Hi Srinivas, > Subject: FW: MENNIC1.2 host-sim crashed for me > > > Hi Hiroshi, > Thanks for ur reply .. I have moved forward little bit. > > MEMNIC-1.2 > > 1. I started qemu and then started host-sim application > > Qemu command : > qemu-system-x86_64 -enable-kvm -cpu host -boot c -hda > /home/vm-images/vm1-clone.img -m 8192M -smp 3 --enable-kvm -name > vm1 -vnc :1 -pidfile /tmp/vm1.pid -drive file=fat:rw:/tmp/share -device > ivshmem,size=16,shm=ivshm > vvfat fat:rw:/tmp/share chs 1024,16,63 > > 2.Host-sim app command : > 3.[root at localhost host-sim]# ./memnic-host-sim /dev/shm/ivshm > 4.On the guest compiled memnic-1.2 . > 5.Inserted memnic.ko > 6.Found and interface ens4 after insmod memnic.ko > > [root at localhost memnic-1.2]# ifconfig -a > ens3: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > inet6 fe80::5054:ff:fe12:3456 prefixlen 64 scopeid 0x20<link> > ether 52:54:00:12:34:56 txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 8 bytes 648 (648.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > ens4: flags=4098<BROADCAST,MULTICAST> mtu 1500 > ether 00:09:c0:00:13:37 txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 > inet 127.0.0.1 netmask 255.0.0.0 > inet6 ::1 prefixlen 128 scopeid 0x10<host> > loop txqueuelen 0 (Local Loopback) > RX packets 386 bytes 33548 (32.7 KiB) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 386 bytes 33548 (32.7 KiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > 7.lspci on the guest > > [root at localhost memnic-1.2]# lspci > 00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev 02) > 00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II] > 00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE [Natoma/Triton II] > 00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03) > 00:02.0 VGA compatible controller: Cirrus Logic GD 5446 > 00:03.0 Ethernet controller: Intel Corporation 82540EM Gigabit Ethernet > Controller (rev 03) > 00:04.0 RAM memory: Red Hat, Inc Device 1110 [root at localhost memnic-1.2]# > > 8.on the Guest ran test pmd application
you cannot use both kernel driver and PMD concurrently. Before run testpmd, you should unload memnic.ko by rmmod command. > > [root at localhost test-pmd]# ./testpmd -c7 -n3 -- --d > /usr/local/lib/librte_pmd_memnic_copy.so -i --nb-cores=1 > --nb-ports=1 --port-topology=chained I don't know about testpmd so much, but I guess the correct EAL parameters are like this. # ./testpmd -c 0x7 -n 3 -d /usr/local/lib/librte_pmd_memnic_copy.so -- ... Please pass extra library in EAL parameter. > EAL: Detected lcore 0 as core 0 on socket 0 > EAL: Detected lcore 1 as core 0 on socket 0 > EAL: Detected lcore 2 as core 0 on socket 0 > EAL: Setting up memory... > EAL: Ask a virtual area of 0x40000000 bytes > EAL: Virtual area found at 0x7f5514000000 (size = 0x40000000) > EAL: Requesting 512 pages of size 2MB from socket 0 > EAL: TSC frequency is ~3092833 KHz > EAL: Master core 0 is ready (tid=54398880) > EAL: Core 1 is ready (tid=135f8700) > EAL: Core 2 is ready (tid=12df7700) > EAL: PCI device 0000:00:03.0 on NUMA socket -1 > EAL: probe driver: 8086:100e rte_em_pmd > EAL: 0000:00:03.0 not managed by UIO driver, skipping > EAL: Error - exiting with code: 1 > Cause: No probed ethernet devices - check that CONFIG_RTE_LIBRTE_IGB_PMD=y > and that CONFIG_RTE_LIBRTE_EM_PMD=y and that > CONFIG_RTE_LIBRTE_IXGBE_PMD=y in your configuration file > [root at localhost test-pmd]# > > How can I bind 00:04.0 Ram controller to dpdk application (test-pmd ) . > How DPDK test-pmd application finds the memnic device. > > 9.Am I missing any steps in the guest configurations or host configuration . > 10.Is there any better manual for testing MEMNIC-1.2 or better understanding . > 11.Is there any better application to test MEMNIC for VM-VM or VM to host > data transfer . I think the current host-sim doesn't have any packet switching capability, we need to implement such a functionality to test MEMNIC. Actually, I started MEMNIC develop in DPDK vSwitch project. You can see that in https://github.com/01org/dpdk-ovs/tree/development thanks, Hiroshi > > Thanks & regards, > Srinivas. > > > > -----Original Message----- > From: Hiroshi Shimamoto [mailto:h-shimamoto at ct.jp.nec.com] > Sent: Tuesday, July 15, 2014 5:31 AM > To: Srinivas Reddi; dev at dpdk.org > Subject: RE: MENNIC1.2 host-sim crashed for me > > Hi, > > > Subject: [dpdk-dev] MENNIC1.2 host-sim crashed for me > > > > Hi, > > I want to run MEMNIC 1.2 application . > > > > 1. I compiled DPDK1.6 > > > > 2. I compiled memnic.12 > > > > 3. And while running memnic-hostsim app got strucked > > > > 4. > > > > 5. [root at localhost host-sim]# ./memnic-host-sim /dev/shm/ivshm > > > > Bus error (core dumped) > > > > > > > > Core was generated by `./memnic-host-sim /dev/shm/ivshm'. > > > > Program terminated with signal SIGBUS, Bus error. > > > > #0 0x0000003a82e894e4 in memset () from /lib64/libc.so.6 > > > > Missing separate debuginfos, use: debuginfo-install > > glibc-2.18-11.fc20.x86_64 > > > > (gdb) bt > > > > #0 0x0000003a82e894e4 in memset () from /lib64/libc.so.6 > > > > #1 0x00000000004008a3 in init_memnic (nic=0x7ffff6fe2000) at > > host-sim.c:55 > > > > #2 0x0000000000400a8a in main (argc=2, argv=0x7fffffffe4a8) at > > host-sim.c:106 > > > > (gdb) > > > > > > > > > > > > Got error at line 55 .. saying nic is read only.. > > > I have never tried host-sim yet though. > I guess it's the cause that host-sim doesn't increase the shared memory size. > Could you try booting qemu first with -device ivshmem,size=16,shm=/ivshm then > run host-sim? > > thanks, > Hiroshi > > > > > > > > > 53 static void init_memnic(struct memnic_area *nic) > > > > 54 { > > > > 55 memset(nic, 0, sizeof(*nic)); > > > > 56 nic->hdr.magic = MEMNIC_MAGIC; > > > > 57 nic->hdr.version = MEMNIC_VERSION; > > > > 58 /* 00:09:c0:00:13:37 */ > > > > 59 nic->hdr.mac_addr[0] = 0x00; > > > > 60 nic->hdr.mac_addr[1] = 0x09; > > > > 61 nic->hdr.mac_addr[2] = 0xc0; > > > > 62 nic->hdr.mac_addr[3] = 0x00; > > > > 63 nic->hdr.mac_addr[4] = 0x13; > > > > 64 nic->hdr.mac_addr[5] = 0x37; > > > > 65 } > > > > > > > > Thanks, > > > > Srinivas. > > > > "DISCLAIMER: This message is proprietary to Aricent and is intended > > solely for the use of the individual to whom it is addressed. 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