Hi Manoj,

The issue is because of DPDK initialization. In the working conf, you disable 
DPDK plugin so DPDK is not initialized and everything is fine.
Can you check whether /mnt/huge is full of dpdk-created staled files? I saw 
this happen from time to time. The fix is simple, just remove the staled files.

Best
ben

> -----Original Message-----
> From: vpp-dev@lists.fd.io <vpp-dev@lists.fd.io> On Behalf Of Manoj Iyer
> Sent: mardi 26 mai 2020 18:20
> To: vpp-dev@lists.fd.io
> Cc: Rodney Schmidt <rodney.schm...@arm.com>; Kshitij Sudan
> <kshitij.su...@arm.com>
> Subject: [vpp-dev] VPP fails to start - error message EAL: FATAL: Cannot
> get hugepage information.
> 
> Hello,
> 
> 
> I am trying to start the VPP (19.04) service on an ARM64 system. VPP fails
> with the message:
> 
> 
> /usr/bin/vpp[1252]: dpdk: EAL init args: -c 1 -n 4 --in-memory --file-
> prefix vpp -w 0008:01:00.0 --master-lcore 0
> 
> EAL: FATAL: Cannot get hugepage information.
> 
> vpp[1252]: dpdk_config: rte_eal_init returned -1
> 
> 
> But when I start vpp as no-daemon manually, I can start VPP and use vppctl
> to get a console prompt. Could you please help me figure out why my
> service fails with "Cannot get hugepage information" ?
> 
> 
> Here is my service setup, although I am starting the service from command
> line, the exact setup in systemd service fails the same way:
> 
> 
> $ cat /proc/meminfo | grep -i huge
> 
> AnonHugePages:         0 kB
> 
> ShmemHugePages:        0 kB
> 
> FileHugePages:         0 kB
> 
> HugePages_Total:    1024
> 
> HugePages_Free:     1024
> 
> HugePages_Rsvd:        0
> 
> HugePages_Surp:        0
> 
> Hugepagesize:       2048 kB
> 
> Hugetlb:         2097152 kB
> 
> 
> $ mount | grep hugetlbfs
> 
> hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
> 
> nodev on /mnt/huge type hugetlbfs (rw,relatime,pagesize=2M)
> 
> 
> # modprobe igb_uio
> 
> # dpdk-devbind -u 0008:01:00.0
> 
> # dpdk-devbind --bind=igb_uio 0008:01:00.0
> 
> # mkdir -p /run/vpp/
> 
> # vpp -c /usr/share/vpp/vpp.conf
> 
> vlib_plugin_early_init:361: plugin path /usr/lib/aarch64-linux-
> gnu/vpp_plugins/
> 
> load_one_plugin:117: Plugin disabled (default): abf_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): acl_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): avf_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): cdp_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): crypto_openssl_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): ct6_plugin.so
> 
> load_one_plugin:189: Loaded plugin: dpdk_plugin.so (Data Plane Development
> Kit (DPDK))
> 
> load_one_plugin:117: Plugin disabled (default): flowprobe_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): gbp_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): gtpu_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): igmp_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): ikev2_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): ila_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): ioam_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): ixge_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): l2e_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): lacp_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): lb_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): mactime_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): map_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): memif_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): nat_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): nsh_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): nsim_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): perfmon_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): pppoe_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): quic_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): rdma_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): srv6ad_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): srv6am_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): srv6as_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): stn_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): svs_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): tlsmbedtls_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): tlsopenssl_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): unittest_plugin.so
> 
> load_one_plugin:117: Plugin disabled (default): vmxnet3_plugin.so
> 
> vpp[1554]: clib_elf_parse_file: open `linux-vdso.so.1': No such file or
> directory
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: mactime_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: nat_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: cdp_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: ct6_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: nsh_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: stn_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: lb_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: avf_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: flowprobe_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: ikev2_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: acl_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: vmxnet3_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: lacp_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: pppoe_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: memif_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: gtpu_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: ioam_test_plugin.so
> 
> vpp[1554]: load_one_vat_plugin:67: Loaded plugin: nsim_test_plugin.so
> 
> vpp[1554]: vnet_feature_arc_init:250: feature node 'acl-plugin-out-ip6-fa'
> not found (before 'ip6-dvr-reinject', arc 'ip6-output')
> 
> vpp[1554]: vnet_feature_arc_init:250: feature node 'nat44-in2out-output'
> not found (before 'ip4-dvr-reinject', arc 'ip4-output')
> 
> vpp[1554]: vnet_feature_arc_init:250: feature node 'acl-plugin-out-ip4-fa'
> not found (before 'ip4-dvr-reinject', arc 'ip4-output')
> 
> vpp[1554]: dpdk: EAL init args: -c 1 -n 4 --in-memory --file-prefix vpp --
> master-lcore 0
> 
> EAL: FATAL: Cannot get hugepage information.
> 
> vpp[1554]: dpdk_config: rte_eal_init returned -1
> 
> 
> 
> Where  /usr/share/vpp/vpp.conf is as follows:
> 
> unix {
> 
>   nodaemon
> 
>   log /var/log/vpp.log
> 
>   cli-listen /run/vpp/cli.sock
> 
> }
> 
> 
> api-trace {
> 
>   on
> 
> }
> 
> 
> socksvr {
> 
>   default
> 
> }
> 
> 
> plugins {
> 
>   path /usr/lib/aarch64-linux-gnu/vpp_plugins/
> 
> 
>   plugin default { disable }
> 
>   plugin dpdk_plugin.so { enable }
> 
> }
> 
> 
> session {
> 
>   evt_qs_memfd_seg
> 
> }
> 
> 
> dpdk {
> 
>   dev 0008:01:00.0 {
> 
>     name enP8p1s0f0np0
> 
>   }
> 
> }
> 
> 
> But if I use a simple vpp.conf script as no-daemon, vpp does start.
> 
> 
> === simple vpp.conf ===
> 
> unix {nodaemon cli-listen /run/vpp/cli-vpp1.sock}
> 
> api-segment { prefix vpp1 }
> 
> plugins { plugin dpdk_plugin.so { disable } }
> 
> ===================
> 
> 
> # vpp -c /tmp/startup.conf
> 
> vlib_plugin_early_init:361: plugin path /usr/lib/aarch64-linux-
> gnu/vpp_plugins:/usr/lib/vpp_plugins
> 
> load_one_plugin:189: Loaded plugin: abf_plugin.so (ACL based Forwarding)
> 
> load_one_plugin:189: Loaded plugin: acl_plugin.so (Access Control Lists)
> 
> load_one_plugin:189: Loaded plugin: avf_plugin.so (Intel Adaptive Virtual
> Function (AVF) Device Plugin)
> 
> load_one_plugin:191: Loaded plugin: cdp_plugin.so
> 
> load_one_plugin:189: Loaded plugin: crypto_openssl_plugin.so (OpenSSL
> Crypto Engine Plugin)
> 
> load_one_plugin:189: Loaded plugin: ct6_plugin.so (ipv6 connection
> tracker)
> 
> load_one_plugin:106: Plugin disabled: dpdk_plugin.so
> 
> load_one_plugin:189: Loaded plugin: flowprobe_plugin.so (Flow per Packet)
> 
> load_one_plugin:189: Loaded plugin: gbp_plugin.so (Group Based Policy)
> 
> load_one_plugin:189: Loaded plugin: gtpu_plugin.so (GTPv1-U)
> 
> load_one_plugin:189: Loaded plugin: igmp_plugin.so (IGMP messaging)
> 
> load_one_plugin:189: Loaded plugin: ikev2_plugin.so (IKEv2)
> 
> load_one_plugin:189: Loaded plugin: ila_plugin.so (Identifier-locator
> addressing for IPv6)
> 
> load_one_plugin:189: Loaded plugin: ioam_plugin.so (Inbound OAM)
> 
> load_one_plugin:117: Plugin disabled (default): ixge_plugin.so
> 
> load_one_plugin:189: Loaded plugin: l2e_plugin.so (L2 Emulation)
> 
> load_one_plugin:189: Loaded plugin: lacp_plugin.so (Link Aggregation
> Control Protocol)
> 
> load_one_plugin:189: Loaded plugin: lb_plugin.so (Load Balancer)
> 
> load_one_plugin:189: Loaded plugin: mactime_plugin.so (Time-based MAC
> source-address filter)
> 
> load_one_plugin:189: Loaded plugin: map_plugin.so (Mapping of address and
> port (MAP))
> 
> load_one_plugin:189: Loaded plugin: memif_plugin.so (Packet Memory
> Interface (experimental))
> 
> load_one_plugin:189: Loaded plugin: nat_plugin.so (Network Address
> Translation)
> 
> load_one_plugin:189: Loaded plugin: nsh_plugin.so (Network Service Header)
> 
> load_one_plugin:189: Loaded plugin: nsim_plugin.so (network delay
> simulator plugin)
> 
> load_one_plugin:117: Plugin disabled (default): perfmon_plugin.so
> 
> load_one_plugin:189: Loaded plugin: pppoe_plugin.so (PPPoE)
> 
> load_one_plugin:189: Loaded plugin: quic_plugin.so (Quic transport
> protocol)
> 
> load_one_plugin:189: Loaded plugin: rdma_plugin.so (RDMA (ibverb) Device
> Plugin)
> 
> load_one_plugin:189: Loaded plugin: srv6ad_plugin.so (Dynamic SRv6 proxy)
> 
> load_one_plugin:189: Loaded plugin: srv6am_plugin.so (Masquerading SRv6
> proxy)
> 
> load_one_plugin:189: Loaded plugin: srv6as_plugin.so (Static SRv6 proxy)
> 
> load_one_plugin:189: Loaded plugin: stn_plugin.so (VPP Steals the NIC for
> Container integration)
> 
> load_one_plugin:189: Loaded plugin: svs_plugin.so (Source VRF Select)
> 
> load_one_plugin:189: Loaded plugin: tlsmbedtls_plugin.so (mbedtls based
> TLS Engine)
> 
> load_one_plugin:189: Loaded plugin: tlsopenssl_plugin.so (openssl based
> TLS Engine)
> 
> load_one_plugin:117: Plugin disabled (default): unittest_plugin.so
> 
> load_one_plugin:189: Loaded plugin: vmxnet3_plugin.so (VMWare Vmxnet3
> Device Plugin)
> 
> vpp[1565]: clib_elf_parse_file: open `linux-vdso.so.1': No such file or
> directory
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: mactime_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: nat_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: cdp_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: ct6_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: nsh_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: stn_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: lb_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: avf_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: flowprobe_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: ikev2_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: acl_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: vmxnet3_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: lacp_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: pppoe_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: memif_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: gtpu_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: ioam_test_plugin.so
> 
> vpp[1565]: load_one_vat_plugin:67: Loaded plugin: nsim_test_plugin.so
> 
> 
> 
> On a separate terminal I can get VPP console.
> 
> 
> $ sudo vppctl -s /run/vpp/cli-vpp1.sock
> 
> [sudo] password for ubuntu:
> 
>     _______    _        _   _____  ___
> 
>  __/ __/ _ \  (_)__    | | / / _ \/ _ \
> 
>  _/ _// // / / / _ \   | |/ / ___/ ___/
> 
>  /_/ /____(_)_/\___/   |___/_/  /_/
> 
> 
> vpp#
> 
> 
> Thanks a ton in advance for your help.
> 
> Manoj Iyer
> 
> IMPORTANT NOTICE: The contents of this email and any attachments are
> confidential and may also be privileged. If you are not the intended
> recipient, please notify the sender immediately and do not disclose the
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