[ltt-dev] eclipse liblttvtraceread version

[mwalczak@bbn.com (Mike Walczak)]

Hi Alexandre
OK, thanks for the info.
-Mike

On 4/7/2011 1:43 PM, Alexandre Montplaisir wrote:
> Hi Mike,
>
> On 11-04-07 01:29 PM, Mike Walczak wrote:
>> Hi,
>> I'm trying to get eclipse to show the lttng trace...
>> Can anyone tell me which version of liblttvtraceread lib I need to get
>> older trace to come up?
>>
>> I'm trying to display traces for target kernel 2.6.16.9
>> with following lttng components installed
>> patch-2.6.16-lttng-0.5.69.tar.bz2.
>> ltt-control-0.10-12062006
>> ltt-usertrace-0.12
>> userspace-rcu-0.5.4
>> ust-0.12
>> LinuxTraceToolkitViewer-0.8.47-12062006
>>
>>
>>
>> When I open a trace I get the following
>> exception (I downloaded/compiled/installed the latest version of the
>> trace reader, which I guess isn't the right thing to do in this case):
>> --Mike
>>
>>
>> FedoraBox liblttngtrace-7298415]$
>> org.eclipse.linuxtools.lttng.trace.LTTngTraceException:
>> ERROR : Unrecognized/unsupported trace version.
>> Library reported a trace version 200.113.
>> Make sure you installed the Lttv library that support this version
>> (look for liblttvtraceread-200.113.so).
>
> According to the compatibility list[1], LTTng version 0.5.69 outputs the
> trace format version 0.7, which is only supported by really old versions
> of LTTV. The Eclipse TMF viewer only supports versions 2.3, 2.5 and 2.6
> . (Funny that it reports "200.113")
>
> However, traces generated by UST are all in the 2.6 format, so those
> would be viewable in Eclipse.
>
>
> [1]
> http://git.lttng.org/?p=lttv.git;a=blob_plain;f=doc/developer/lttng-lttv-compatibility.html;hb=HEAD
>
> Cheers,
>