You are using Xen 4.1.5, and try to do following change In dpdk/config/defconfig_x86_64-native-linuxapp-gcc(assuming you use x86_64-native-linuxapp-gcc to compile).
Change CONFIG_RTE_MACHINE="native" To CONFIG_RTE_MACHINE="default" > -----Original Message----- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Murillo > Sent: Thursday, October 30, 2014 11:11 PM > To: dev at dpdk.org > Subject: Re: [dpdk-dev] DPDK xen-dom0 not working at all > > I am sorry, I missed it during the redaction of the email. I executed it > correcly. > When I do "cat /sys/kernel/mm/dom0-mm/memsize-mB/memsize" it prints > 2048. > > Thank you for your answer and your time. > > El 30/10/14 a las 13:59, Liu, Jijiang escribi?: > > ">" was missed in the following command. > > > > echo 2048 > /sys/kernel/mm/dom0-mm/memsize-mB/memsize > > > >> -----Original Message----- > >> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Murillo > >> Sent: Thursday, October 30, 2014 6:27 PM > >> To: dev at dpdk.org > >> Subject: [dpdk-dev] DPDK xen-dom0 not working at all > >> > >> English is not my native language; please excuse typing errors. > >> > >> > >> I am new to DPDK with Xen, but I am able to run DPDK applications > >> without xen using hugepages. But when I try to do it in xen-dom0 it > >> does not work. Let me > >> explain: > >> > >> > >> I have followed the intructions on the Getting Started Guide, so I > >> execute the next > >> steps: > >> > >> > >> Dpdk/config/common_linuxapp > >> > >> CONFIG_RTE_LIBRTE_XEN_DOM0=y > >> > >> make config T=x86_64-native-linuxapp-gcc > >> > >> make install T=x86_64-native-linuxapp-gcc > >> > >> sudo modprobe uio > >> > >> sudo insmod x86_64-native-linuxapp-gcc/kmod/igb_uio.ko > >> > >> sudo insmod x86_64-native-linuxapp-gcc/kmod/rte_dom0_mm.ko > >> rsv_memsize=2048 > >> > >> echo 2048 /sys/kernel/mm/dom0-mm/memsize-mB/memsize > >> > >> tools/dpdk_nic_bind.py --bind=igb_uio $(tools/dpdk_nic_bind.py > >> --status > >> | sed -rn 's,.* if=([^ ]*).*igb_uio *$,\1,p') > >> > >> > >> > >> The main problem appears when I try to execute helloworld for example. > >> > >> Sudo ./build/helloworld -c 0xf -n 2 ?xen-dom0 > >> > >> Output: > >> > >> 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 1 on socket 0 > >> > >> ? > >> > >> EAL: Detected lcore 39 as core 12 on socket 0 > >> > >> EAL: Support maximum 64 logical core(s) by configuration. > >> > >> EAL: Detected 40 lcore(s) > >> > >> And it stops. > >> > >> > >> > >> If I execute dmegs I get the following: > >> > >> [ 1098.120193] helloworld[20116] trap invalid opcode ip:45adb7 > >> sp:7fff4cf7e150 error:0 in helloworld[400000+115000] > >> > >> > >> > >> Here are the characteristics of the server: > >> > >> DPDK 1.7.1 > >> > >> xm info: > >> > >> host : vh05 > >> > >> release : 3.5.0-47-generic > >> > >> version : #71~precise1-Ubuntu SMP Wed Feb 19 22:02:52 UTC 2014 > >> > >> machine : x86_64 > >> > >> nr_cpus : 40 > >> > >> nr_nodes : 2 > >> > >> cores_per_socket : 10 > >> > >> threads_per_core : 2 > >> > >> cpu_mhz : 3000 > >> > >> hw_caps : > >> bfebfbff:2c100800:00000000:00007f40:73bee3ff:00000000:00000001:000002 > >> 81 > >> > >> virt_caps : hvm hvm_directio > >> > >> total_memory : 32722 > >> > >> free_memory : 28196 > >> > >> free_cpus : 0 > >> > >> xen_major : 4 > >> > >> xen_minor : 1 > >> > >> xen_extra : .5 > >> > >> xen_caps : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32 > >> hvm-3.0-x86_32p > >> hvm-3.0-x86_64 > >> > >> xen_scheduler : credit > >> > >> xen_pagesize : 4096 > >> > >> platform_params : virt_start=0xffff800000000000 > >> > >> xen_changeset : unavailable > >> > >> xen_commandline : placeholder dom0_mem=4096M max_loop=64 > >> > >> cc_compiler : gcc version 4.6.3 (Ubuntu/Linaro 4.6.3-1ubuntu5) > >> > >> cc_compile_by : stefan.bader > >> > >> cc_compile_domain : canonical.com > >> > >> cc_compile_date : Wed Feb 19 15:32:59 UTC 2014 > >> > >> xend_config_format : 4 > >> > >> > >> > >> Thank you in anvanced. > >> > >> > >> > >> > >> > >> > >> > >> > >> > >>
