Help needed

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1) I installed operf in linux machine, below is the version:

operf: oprofile 1.3.0 compiled on Feb  2 2020 20:33:34

2) I wrote a simple program and ran : *operf ./a.out*

3) it generated the folder: *oprofile_data*

4) when i run opreport as below:




*##> opreport session:oprofile_data event:DATA_MEM_REFSUsing
/home/prasadgi/tools/cpp/oprofile_data/samples/ for samples
directory.opreport error: No sample found: Please specify a session
containingsample data.*

*Please help what is missing ?*

Regards,
Giri Prasad

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<div dir=3D"ltr"><div class=3D"gmail_default" style=3D"font-family:tahoma,s=
ans-serif;font-size:small">1) I installed operf in linux machine, below is =
the version:</div><div class=3D"gmail_default" style=3D"font-family:tahoma,=
sans-serif;font-size:small"><br></div><div class=3D"gmail_default" style=3D=
"font-family:tahoma,sans-serif;font-size:small">operf: oprofile 1.3.0 compi=
led on Feb =C2=A02 2020 20:33:34</div><div class=3D"gmail_default" style=3D=
"font-family:tahoma,sans-serif;font-size:small"><br></div><div class=3D"gma=
il_default" style=3D"font-family:tahoma,sans-serif;font-size:small">2) I wr=
ote a simple program and ran : <b>operf ./a.out</b></div><div class=3D"gmai=
l_default" style=3D"font-family:tahoma,sans-serif;font-size:small"><br></di=
v><div class=3D"gmail_default" style=3D"font-family:tahoma,sans-serif;font-=
size:small">3) it generated the folder: <b>oprofile_data</b></div><div clas=
s=3D"gmail_default" style=3D"font-family:tahoma,sans-serif;font-size:small"=
><b><br></b></div><div class=3D"gmail_default" style=3D"font-family:tahoma,=
sans-serif;font-size:small">4) when i run opreport as below:</div><div clas=
s=3D"gmail_default" style=3D"font-family:tahoma,sans-serif;font-size:small"=
><b><br></b></div><div class=3D"gmail_default" style=3D"font-family:tahoma,=
sans-serif;font-size:small"><b>##&gt; opreport session:oprofile_data event:=
DATA_MEM_REFS<br>Using /home/prasadgi/tools/cpp/oprofile_data/samples/ for =
samples directory.<br><span style=3D"color:rgb(255,0,0)">opreport error: No=
 sample found: Please specify a session containing<br>sample data.</span></=
b></div><div class=3D"gmail_default" style=3D"font-family:tahoma,sans-serif=
;font-size:small"><b><br></b></div><div class=3D"gmail_default" style=3D"fo=
nt-family:tahoma,sans-serif;font-size:small"><b>Please help what is missing=
 ?</b></div><div class=3D"gmail_default" style=3D"font-family:tahoma,sans-s=
erif;font-size:small"><b><br></b></div><div><div dir=3D"ltr" class=3D"gmail=
_signature" data-smartmail=3D"gmail_signature"><div dir=3D"ltr"><div><div d=
ir=3D"ltr"><div><font size=3D"2"><span style=3D"font-family:tahoma,sans-ser=
if"><font color=3D"#000000">Regards,</font></span></font></div><div><font s=
ize=3D"2"><span style=3D"font-family:tahoma,sans-serif"><font color=3D"#000=
000">Giri Prasad</font></span></font></div></div></div></div></div></div></=
div>

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