On 14/01/2025 23:40, Ilya Maximets wrote:
> On 1/14/25 20:37, Kevin Traynor wrote:
>> On 06/01/2025 11:09, Roi Dayan via dev wrote:
>>> From: Eli Britstein <[email protected]>
>>>
>>> New appctl 'dpdk/get-memzone-stats' implemented to get result of
>>> 'rte_memzone_dump()' function.
>>>
>>> Could be used for debugging.
>>>
>>> Signed-off-by: Eli Britstein <[email protected]>
>>> Acked-by: Roi Dayan <[email protected]>
>>> ---
>>>  lib/dpdk.c | 9 +++++++++
>>>  1 file changed, 9 insertions(+)
>>>
>>
>> Hi Roi,
>>
>> Code LGTM. It needs an update to dpdk-unixctl.man and NEWS so users can
>> see it's added.
>>
>> See Eli's previous commit as example:
>> https://github.com/openvswitch/ovs/commit/ad256c31407d347eb185b39cb8fefc9df607e3ed
>>
>> (it also needs a small rebase without mempool-stats patch)
>>
>> thanks,
>> Kevin.
>>
>>> diff --git a/lib/dpdk.c b/lib/dpdk.c
>>> index aaf0b2ed8046..b585327ea971 100644
>>> --- a/lib/dpdk.c
>>> +++ b/lib/dpdk.c
>>> @@ -324,6 +324,12 @@ malloc_dump_mempool_stats_wrapper(FILE *stream)
>>>      rte_mempool_walk(dump_mempool_stats, stream);
>>>  }
>>>  
>>> +static void
>>> +malloc_dump_memzone_stats_wrapper(FILE *stream)
>>> +{
>>> +    rte_memzone_dump(stream);
>>> +}
> 
> This function also seems redundant.  Unless there are some compiler
> warnings, it should be possible to pass rte_memzone_dump directly to
> the dpdk_unixctl_mem_stream without a wrapper.
> 
> Best regards, Ilya Maximets.
> 

Thanks.
I'll send v2 with updated and rebased patch and the oom-score patch.

>>> +
>>>  static bool
>>>  dpdk_init__(const struct smap *ovs_other_config)
>>>  {
>>> @@ -454,6 +460,9 @@ dpdk_init__(const struct smap *ovs_other_config)
>>>      unixctl_command_register("dpdk/get-mempool-stats", "", 0, 0,
>>>                               dpdk_unixctl_mem_stream,
>>>                               malloc_dump_mempool_stats_wrapper);
>>> +    unixctl_command_register("dpdk/get-memzone-stats", "", 0, 0,
>>> +                             dpdk_unixctl_mem_stream,
>>> +                             malloc_dump_memzone_stats_wrapper);
>>>  
>>>      /* We are called from the main thread here */
>>>      RTE_PER_LCORE(_lcore_id) = NON_PMD_CORE_ID;
>>
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>>
> 

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