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-rw-r--r--perf-event/examples/println.rs15
1 files changed, 15 insertions, 0 deletions
diff --git a/perf-event/examples/println.rs b/perf-event/examples/println.rs
new file mode 100644
index 0000000..8760e3d
--- /dev/null
+++ b/perf-event/examples/println.rs
@@ -0,0 +1,15 @@
+use perf_event::Builder;
+
+fn main() -> std::io::Result<()> {
+ let mut counter = Builder::new().build()?;
+
+ let vec = (0..=51).collect::<Vec<_>>();
+
+ counter.enable()?;
+ println!("{:?}", vec);
+ counter.disable()?;
+
+ println!("{} instructions retired", counter.read()?);
+
+ Ok(())
+}