Re: [dpdk-users] mbuf free cnt not decreasing

[Andriy Berestovskyy <aber@semihalf.com>]

Javier,
That was just our guess, you might have the leak somewhere else...

Andriy

On Mon, Apr 18, 2016 at 6:01 PM, Javier Coleto Fernández
<javicoleto44@gmail.com> wrote:
> This is exactly what I'm doing at the moment, but the free count (both the
> rte_mempool_free_count() and rte_ring_free_count()) keeps increasing
> nonetheless.
>
> Regards,
> Javier
>
> 2016-04-18 17:57 GMT+02:00 Andriy Berestovskyy <aber@semihalf.com>:
>>
>> On Mon, Apr 18, 2016 at 5:34 PM, Javier Coleto Fernández
>> <javicoleto44@gmail.com> wrote:
>> > Basing on what you say, is that return value supposed to be less than
>> > 'n' in
>> > case the ring is filled up or do I have to check the ring size before
>> > calling rte_eth_tx_burst()?
>>
>> You just have to check the return value and free the unsent mbufs.
>> Here is an example:
>>
>> ret = rte_eth_tx_burst(port, queueid, m_table, n);
>> if (unlikely(ret < n)) {
>>     do {
>>         rte_pktmbuf_free(m_table[ret]);
>>     } while (++ret < n);
>> }