code: public final void flushAll(InetSocketAddress address, long timeout)
        throws MemcachedException, InterruptedException, TimeoutException {
      this.flushSpecialMemcachedServer(address, timeout, false, 0);
    }
docs: /*
  (non-Javadoc)
  
  @see net.rubyeye.xmemcached.MemcachedClient#flushAll(java.net. InetSocketAddress , long)