[Darshan-users] dxt_analyzer.py: 'invalid continuation byte' error

Omlin Samuel omlin at cscs.ch
Fri Oct 9 09:18:25 CDT 2020


Hi all,

I have tried the following command both on Ubuntu 16.04 (python 3.5) and on SUSE Linux Enterprise Server 15 SP1 (python 3.6) and got the same error:
```
$ python3 /usr/local/bin/dxt_analyzer.py -i omlins_a.out_id1174947_10-9-40448-1694713884344482404_1602235659.darshan
Traceback (most recent call last):
  File "/usr/local/bin/dxt_analyzer.py", line 264, in <module>
    for line in infile:
  File "/usr/lib/python3.5/codecs.py", line 321, in decode
    (result, consumed) = self._buffer_decode(data, self.errors, final)
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xe6 in position 24: invalid continuation byte
```

With python 2.7.12 (on Ubuntu), I did not get the error, but the generated plot was empty.

Note that the input file does contain values generated by DXT:
```
$ darshan-dxt-parser omlins_a.out_id1174947_10-9-40448-1694713884344482404_1602235659.darshan | tail -3
 X_POSIX       7   read      197    211527180650      1073741824    804.8381    806.1340  [  0]
 X_POSIX       7   read      198    212600922683      1073741824    806.4404    807.7277  [  0]
 X_POSIX       7   read      199    213674664716      1073741824    808.0719    809.3472  [  0]
```

Can you fix this / help me to get this working?

Thanks!!

Sam




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