Logstash don't exit after click ctl+c in ubuntu12.10

[ray-sh]

step 1: start logstash
./bin/logstash agent -f index.conf
Using milestone 2 input plugin 'redis'. This plugin should be stable, but if you see strange behavior, please let us know! For more information on plugin milestones, see http://logstash.net/docs/1.4.2/plugin-milestones {:level=>:warn}

Step2: Try to exit with cto+c, but the cursor can't return to the shell.

^CInterrupt received. Shutting down the pipeline. {:level=>:warn}

cat index.conf
input {
redis
{
host => "10.111.96.175"
data_type =>"list"
port => "6379"
key => "logstash"
type => "redis-input"
}

}

output
{
elasticsearch {
host => "10.111.96.175"
port => "9300"
}
}

[jordansissel]

For Logstash 1.5.0, we've moved all plugins to individual repositories, so I have moved this issue to logstash-plugins/logstash-input-redis#9. Let's continue the discussion there! :)