Re: [lttng-dev] LTTng: block device enumeration is not supported by kernel

2018-09-04 Thread Michael Jeanson
Hi John, Which distribution and kernel version are you running? If it's a patched kernel, are the patches / source tree publicly available? Which version of lttng? Distro packages or custom built? I would also need all the commands required to reproduced the problem. Regards, Michael -

[lttng-dev] Syncing traces with NTP

2018-09-04 Thread jon bird
Hi, I'm having some issues trying to correlate timings creating from lttng with another machine. In essence, I'm trying to perform an end to timing test which involves sending a UDP packet to the box (which is running lttng[2.8] to track various events), which then does some work on the payload

[lttng-dev] [PATCH lttng-ust] Move symbol preventing unloading of probe providers

2018-09-04 Thread Francis Deslauriers
Issue = Calling dlclose on the probe provider library that first loaded __tracepoints__disable_destructors in the symbol table does not unregister the probes from the callsites as the destructors are not executed. The __tracepoints__disable_destructors weak symbol is exposed by probe

[lttng-dev] LTTng: block device enumeration is not supported by kernel

2018-09-04 Thread John O'Sullivan
Hi, When I try to add context to a session on my arm based target I get the following: LTTng: block device enumeration is not supported by kernel After which the board locks up. Any insight as to the issue? John O'Sullivan This email and any files