[lttng-dev] lttng view => [error] at line 1269: token "(": syntax error, unexpected LPAREN, expecting SEMICOLON or COMMA

Philippe Proulx eeppeliteloop at gmail.com
Wed Dec 2 21:02:57 EST 2015


Okay,

You should know, however, that LTTng 2.4 is not supported anymore. There
could be bugs in there not fixed in this version. Any chance you can
upgrade to at least LTTng 2.6 (2.7 is better)?

Philippe Proulx

On Wed, Dec 2, 2015 at 7:31 PM, John Smith <whalajam at gmail.com> wrote:

> Philippe,
> it doesn't work:
>
> babeltrace -o ctf-metadata /home/john.s/lttng-traces/auto-20151202-162100
> [error] at line 1147: token "(": syntax error, unexpected LPAREN,
> expecting SEMICOLON or COMMA
> [error] Error creating AST
> [warning] Unable to open trace metadata for path
> "/home/john.s/lttng-traces/auto-20151202-162100/ust/uid/0/64-bit".
> [warning] [Context] Cannot open_trace of format ctf at path
> /home/john.s/lttng-traces/auto-20151202-162100/ust/uid/0/64-bit.
> [warning] [Context] cannot open trace
> "/home/john.s/lttng-traces/auto-20151202-162100/ust/uid/0/64-bit" from
> /home/john.s/lttng-traces/auto-20151202-162100 for reading.
> [error] Cannot open any trace for reading.
> [error] opening trace "/home/john.s/lttng-traces/auto-20151202-162100" for
> reading.
>
> The logs are populated:
>
> ls -l  /home/john.s/lttng-traces/auto-20151202-162100/ust/uid/0/64-bit/
> total 884
> -rw-rw---- 1 john.s john.s   8192 Dec  2 16:21 channel0_0
> -rw-rw---- 1 john.s john.s   4096 Dec  2 16:21 channel0_1
> ...
> -rw-rw---- 1 john.s john.s   4096 Dec  2 16:21 channel0_9
> drwxrwx--- 2 john.s john.s 4096 Dec  2 16:21 index
> -rw-rw---- 1 john.s john.s   98304 Dec  2 16:21 metadata
>
> thanks, John
>
> On Wed, Dec 2, 2015 at 11:30 AM, Philippe Proulx <eeppeliteloop at gmail.com>
> wrote:
>
>> John,
>>
>> Can you pastebin the trace's metadata file? Use:
>>
>>     babeltrace -o ctf-metadata /path/to/trace
>>
>> to get it.
>>
>> Thanks,
>>
>> Philippe Proulx
>>
>> On Tue, Dec 1, 2015 at 9:19 PM, John Smith <whalajam at gmail.com> wrote:
>>
>>> Hi,
>>>
>>> issued the regular following lttng commands:
>>> [
>>> lttng create
>>> lttng enable-event -u -a
>>> lttng start
>>> <run-my-app>
>>> lttng stop
>>> lttng view
>>> ]
>>>
>>> "lttng view" command fails with the following:
>>>
>>> [error] at line 1269: token "(": syntax error, unexpected LPAREN,
>>> expecting SEMICOLON or COMMA
>>> Environment info:
>>> [
>>> $ uname -a
>>> Linux slab134 3.19.0-30-generic #34~14.04.1-Ubuntu SMP Fri Oct 2
>>> 22:09:39 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
>>> $ lttng --version
>>> lttng (LTTng Trace Control) 2.4.0 - Époque Opaque
>>> ]
>>>
>>> I used also:
>>> lttng view -e "babeltrace -n all -v -d"
>>>
>>> but the output is not revealing any comprehensible details.
>>>
>>> What mistake could lead to such a disastrous failure?
>>>
>>> thanks, John
>>>
>>> _______________________________________________
>>> lttng-dev mailing list
>>> lttng-dev at lists.lttng.org
>>> http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
>>>
>>>
>>
>
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