Fix lttng UI: fix arg parsing, round size to next power of two

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

diff --git a/doc/man/lttng.1 b/doc/man/lttng.1
index 41885a8547b3028fdf1fa667fa3c37e7e29052a9..37c206398deeb1771813ca7592d8cafff7f27863 100644 (file)
--- a/doc/man/lttng.1
+++ b/doc/man/lttng.1
@@ -327,11 +327,11 @@ same type.
 \-\-overwrite
         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
+        Subbuffer size in bytes {+k,+M,+G} (default: 4096, kernel default: 262144)
+        Rounded up to the next power of 2.
 \-\-num-subbuf NUM
         Number of subbuffers (default: 4)
-        Needs to be a power of 2 for both tracers
+        Rounded up to the next power of 2.
 \-\-switch-timer USEC
         Switch subbuffer timer interval in µsec (default: 0)
 \-\-read-timer USEC