debian下jdb启动报错的解决办法

错误是：
ERROR: transport error 202: connect failed: Connection refused

解决办法：
sed -i 's/net.ipv6.bindv6only\ =\ 1/net.ipv6.bindv6only\ =\ 0/' \
/etc/sysctl.d/bindv6only.conf && invoke-rc.d procps restart