
            Assignee: T Jake Luciani
            Priority: Minor
             Fix For: 0.7.3


I happened to run cassandra in a VM and got the following error, caused by the 
single core:

ERROR 10:47:30,304 Exception encountered during startup.
java.lang.AssertionError: multi-threaded stages must have at least 2 threads
        at 
org.apache.cassandra.concurrent.StageManager.multiThreadedStage(StageManager.java:60)
        at 
org.apache.cassandra.concurrent.StageManager.<clinit>(StageManager.java:53)
        at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:303)
        at 
org.apache.cassandra.db.commitlog.CommitLog.recover(CommitLog.java:159)
        at 
org.apache.cassandra.service.AbstractCassandraDaemon.setup(AbstractCassandraDaemon.java:175)
        at 
org.apache.cassandra.service.AbstractCassandraDaemon.activate(AbstractCassandraDaemon.java:316)
        at 
org.apache.cassandra.thrift.CassandraDaemon.main(CassandraDaemon.java:79)

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