[dpdk-dev] [PATCH v2] examples/vmdq: Fix the core dump issue when mem_pool is more than 34
De Lara Guarch, Pablo
pablo.de.lara.guarch at intel.com
Tue Oct 27 08:55:00 CET 2015
Hi Xutao,
> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Xutao Sun
> Sent: Tuesday, October 27, 2015 5:11 AM
> To: dev at dpdk.org
> Subject: [dpdk-dev] [PATCH v2] examples/vmdq: Fix the core dump issue
> when mem_pool is more than 34
>
> Macro MAX_QUEUES was defined to 128, only allow 16 vmdq_pools in
> theory.
> When running vmdq_app with more than 34 vmdq_pools, it will cause the
> core_dump issue.
> Change MAX_QUEUES to 1024 will solve this issue.
>
> Signed-off-by: Xutao Sun <xutao.sun at intel.com>
> ---
> v2:
> - rectify the NUM_MBUFS_PER_PORT since MAX_QUEUES has been
> changed
>
> examples/vmdq/main.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/examples/vmdq/main.c b/examples/vmdq/main.c
> index a142d49..bba5164 100644
> --- a/examples/vmdq/main.c
> +++ b/examples/vmdq/main.c
> @@ -69,12 +69,13 @@
> #include <rte_mbuf.h>
> #include <rte_memcpy.h>
>
> -#define MAX_QUEUES 128
> +#define MAX_QUEUES 1024
> /*
> * For 10 GbE, 128 queues require roughly
> * 128*512 (RX/TX_queue_nb * RX/TX_ring_descriptors_nb) per port.
> */
> -#define NUM_MBUFS_PER_PORT (128*512)
> +#define NUM_MBUFS_PER_PORT (MAX_QUEUES *
> RTE_MAX(RTE_TEST_RX_DESC_DEFAULT, \
> +
> RTE_TEST_TX_DESC_DEFAULT))
> #define MBUF_CACHE_SIZE 64
>
> #define MAX_PKT_BURST 32
> --
> 1.9.3
Please, change the comment above, as you have change code related to it,
i.e. it is not 128*512 anymore.
Pablo
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