Github user maoling commented on the issue:
https://github.com/apache/zookeeper/pull/624
@lvfangmin
read the
[doc](http://zookeeper.apache.org/doc/r3.5.1-alpha/zookeeperReconfig.html) and
the code in the `QuorumPeerConfig.parseDynamicConfig()`,IMO,the` server.id` is
only to be one of the static config and not included into the dynamic config
file.WDYT?---
