Thanks Ian, That was exactly my problem. After commenting out "pci_request_regions(dev, "igb_uio");" in igb_uio.c, the issue was resolved.
Charlie On Fri, Jul 1, 2016 at 6:07 AM, Stokes, Ian <ian.sto...@intel.com> wrote: > Hi, > > > > This sounds similar to an issue discussed on the DPDK mailing list, > essentially if CONFIG_IO_STRICT_DEVMEM is turned on in the kernel this > behavior occurs. More details in the link below. > > > > http://dpdk.org/ml/archives/dev/2016-July/043122.html > > > > Are you using a kernel 4.5+ with fedora 23? > > > > Thanks > > Ian > > > > *From:* discuss [mailto:discuss-boun...@openvswitch.org] *On Behalf Of > *Charlie > Li > *Sent:* Wednesday, June 29, 2016 3:51 PM > *To:* Fischetti, Antonio > > *Cc:* discuss@openvswitch.org > *Subject:* Re: [ovs-discuss] pci_map_resource(): cannot mmap(..): Invalid > argument (0xffffffffffffffff) > > > > Good point Antonio. I will try DPDK without OVS first. > > > > Thanks, > > Charlie > > > > On Wed, Jun 29, 2016 at 7:21 AM, Fischetti, Antonio < > antonio.fische...@intel.com> wrote: > > It’s also strange you get -1 as the NUMA socket. > > EAL: PCI device 0000:02:00.0 on NUMA socket -1 > > > > Maybe you could have the same issue if you keep OVS off and just run some > simple DPDK test application? > > For ex by running testpmd, so no OVS process is involved. > > > > Also, as this is an error message coming from DPDK code – and especially > if you still have the same issue with a DPDK app without OVS - it could be > a good idea to post also to the DPDK Mailing-list. > > > > > > Antonio > > > > *From:* Charlie Li [mailto:charlie...@gmail.com] > *Sent:* Tuesday, June 28, 2016 8:36 PM > > > *To:* Fischetti, Antonio <antonio.fische...@intel.com> > *Cc:* discuss@openvswitch.org > *Subject:* Re: [ovs-discuss] pci_map_resource(): cannot mmap(..): Invalid > argument (0xffffffffffffffff) > > > > It does not make any difference. > > > > $ sudo ./ovs-vswitchd --dpdk -c 0x1 -n 4 --socket-mem 1024,0 -- > unix:$DB_SOCK --pidfile --detach > > 2016-06-28T19:34:17Z|00001|dpdk|INFO|No -vhost_sock_dir provided - > defaulting to /usr/local/var/run/openvswitch > > EAL: Detected lcore 0 as core 0 on socket 0 > > EAL: Detected lcore 1 as core 1 on socket 0 > > EAL: Detected lcore 2 as core 2 on socket 0 > > EAL: Detected lcore 3 as core 3 on socket 0 > > EAL: Support maximum 128 logical core(s) by configuration. > > EAL: Detected 4 lcore(s) > > EAL: VFIO modules not all loaded, skip VFIO support... > > EAL: Setting up physically contiguous memory... > > EAL: Ask a virtual area of 0x40000000 bytes > > EAL: Virtual area found at 0x7fcc80000000 (size = 0x40000000) > > EAL: Requesting 1 pages of size 1024MB from socket 0 > > EAL: TSC frequency is ~2096069 KHz > > EAL: Master lcore 0 is ready (tid=542beac0;cpuset=[0]) > > EAL: PCI device 0000:02:00.0 on NUMA socket -1 > > EAL: probe driver: 8086:10fb rte_ixgbe_pmd > > EAL: pci_map_resource(): cannot mmap(10, 0x7fccc0000000, 0x80000, 0x0): > Invalid argument (0xffffffffffffffff) > > EAL: Error - exiting with code: 1 > > Cause: Requested device 0000:02:00.0 cannot be used > > > > On Tue, Jun 28, 2016 at 11:38 AM, Fischetti, Antonio < > antonio.fische...@intel.com> wrote: > > Can you try to specify the socket memory parameter > > --socket-mem 1024,0 > > ? > > > > So the command > > sudo ./ovs-vswitchd --dpdk -c 0x1 -n 4 -- unix:$DB_SOCK --pidfile --detach > > > > becomes > > sudo ./ovs-vswitchd --dpdk -c 0x1 -n 4 --socket-mem 1024,0 > > -- unix:$DB_SOCK --pidfile –detach > > > > > > *From:* Charlie Li [mailto:charlie...@gmail.com] > *Sent:* Tuesday, June 28, 2016 4:41 PM > *To:* Fischetti, Antonio <antonio.fische...@intel.com> > *Cc:* discuss@openvswitch.org > *Subject:* Re: [ovs-discuss] pci_map_resource(): cannot mmap(..): Invalid > argument (0xffffffffffffffff) > > > > Hi Antonio, > > > > Please see the dumps in the attached file. > > > > Thanks, > > Charlie > > > > On Tue, Jun 28, 2016 at 2:39 AM, Fischetti, Antonio < > antonio.fische...@intel.com> wrote: > > Hi Charlie, > > while this issue is happening with Fed23 can you check what are the 2 > outputs of > > > > 1. sudo $DPDK_DIR/tools/dpdk_nic_bind.py --status > > > > and also > > > > 2. lspci | grep 02:00 > > > > ? > > > > Antonio > > > > *From:* discuss [mailto:discuss-boun...@openvswitch.org] *On Behalf Of > *Charlie > Li > *Sent:* Friday, June 24, 2016 4:36 PM > *To:* discuss@openvswitch.org > *Subject:* [ovs-discuss] pci_map_resource(): cannot mmap(..): Invalid > argument (0xffffffffffffffff) > > > > Hello, > > > > I am trying to set up openvswitch-2.5.0 with DPDK-2.2.0 by following " > INSTALL.DPDK.md". > > > > First tried with Ubuntu server 16.04 and it worked as expected. > > > > But when tried with Fedora server 23, it hit the following error > > > > EAL: pci_map_resource(): cannot mmap(10, 0x7f1800000000, 0x80000, 0x0): > Invalid argument (0xffffffffffffffff) > > > > when invoking > > > > sudo ./ovs-vswitchd --dpdk -c 0x1 -n 4 -- unix:$DB_SOCK --pidfile --detach > > > > I tested it on the same hardware platform and followed the same > instructions. Why it only failed with Fedora? > > > > I am also attaching the detailed logs from both Ubuntu (working case) and > Fedora (failing case). > > > > Any help is appreciated. > > > > Thanks, > > Charlie > > > > > > >
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