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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: "Min Hu (Connor)" <humin29@huawei.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 11:19:52 +0100
Message-ID: <1dfa9ed4-052e-22f1-a84a-c49303edbc00@intel.com> (raw)
In-Reply-To: <cd99afdc-734d-530e-2cae-bfb3e214020b@huawei.com>

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.

>>> ---
>>> 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:::
>>


  reply	other threads:[~2021-03-30 10:20 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 [this message]
2021-03-30 10:43             ` Min Hu (Connor)
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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