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[bug-excel.xlsx](https://github.com/alibaba/easyexcel/files/9295393/bug-excel.xlsx) @juzi214032 @zhuangjiaju 目前按加index指定哪一列处理的

个人觉得可能是该域名下存在多个子域名，指向不同的IP，导致的问题，因为在shell脚本中没看到去遍历请求过来的域名列表

> 这个应当dubbo provider提供吧 大神，按正常的逻辑，dubbo所有的服务都是对内服务的，而网关是接通对内和对外的唯一入口。为了保障内部服务，肯定不能随便让外部系统直接能访问全部的内部服务吧。对json进行参数签名校验以及IP黑白名单，至少可以抵抗非法的外部访问，尽量让内部的provider专心做自己的业务。

> > > 这个应当dubbo provider提供吧 > > > > > > 大神，按正常的逻辑，dubbo所有的服务都是对内服务的，而网关是接通对内和对外的唯一入口。为了保障内部服务，肯定不能随便让外部系统直接能访问全部的内部服务吧。对json进行参数签名校验以及IP黑白名单，至少可以抵抗非法的外部访问，尽量让内部的provider专心做自己的业务。 > > 哦 我误解你的意思了 我以为你说那种针对dubbo-proxy的调用 因为dubbo-proxy也只是一个普通的consumer 你的问题应当是在dubbo-proxy上增加新的feature 控制调用次数 鉴权等等吧 > 这个建议吧dubbo-proxy前面再加一层网关解决 再加一层，有点浪费资源啊，觉得可以支持自定义过滤器，想加啥就加啥。

Hi I have tried it, and it works properly when the data type is explicitly defined in the tagAddress. Here is my screenshot. In theory, other protocols can also be...

I think I have already handled the issue of thread pool leakage, but I'm not sure how to release the related resources. V0.11.0 please help me @chrisdutz @takraj @hutcheb ...

> ### What happened? > The OPC-UA driver seem to leak memory when closing a connection object. This issue sooner or later lead to application crash with OOM error. Workaround...

I previously attempted to address this issue on version 0.10.0, where the main problem resided in OpcuaProtocolLogic. It occurred when calling the close method on the PlcConnection, resulting in resources...

  By testing the latest version and tracking the logs of the OPC UA SERVER, it was found that two connections were created each time, but only one was...

@ShawnKion The OPCUA SERVER limits the number of connection sessions, so make sure you haven't established too many connections. You also need to check the OPCUA SERVER's limitations regarding connections.