From: "Min Hu (Connor)" <humin29@huawei.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>,
Ajit Khaparde <ajit.khaparde@broadcom.com>
Cc: dpdk-dev <dev@dpdk.org>, Xiaoyun Li <xiaoyun.li@intel.com>
Subject: Re: [dpdk-dev] [PATCH v8] app/testpmd: support multi-process
Date: Tue, 30 Mar 2021 18:43:42 +0800 [thread overview]
Message-ID: <1b992d1c-2af7-8c38-8916-f62b21bd46fe@huawei.com> (raw)
In-Reply-To: <1dfa9ed4-052e-22f1-a84a-c49303edbc00@intel.com>
在 2021/3/30 18:19, Ferruh Yigit 写道:
> On 3/30/2021 7:41 AM, Min Hu (Connor) wrote:
>>
>>
>> 在 2021/3/30 11:11, Ajit Khaparde 写道:
>>> On Mon, Mar 29, 2021 at 6:48 PM Min Hu (Connor) <humin29@huawei.com>
>>> wrote:
>>>>
>>>> From: Lijun Ou <oulijun@huawei.com>
>>>>
>>>> This patch adds multi-process support for testpmd.
>>>> The test cmd example as follows:
>>>> the primary cmd:
>>>> ./dpdk-testpmd -a xxx --proc-type=auto -l 0-1 -- -i \
>>>> --rxq=4 --txq=4 --num-procs=2 --proc-id=0
>>>>
>>>> the secondary cmd:
>>>> ./dpdk-testpmd -a xxx --proc-type=auto -l 2-3 -- -i \
>>>> --rxq=4 --txq=4 --num-procs=2 --proc-id=1
>>>>
>>>> Signed-off-by: Min Hu (Connor) <humin29@huawei.com>
>>>> Signed-off-by: Lijun Ou <oulijun@huawei.com>
>>> Some minor nits below. Otherwise looks fine to me.
>>> Acked-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
>>>
>> Thanks Ajit.
>>
>> Hi, Ferruh,
>> Should I send v9 to fix the grammar bugs in doc which Ajit point
>> out or fix it in future?
>>
>
> Hi Connor, if they are only outstanding issues, I can fix them while
> merging.
>
Thanks Ferruh.
>>>> ---
>>>> v8:
>>>> * Added warning info about queue numbers and process numbers.
>>>>
>>> :::snip::::
>>>
>>>> +* ``--rxq=N``
>>>> +
>>>> + Set the number of Rx queues per port to N. N is the sum of
>>>> queues used by primary
>>>> + and secondary process. Primary process and secondary process
>>>> should have separate
>>>> + queues, and each should occupy at least one queue. Where N
>>>> should be the multiple
>>>> + of number of processes.
>>> of the number of processes.
>>>
>>>> +
>>>> +* ``--txq=N``
>>>> +
>>>> + Set the number of Tx queues per port to N. N is the sum of
>>>> queues used by primary
>>>> + and secondary process. Primary process and secondary process
>>>> should have separate
>>>> + queues, and each should occupy at least one queue. Where N
>>>> should be the multiple
>>>> + of number of processes.
>>> of the number of processes.
>>>
>>>> +
>>>> +* ``--num-procs=N``
>>>> +
>>>> + The number of processes which will be used.
>>>> +
>>> :::: snip ::::
>>>> +The number of rings should be a multiple of the number of
>>>> processes. If not,
>>>> +redundant queues will exist after queues are allocated to
>>>> processes. After RSS is
>>>> +enabled, packet loss occurs when traffic is sent to all processes
>>>> at the same time.
>>>> +Some traffic enters redundant queues and cannot be forwarded.
>>>> +
>>>> +Most dev ops is supported in primary and secondary process. While
>>>> secondary process
>>> Most dev ops are supported in the primary and secondary process.
>>> While....
>>>
>>>> +is not permitted to allocate or release shared memory, so some ops
>>>> are not supported
>>>> +as follows:
>>>> +``dev_configure``
>>>> +``dev_start``
>>>> +``dev_stop``
>>>> +``rx_queue_setup``
>>>> +``tx_queue_setup``
>>>> +``rx_queue_release``
>>>> +``tx_queue_release``
>>> :::: snip:::
>>>
>
> .
next prev parent reply other threads:[~2021-03-30 10:43 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-08 9:46 [dpdk-dev] [RFC] " Lijun Ou
2021-01-08 10:28 ` Ferruh Yigit
2021-01-09 9:54 ` oulijun
2021-01-10 12:32 ` Wisam Monther
2021-01-12 14:13 ` oulijun
2021-01-12 14:21 ` Wisam Monther
2021-01-14 2:46 ` oulijun
2021-01-20 14:06 ` [dpdk-dev] [RFC V2] " Lijun Ou
2021-03-05 1:04 ` [dpdk-dev] [PATCH] " Lijun Ou
2021-03-05 4:05 ` Ajit Khaparde
2021-03-10 11:11 ` Min Hu (Connor)
2021-03-11 2:47 ` [dpdk-dev] [PATCH v2] " Min Hu (Connor)
2021-03-22 2:27 ` Ajit Khaparde
2021-03-22 6:35 ` Min Hu (Connor)
2021-06-15 12:23 ` [dpdk-dev] [PATCH v14] " Min Hu (Connor)
2021-07-02 12:09 ` [dpdk-dev] [PATCH v15] " Andrew Rybchenko
2021-07-02 12:47 ` Andrew Rybchenko
2021-07-08 12:20 ` Min Hu (Connor)
2021-07-08 12:30 ` Andrew Rybchenko
2021-07-08 12:51 ` Min Hu (Connor)
2021-07-10 3:50 ` [dpdk-dev] [PATCH v16] " Min Hu (Connor)
2021-07-24 11:45 ` Thomas Monjalon
2021-07-26 0:26 ` Min Hu (Connor)
2021-07-26 6:30 ` Thomas Monjalon
2021-07-26 7:28 ` Min Hu (Connor)
2021-08-02 1:51 ` Min Hu (Connor)
2021-08-02 8:03 ` Thomas Monjalon
2021-08-16 18:12 ` Singh, Aman Deep
2021-08-24 12:18 ` Ferruh Yigit
2021-08-24 13:27 ` Min Hu (Connor)
2021-08-25 2:06 ` [dpdk-dev] [PATCH v17] " Min Hu (Connor)
2021-09-07 13:23 ` Ferruh Yigit
2021-09-08 0:48 ` Min Hu (Connor)
2021-03-11 9:07 ` [dpdk-dev] [PATCH v3] " Min Hu (Connor)
2021-03-20 0:58 ` Min Hu (Connor)
2021-03-22 7:07 ` [dpdk-dev] [PATCH v4] " Min Hu (Connor)
2021-03-22 11:19 ` Ferruh Yigit
2021-03-24 8:08 ` Li, Xiaoyun
2021-03-25 13:32 ` Min Hu (Connor)
2021-03-25 23:25 ` Ajit Khaparde
2021-03-26 6:46 ` Min Hu (Connor)
2021-03-25 13:17 ` [dpdk-dev] [PATCH v5] " Min Hu (Connor)
2021-03-26 6:46 ` [dpdk-dev] [PATCH v6] " Min Hu (Connor)
2021-03-26 8:52 ` [dpdk-dev] [PATCH v7] " Min Hu (Connor)
2021-03-29 7:51 ` Li, Xiaoyun
2021-03-30 1:48 ` Min Hu (Connor)
2021-03-30 1:48 ` [dpdk-dev] [PATCH v8] " Min Hu (Connor)
2021-03-30 2:17 ` Li, Xiaoyun
2021-03-30 6:36 ` Min Hu (Connor)
2021-03-30 3:11 ` Ajit Khaparde
2021-03-30 6:41 ` Min Hu (Connor)
2021-03-30 10:19 ` Ferruh Yigit
2021-03-30 10:43 ` Min Hu (Connor) [this message]
2021-04-08 10:32 ` Min Hu (Connor)
2021-04-08 13:27 ` Ferruh Yigit
2021-04-09 0:45 ` Min Hu (Connor)
2021-04-12 16:37 ` Ferruh Yigit
2021-04-15 7:54 ` Ferruh Yigit
2021-04-16 2:20 ` Min Hu (Connor)
2021-04-16 1:52 ` [dpdk-dev] [PATCH v9] " Min Hu (Connor)
2021-04-16 16:30 ` Ferruh Yigit
2021-04-17 6:12 ` Min Hu (Connor)
2021-04-17 6:12 ` [dpdk-dev] [PATCH v10] " Min Hu (Connor)
2021-04-17 22:21 ` Ferruh Yigit
2021-04-19 1:03 ` Min Hu (Connor)
2021-04-19 1:03 ` [dpdk-dev] [PATCH v11] " Min Hu (Connor)
2021-04-19 13:42 ` Ferruh Yigit
2021-04-21 9:08 ` Min Hu (Connor)
2021-04-21 8:36 ` [dpdk-dev] [PATCH v12] " Min Hu (Connor)
2021-04-22 1:18 ` [dpdk-dev] [PATCH v13] " Min Hu (Connor)
2021-06-08 8:42 ` Andrew Rybchenko
2021-06-08 10:22 ` Thomas Monjalon
2021-06-08 10:39 ` Andrew Rybchenko
2021-06-08 12:02 ` Thomas Monjalon
2021-06-08 12:36 ` Ferruh Yigit
2021-06-15 12:04 ` Min Hu (Connor)
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