From: Raghu Gangi <raghu_gangi@adaranetworks.com>
To: "users@dpdk.org" <users@dpdk.org>
Subject: [dpdk-users] Failed to allocate tx pool
Date: Tue, 30 Oct 2018 16:39:52 -0700 [thread overview]
Message-ID: <D7FE39D8.A4162%raghu|gangi@adaranetworks.com> (raw)
Hi,
I am currently facing issue in brining up DPDK application. It is failing with the following message. rte_errno is set to 12 in this scenario. (Out of memory).
It would be great if you can kindly point me to what am I doing incorrectly.
I am using DPDK 2.2.0 version on ubuntu 16.04.
EAL: PCI device 0000:02:00.0 on NUMA socket 0
EAL: probe driver: 8086:1521 rte_igb_pmd
EAL: Not managed by a supported kernel driver, skipped
EAL: PCI device 0000:02:00.3 on NUMA socket 0
EAL: probe driver: 8086:1521 rte_igb_pmd
EAL: Not managed by a supported kernel driver, skipped
EAL: PCI device 0000:82:00.0 on NUMA socket 1
EAL: probe driver: 8086:10fb rte_ixgbe_pmd
EAL: PCI memory mapped at 0x7fd1a7600000
EAL: PCI memory mapped at 0x7fd1a7640000
PMD: eth_ixgbe_dev_init(): MAC: 2, PHY: 12, SFP+: 3
PMD: eth_ixgbe_dev_init(): port 0 vendorID=0x8086 deviceID=0x10fb
EAL: PCI device 0000:82:00.1 on NUMA socket 1
EAL: probe driver: 8086:10fb rte_ixgbe_pmd
EAL: PCI memory mapped at 0x7fd1a7644000
EAL: PCI memory mapped at 0x7fd1a7684000
PMD: eth_ixgbe_dev_init(): MAC: 2, PHY: 12, SFP+: 4
PMD: eth_ixgbe_dev_init(): port 1 vendorID=0x8086 deviceID=0x10fb
RING: Cannot reserve memory
dpdk_if_init:256: failed to allocate tx pool
The DPDK bound NIC cards are on NUMA socket 1.
root@rg2-14053:/home/adara/raghu_2/dpdk-2.2.0# ./tools/dpdk_nic_bind.py --status
Network devices using DPDK-compatible driver
============================================
0000:82:00.0 '82599ES 10-Gigabit SFI/SFP+ Network Connection' drv=igb_uio unused=ixgbe
0000:82:00.1 '82599ES 10-Gigabit SFI/SFP+ Network Connection' drv=igb_uio unused=ixgbe
Network devices using kernel driver
===================================
0000:02:00.0 'I350 Gigabit Network Connection' if=eno1 drv=igb unused=igb_uio *Active*
0000:02:00.3 'I350 Gigabit Network Connection' if=eno2 drv=igb unused=igb_uio
Other network devices
=====================
<none>
root@rg2-14053:/home/adara/raghu_2/run# cat /sys/bus/pci/devices/0000\:82\:00.0/numa_node
1
root@rg2-14053:/home/adara/raghu_2/run# cat /sys/bus/pci/devices/0000\:82\:00.1/numa_node
1
DPDK huge pages are allocated on the same NUMA node 1 as shown below:
root@rg2-14053:/home/adara/raghu_2/run# cat /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages
0
root@rg2-14053:/home/adara/raghu_2/run# cat /sys/devices/system/node/node1/hugepages/hugepages-2048kB/nr_hugepages
128
root@rg2-14053:/home/adara/raghu_2/run#
Output of CPU Layout tool:
root@rg2-14053:/home/adara/raghu_2/run# ../dpdk-2.2.0/tools/cpu_layout.py
============================================================
Core and Socket Information (as reported by '/proc/cpuinfo')
============================================================
cores = [0, 1, 2, 3, 4, 8, 9, 10, 11, 12]
sockets = [0, 1]
Socket 0 Socket 1
-------- --------
Core 0 [0, 20] [10, 30]
Core 1 [1, 21] [11, 31]
Core 2 [2, 22] [12, 32]
Core 3 [3, 23] [13, 33]
Core 4 [4, 24] [14, 34]
Core 8 [5, 25] [15, 35]
Core 9 [6, 26] [16, 36]
Core 10 [7, 27] [17, 37]
Core 11 [8, 28] [18, 38]
Core 12 [9, 29] [19, 39]
Thanks,
Raghu
next reply other threads:[~2018-10-30 23:39 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-30 23:39 Raghu Gangi [this message]
2018-10-31 1:56 ` Cliff Burdick
2018-10-31 16:30 Raghu Gangi
2018-10-31 16:33 Raghu Gangi
2018-10-31 16:45 ` Stephen Hemminger
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to='D7FE39D8.A4162%raghu|gangi@adaranetworks.com' \
--to=raghu_gangi@adaranetworks.com \
--cc=users@dpdk.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).