1 files changed, 10 insertions, 0 deletions
diff --git a/doc/tutorial/timer-jiffies.stp b/doc/tutorial/timer-jiffies.stp
new file mode 100644
index 00000000..d5e92e4a
--- /dev/null
+++ b/doc/tutorial/timer-jiffies.stp
@@ -0,0 +1,10 @@
+global count_jiffies, count_ms
+probe timer.jiffies(100) { count_jiffies ++ }
+probe timer.ms(100) { count_ms ++ }
+probe timer.ms(12345) 
+{
+  hz=(1000*count_jiffies) / count_ms
+  printf ("jiffies:ms ratio %d:%d => CONFIG_HZ=%d\n",
+    count_jiffies, count_ms, hz)
+  exit ()
+}