one more detail, i am using dpdk-1.6.0r1
On Tue, Jun 24, 2014 at 6:05 PM, Helmut Sim <simhelmut at gmail.com> wrote: > Hi, > > I need some help to understand the following issue. > > I am building the DPDK with make install T=x86_64-default-linuxapp-gcc and > it works well on my machine. > However when testing it on my virtual machine (ubuntu 14.04 server guest n > xen hv) it fails for SIGILL: > here is the relevant gdb output for the helloworld example: > [New LWP 4462] > [Thread debugging using libthread_db enabled] > Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". > Core was generated by `./build/helloworld -c 3 -n 4'. > Program terminated with signal SIGILL, Illegal instruction. > (gdb) bt > #0 0x00000000004061d9 in eal_parse_coremask (coremask=0x7fff2bf9a9b1 "3") > at > /home/sim/work/prj/common/dpdk/package/lib/librte_eal/linuxapp/eal/eal.c:450 > #1 eal_parse_args (argv=0x7fff2bf99d68, argc=5) at > /home/sim/work/prj/common/dpdk/package/lib/librte_eal/linuxapp/eal/eal.c:688 > #2 rte_eal_init (argc=5, argv=0x7fff2bf99d68) at > /home/sim/work/prj/common/dpdk/package/lib/librte_eal/linuxapp/eal/eal.c:956 > #3 0x0000000000405436 in main () > > i am building the dpdk and the examples on one machine and copy the > x86_64-default-linuxapp-gcc and the helloworld/build directories to a > second machine. > > the machine i am building the dpdk and the app on is: > uname -a > Linux sim 3.11.0-23-generic #40-Ubuntu SMP Wed Jun 4 21:05:23 UTC 2014 > x86_64 x86_64 x86_64 GNU/Linux > > model name : Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca > cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx > pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl > xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor > ds_cpl vmx smx est tm2 ssse3 fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic > movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm ida > arat xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase > tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm > > > the virtual machine i am executing the program on is: > uname -a > Linux vflow-target 3.13.0-24-generic #46-Ubuntu SMP Thu Apr 10 19:11:08 > UTC 2014 x86_64 x86_64 x86_64 GNU/Linux > > from the cpuinfo: > model name : Intel(R) Xeon(R) CPU E5620 @ 2.40GHz > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca > cmov pat clflush mmx fxsr sse sse2 syscall nx rdtscp lm constant_tsc > rep_good nopl pni pclmulqdq ssse3 cx16 sse4_1 sse4_2 x2apic popcnt > tsc_deadline_timer aes hypervisor lahf_lm > > > Any idea why such an exception of SIGILL may occur? > > > Thanks for your help. > >
