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Subject: Re: [PATCH net v4 1/2] net: sched: fix packet stuck problem for
 lockless qdisc
From:   Yunsheng Lin <linyunsheng@huawei.com>
To:     Michal Kubecek <mkubecek@suse.cz>
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Date:   Fri, 30 Apr 2021 11:11:55 +0800
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On 2021/4/23 17:42, Yunsheng Lin wrote:
> On 2021/4/21 17:25, Yunsheng Lin wrote:
>> On 2021/4/21 16:44, Michal Kubecek wrote:
>>
>>>
>>> I'll try running some tests also on other architectures, including arm64
>>> and s390x (to catch potential endinanity issues).
> 
> I tried debugging nperf in arm64, with the below patch:
>
> Any idea what went wrong here?
> 
> Also, Would you mind running netperf to see if there is similar issue
> in your system?

Hi, Michal
    I was able to reproduce the fluctuation for one thread TCP_STREAM test,
So I am assuming it may more related to test environment or nperf issue.

   I plan to send v5 with netdev queue stopped handling after the golden
holiday in china. If there is any issue with patchset, please let me know,
thanks.

> 
>>>
>>> Michal
>>>
>>> .
>>>
>>
>>
>> .
>>
> 
> 
> .
>