From 1df5685206366574487ff80fe2b3b882f3eabea7 Mon Sep 17 00:00:00 2001
From: Fabian Keil <fk@fabiankeil.de>
Date: Wed, 30 Sep 2015 21:15:20 +0200
Subject: [PATCH 156/257] Add two DTrace scripts. WIP

Obtained from: ElectroBSD
---
 share/dtrace/io-breakdown | 19 +++++++++++++++++++
 share/dtrace/open-ios     | 31 +++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100755 share/dtrace/io-breakdown
 create mode 100755 share/dtrace/open-ios

diff --git a/share/dtrace/io-breakdown b/share/dtrace/io-breakdown
new file mode 100755
index 000000000000..ee9e592f1bb5
--- /dev/null
+++ b/share/dtrace/io-breakdown
@@ -0,0 +1,19 @@
+#!/usr/sbin/dtrace -s
+
+/* This is the example from dtrace_io(4) */
+
+#pragma D option quiet
+#pragma D option dynvarsize=16m
+
+#pragma D option quiet
+
+io:::start
+{
+        @[args[1]->device_name, execname, pid] = sum(args[0]->bio_bcount);
+}
+
+END
+{
+        printf("%10s %20s %10s %15s", "DEVICE", "APP", "PID", "BYTES");
+        printa("%10s %20s %10d %15@d", @);
+}
diff --git a/share/dtrace/open-ios b/share/dtrace/open-ios
new file mode 100755
index 000000000000..ee8bbe0d922d
--- /dev/null
+++ b/share/dtrace/open-ios
@@ -0,0 +1,31 @@
+#!/usr/sbin/dtrace -s
+
+#pragma D option quiet
+#pragma D option dynvarsize=16m
+
+dtrace:::BEGIN
+{
+	printf("Tracing... Hit Ctrl-C to end.\n");
+}
+
+io:::start
+{
+        printf("%Y: Device name\n", walltimestamp);
+        print(args[1]->device_name);
+        start_time[arg0] = timestamp;
+	@open_ios = count();
+}
+
+io:::done
+/this->start = start_time[arg0]/
+{
+	@done_ios = count();
+}
+
+tick-10s
+{
+        printf("%Y: Started ios", walltimestamp);
+        printa(@open_ios);
+        printf("%Y: Done ios", walltimestamp);
+        printa(@done_ios);
+}
-- 
2.11.0