code: public final void flushAll(String host)
        throws TimeoutException, InterruptedException, MemcachedException {
      this.flushAll(AddrUtil.getOneAddress(host), this.opTimeout);
    }
docs: /*
  (non-Javadoc)
  
  @see net.rubyeye.xmemcached.MemcachedClient#flushAll(java.lang.String)