function jc {
jmx_host=$1
jmx_port=${2:-8080}
proxy_host=${3:-$jmx_host}
proxy_port=${4:-8123}

echo "connecting jconsole to $jmx_host:$jmx_port via SOCKS proxy $proxy_host using local port $proxy_port"
ssh -f -ND $proxy_port root@$proxy_host
jconsole -J-DsocksProxyHost=localhost -J-DsocksProxyPort=${proxy_port} service:jmx:rmi:///jndi/rmi://${jmx_host}:${jmx_port}/jmxrmi
kill $(ps ax | grep "[s]sh -f -ND $proxy_port" | awk '{print $1}')
}