From: Yunsheng Lin <linyunsheng@huawei.com>
To: Michal Kubecek <mkubecek@suse.cz>
Cc: <davem@davemloft.net>, <kuba@kernel.org>, <olteanv@gmail.com>,
<ast@kernel.org>, <daniel@iogearbox.net>, <andriin@fb.com>,
<edumazet@google.com>, <weiwan@google.com>,
<cong.wang@bytedance.com>, <ap420073@gmail.com>,
<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linuxarm@openeuler.org>, <mkl@pengutronix.de>,
<linux-can@vger.kernel.org>, <jhs@mojatatu.com>,
<xiyou.wangcong@gmail.com>, <jiri@resnulli.us>,
<andrii@kernel.org>, <kafai@fb.com>, <songliubraving@fb.com>,
<yhs@fb.com>, <john.fastabend@gmail.com>, <kpsingh@kernel.org>,
<bpf@vger.kernel.org>, <pabeni@redhat.com>, <mzhivich@akamai.com>,
<johunt@akamai.com>, <albcamus@gmail.com>,
<kehuan.feng@gmail.com>, <a.fatoum@pengutronix.de>,
<atenart@kernel.org>, <alexander.duyck@gmail.com>,
<hdanton@sina.com>, <jgross@suse.com>, <JKosina@suse.com>
Subject: Re: [PATCH net v4 1/2] net: sched: fix packet stuck problem for lockless qdisc
Date: Fri, 30 Apr 2021 11:15:01 +0800 [thread overview]
Message-ID: <f06355b4-2b00-fc52-4d9d-9c866436e559@huawei.com> (raw)
In-Reply-To: <e90e662d-ace1-1f32-6050-861db0a7e976@huawei.com>
On 2021/4/30 11:11, Yunsheng Lin wrote:
> 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,
I was *not* able
Sorry for the typo.
> 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
>>>>
>>>> .
>>>>
>>>
>>>
>>> .
>>>
>>
>>
>> .
>>
>
>
> .
>
next prev parent reply other threads:[~2021-04-30 3:15 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-16 1:16 [PATCH net v4 0/2] fix packet stuck problem for lockless qdisc Yunsheng Lin
2021-04-16 1:16 ` [PATCH net v4 1/2] net: sched: " Yunsheng Lin
2021-04-19 15:29 ` Michal Kubecek
2021-04-19 23:55 ` Michal Kubecek
2021-04-20 2:23 ` Yunsheng Lin
2021-04-20 20:34 ` Michal Kubecek
2021-04-21 1:52 ` Yunsheng Lin
2021-04-21 5:31 ` Michal Kubecek
2021-04-21 8:21 ` Yunsheng Lin
2021-04-21 8:44 ` Michal Kubecek
2021-04-21 9:25 ` Yunsheng Lin
2021-04-23 9:42 ` Yunsheng Lin
2021-04-30 3:11 ` Yunsheng Lin
2021-04-30 3:15 ` Yunsheng Lin [this message]
2021-04-30 6:28 ` Michal Kubecek
2021-04-16 1:16 ` [PATCH net v4 2/2] net: sched: fix endless tx action reschedule during deactivation Yunsheng Lin
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