----- On May 10, 2018, at 2:51 PM, Shehab Elsayed <shehaby...@gmail.com> wrote:
> Hi All, > I am running into a problem with creating a custom channel. It seems that once > the total size of sub-buffers hits 512M no events are being generated. > I tried creating a channel with 2 sub-buffers, 256M each, but when I check the > generated traces with babeltrace , it complains that there are no valid > traces. > The same problem happens if I use a single 512M sub-buffer. > However, If I use only 1 sub-buffer of size 256M, a trace is generated but > some > events are discarded (which I am really trying to avoid). > I have enabled LTTNG _ UST _DEBUG and attached the output for both 2,256M and > 1,256M cases. > Any suggestions on how to solve this problem? Please provide detailed commands used to setup tracing for each case. Which lttng components versions are you using ? Please provide the verbose logs of lttng-sessiond and lttng-consumerd as well. You should also double-check that you have enough space in /dev/shm. Thanks, Mathieu > Thanks, > Shehab > _______________________________________________ > lttng-dev mailing list > lttng-dev@lists.lttng.org > https://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com
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