* Ji Zhai ([email protected]) wrote: > Hi All, > > > > Could you please give me any suggestions or hints? > > Thanks in advance! > > > > Ji > > > > ________________________________ > > From: Ji Zhai [mailto:[email protected]] > Sent: Wednesday, August 31, 2011 4:47 PM > To: [email protected] > Subject: [ltt-dev] no metadata tracefile > > > > Hi All, > > > > As the restriction of the hardware and development environment, I am > trying to use UST as the following combination: > > 1. PowerPC 44x platform > > 2. Linux kernel 2.6.31.12 > > 3. LTTng v0.170 > > 4. userspace RCU 0.4.6 > > 5. UST 0.6
Hi, UST 0.6 is not supported anymore. Please upgrade. Best regards, Mathieu > > 6. LTTV 0.12.20 > > > > I can get the kernel traces and use LTTV 0.12.20 to review them. > > However, when I use the sample code from the "Section 3 Quick Start" of > UST manual, > > > #include <ust/marker.h> > > int main(int argc <http://en.wikipedia.org/wiki/Main_function> , > char **argv) > { > int v; > char *st; > > /* ... set values of v and st ... */ > > /* a marker: */ > trace_mark(ust, myevent, "firstarg %d secondarg %s", v, st); > > /* a marker without arguments: */ > trace_mark(ust, myotherevent, MARK_NOARGS); > > return 0; > } > > > > I got the errors by using LTTV 0.12.20: > > > > ** (process:18957): WARNING **: Unsupported trace version : 2.6 > > > > ** (process:18957): WARNING **: parse_trace_header error > > > > ** (process:18957): WARNING **: Unsupported trace version : 2.6 > > > > ** (process:18957): WARNING **: parse_trace_header error > > > > ** (process:18957): WARNING **: Trace > /nas/LTTng/mytrace/24407_5647013710766707006 has no metadata tracefile > > > > ** (process:18957): CRITICAL **: cannot open trace . > > /usr/local/bin/lttv: line 15: 18957 Segmentation fault $0.real $* > > > > From the mailing list, some guys said to use LTTV 0.12.30 or higher may > solve this problem. > > > > After run LTTV 0.12.32, I got: > > > > ** ERROR **: Undescribed event 0 in channel ust > > aborting... > > /home/LTTng/bin/lttv: line 15: 19600 Aborted $0.real $* > > > > So, I doubt that I may miss some key steps to configure the kernel for > powerpc. The "UST" does not create the trace for me. > > I'd like to get your suggestions. Thanks in advance! > > > > Regards, > > > > Ji > > Legal Disclaimer: The information contained in this message may be > privileged and confidential. It is intended to be read only by the > individual or entity to whom it is addressed or by their designee. If > the reader of this message is not the intended recipient, you are on > notice that any distribution of this message, in any form, is strictly > prohibited. If you have received this message in error, please > immediately notify the sender and delete or destroy any copy of this > message > > _______________________________________________ > ltt-dev mailing list > [email protected] > http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev -- Mathieu Desnoyers Operating System Efficiency R&D Consultant EfficiOS Inc. http://www.efficios.com _______________________________________________ ltt-dev mailing list [email protected] http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
