[dpdk-dev] Need help on dpdk packet-generator

[harshavardhan Reddy]

EAL: No free hugepages reported in hugepages-1048576kB
EAL: No free hugepages reported in hugepages-2048kB
PANIC in rte_eal_init():

Means you have to allocate hugepages before starting this app.
http://dpdk.org/doc/guides/linux_gsg/sys_reqs.html#running-dpdk-applications



On Mon, Jul 17, 2017 at 11:33 AM, Mahesh Ishwar Mathad <
mi.mahesh at globaledgesoft.com> wrote:

>
> Hi team,
>
> Kernel Version :  4.5
> DPDK Version :    16.07.2
> PKT-GEN Version:  3.3.4
>
>
> I am trying to execute dpdk pkt-gen application to generator L2 traffic on
> DPDK ports. But I am getting errors while executing command :
> ./app/pktgen -c 0x7 -n 3 -- -p 0x1 -P -m "[1:2].0"
>
> Since I am allocating enough huge page ie 2048Kbytes and i tried with
> 4096Kbytes also and I bind DPDK ports to igb_uio driver but still i am
> getting below error:
>
> Copyright (c) <2010-2017>, Intel Corporation. All rights reserved. Powered
> by Intel® DPDK
> EAL: Detected 4 lcore(s)
> EAL: No free hugepages reported in hugepages-1048576kB
> EAL: No free hugepages reported in hugepages-2048kB
> PANIC in rte_eal_init():
> Cannot get hugepage information
> 6: [./dpdk-stable-16.07.2/examples/pktgen-3.3.4/app/app/x86_64-native-linuxapp-gcc/pktgen()
> [0x4317ae]]
> 5: [/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)
> [0x7f5fa5111f45]]
> 4: [./dpdk-stable-16.07.2/examples/pktgen-3.3.4/app/app/x86_64-
> native-linuxapp-gcc/pktgen(main+0x182) [0x430962]]
> 3: [./dpdk-stable-16.07.2/examples/pktgen-3.3.4/app/app/x86_64-
> native-linuxapp-gcc/pktgen(rte_eal_init+0xc43) [0x4847b3]]
> 2: [./dpdk-stable-16.07.2/examples/pktgen-3.3.4/app/app/x86_64-
> native-linuxapp-gcc/pktgen(__rte_panic+0xbe) [0x42d045]]
> 1: [./dpdk-stable-16.07.2/examples/pktgen-3.3.4/app/app/x86_64-
> native-linuxapp-gcc/pktgen(rte_dump_stack+0x1a) [0x48be2a]]
>
> Can anyone help me to understand issue and possible solution
>
> --
> Thanks & Regards,
> Mahesh Mathad.
>
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