Re: [Xen-devel] Error message using xentrace.

[INAKOSHI Hiroya <inakoshi.hiroya@xxxxxxxxxxxxxx>]

Parisa,

did you execute xentrace_format on a heterogeneous machine?

Regards,
Hiroya

Parisa Heidari wrote:
> Hello,
>
> I'm taking a trace using Xentrace. Everything seems to be ok and I 'm able to
> take the trace. Then, seeing the result by xentrace_format, I receive this
> error message:
> $xentrace_format  /etc/xen/formats < ~/Traces/xentrace.dat > ~/Traces/def1
> Traceback (most recent call last):
>   File "./xentrace_format", line 108, in ?
>     (tsc, event, d1, d2, d3, d4, d5) = struct.unpack(TRCREC, line)
> struct.error: unpack str size does not match format
>
>
> However it gives me a file. And the output is like:
> CPU0  1637436031845 (+       0)  do_block               [ domid = 0x00000000,
> edomid = 0x00000000 ]
> CPU0  1637436034822 (+    2977)  unknown (0x000000000002f00e)  [ 0x00000000
> 0x0002f2aa 0x00000000 0x00000000 0x00000000 ]
> CPU0  1637436035370 (+     548)  unknown (0x000000000002f00f)  [ 0x00007fff
> 0x0002f2aa 0x01c9c380 0x00000000 0x00000000 ]
>
> ......
>
> Am I doing something wrong? What is the problem with the unknown events?
>
> Thanks in advance,
> Parissa.
>
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