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From: David Marchand <david.marchand@redhat.com>
To: Pinak Tripathy <Pinak.Tripathy@exfo.com>
Cc: "users@dpdk.org" <users@dpdk.org>
Subject: Re: [dpdk-users] Problem in dpdk mpool initialization in dpdk20.11
Date: Mon, 8 Mar 2021 11:16:34 +0100
Message-ID: <CAJFAV8zb0XqWmoEF26+Uf4_5o9JEDvCJ1o62LrvdDZkMuo_TvA@mail.gmail.com> (raw)
In-Reply-To: <BYAPR11MB27103559029C5A859B540D5CE9939@BYAPR11MB2710.namprd11.prod.outlook.com>

On Mon, Mar 8, 2021 at 9:42 AM Pinak Tripathy <Pinak.Tripathy@exfo.com> wrote:
> I am porting the application from dpdk 17.11 to dpdk 20.11
> Application uses centos7.9 and melanox 5.2.2 PMD
> Below api call works fine in dpdk17.11 but fails in dpdk20.11
> rte_pktmbuf_pool_create ("mbuf_pool_0", (4096 * 64 * 16 - 1), 512, 0, RTE_MBUF_DEFAULT_BUF_SIZE) fails with error no 22 (EINVAL)
>               -MBUF: error setting mempool handler
>               -PANIC in app_init_mbuf_pools():
>               -Cannot create mbuf pool on socket 0 (errno=22)
> On adding debug trace found that  rte_mempool_ops_table.num_ops =0.
> Not sure what is causing this issue. Can you please point out likely cause of this?

This is likely a problem with loading mempool drivers.
Does adding "-d /path/to/librte_mempool_ring.so" to your EAL options
help with this issue?

David Marchand

  reply	other threads:[~2021-03-08 10:16 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-08  7:45 Pinak Tripathy
2021-03-08  8:42 ` Pinak Tripathy
2021-03-08 10:16   ` David Marchand [this message]
2021-03-08 11:18     ` [dpdk-users] [E!] : " Pinak Tripathy
2021-03-08 12:47     ` [dpdk-users] " David Marchand

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