[dpdk-dev] [PATCH 2/2 v2] kni: Add documentation for the mempool capacity

Ferruh Yigit ferruh.yigit at intel.com
Mon May 23 19:00:54 CEST 2016


On 5/21/2016 8:25 AM, Alex Wang wrote:
> From: Alex Wang <alex at awakenetworks.com>
> 
> Function like 'rte_kni_rx_burst()' keeps
> allocating 'MAX_MBUF_BURST_NUM' mbufs to
> kni fifo queue unless the queue's capacity
> ('KNI_FIFO_COUNT_MAX') is reached.  So, if
> the mempool is under-provisioned, user may
> run into "Out of Memory" logs from KNI code.
> This commit documents the need to provision
> mempool capacity of more than
> "2 x KNI_FIFO_COUNT_MAX" for each KNI interface.
> 
> Signed-off-by: Alex Wang <alex at awakenetworks.com>

Acked-by: Ferruh Yigit <ferruh.yigit at intel.com>



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