Fix: minor errors in lttng.1 man page

[lttng-tools.git] / doc / man / lttng.1

diff --git a/doc/man/lttng.1 b/doc/man/lttng.1
index 814e1c64fad9bb62fa4b24088f8ba2baf20a8eb9..0a548f825e9ab925e0c8bc274e99624b2f6f6966 100644 (file)
--- a/doc/man/lttng.1
+++ b/doc/man/lttng.1
@@ -230,7 +230,7 @@ Using these options, each API call can be controlled individually. For
 instance, \-C does not enable the consumer automatically. You'll need the \-e
 option for that.
 
-\-U, \-\-set-uri=URL
+\-U, \-\-set-url=URL
         Set URL for the consumer output destination. It is persistent for the
         session lifetime. Redo the command to change it. This will set both
         data and control URL for network.
@@ -297,10 +297,15 @@ If NAME is omitted, the session name is taken from the .lttngrc file.
 .nf
 Enable tracing channel
 
-To enable event, you must first enable a channel which contains event(s).
+To enable an event, you must enable both the event and the channel that
+contains it.
 
 If \fB\-s, \-\-session\fP is omitted, the session name is taken from the .lttngrc
 file.
+
+It is important to note that if a certain type of buffers is used, the session
+will be set with that type and all other subsequent channel need to have the
+same type.
 .fi
 
 .B OPTIONS:
@@ -323,16 +328,23 @@ file.
         Flight recorder mode : overwrites events when subbuffers are full
 \-\-subbuf-size SIZE
         Subbuffer size in bytes (default: 4096, kernel default: 262144)
+        Needs to be a power of 2 for both tracers
 \-\-num-subbuf NUM
         Number of subbuffers (default: 4)
-        Needs to be a power of 2 for kernel and ust tracers
+        Needs to be a power of 2 for both tracers
 \-\-switch-timer USEC
-        Switch subbuffer timer interval in usec (default: 0)
-        Needs to be a power of 2 for kernel and ust tracers
+        Switch subbuffer timer interval in µsec (default: 0)
 \-\-read-timer USEC
-        Read timer interval in usec (default: 200)
+        Read timer interval in µsec (default: 200)
 \-\-output TYPE
         Channel output type. Possible values: mmap, splice
+\-\-buffers-uid
+        Use per UID buffer (\-u only). Buffers are shared between applications
+        that have the same UID.
+\-\-buffers-pid
+        Use per PID buffer (\-u only). Each application has its own buffers.
+\-\-buffers-global
+        Use shared buffer for the whole system (\-k only)
 .fi
 
 .IP