Re: segmentation fault on power system

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Hi Jens,

>> Yes. If we set unlimit core dump, fio will generate a core with
>> backtrace like this one:
>>
>> #0  mfspr (envp=<value optimized out>) at arch/arch-ppc.h:55
>> 55              asm volatile("mfspr %0,%1": "=r" (val) : "K" (reg));
>> Missing separate debuginfos, use: debuginfo-install
glibc-2.12-1.107.el6.ppc64 libaio-0.3.107-10.el6.ppc64
>> (gdb) bt
>> #0  mfspr (envp=<value optimized out>) at arch/arch-ppc.h:55
>> #1  get_cpu_clock (envp=<value optimized out>) at arch/arch-ppc.h:71
>> #2  atb_child (envp=<value optimized out>) at arch/arch-ppc.h:88
>> #3  atb_clocktest (envp=<value optimized out>) at arch/arch-ppc.h:98
>> #4  arch_init (envp=<value optimized out>) at arch/arch-ppc.h:116
>> #5  initialize_fio (envp=<value optimized out>) at libfio.c:248
>> #6  0x0000000010067294 in main (argc=<value optimized out>, argv=<value
optimized out>,
>>     envp=<value optimized out>) at fio.c:33
>>
>>
>> Apologize for late to reply.

> Alright, I'll have PPC default to the normal clock until we can improve
> and detect this properly.

Is there a new rpm for fio available with this fix?
With fio version fio-2.1.2, I am still getting the core dump.

Thanks,
Saritha

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