when used with PRAMFS or other persistent memory filesystems to extract
trace data in the event of a crash requiring a reboot.
+See the \fBlttng-crash(1)\fP utility for more information on crash recovery.
+
.TP
.BR "\-U, \-\-set-url=URL"
Set URL for the consumer output destination. It is persistent for the
Specifying a filter is only allowed when enabling events within a session before
tracing is started. If the filter fails to link with the event
within the traced domain, the event will be discarded.
-Filtering is currently only implemented for the user-space tracer.
Expression examples:
.BR lttng-ust(3),
.BR lttng-sessiond(8),
.BR lttng-relayd(8),
+.BR lttng-crash(1),
.SH "BUGS"