From 7312515be0af2b9993e071001d6e78ee097d5555 Mon Sep 17 00:00:00 2001
From: Tiago Henriques <tiagohen@amazon.de>
Date: Wed, 28 Jun 2017 17:20:07 +0200
Subject: [PATCH] Add two examples of custom lua cpu tests

---
 src/lua/empty-test.lua | 24 ++++++++++++++++++++++++
 src/lua/prime-test.lua | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 61 insertions(+)
 create mode 100644 src/lua/empty-test.lua
 create mode 100644 src/lua/prime-test.lua

diff --git a/src/lua/empty-test.lua b/src/lua/empty-test.lua
new file mode 100644
index 0000000..7be089b
--- /dev/null
+++ b/src/lua/empty-test.lua
@@ -0,0 +1,24 @@
+#!/usr/bin/env sysbench
+
+-- you can run this script like this:
+-- $ ./empty-test.lua --cpu-max-prime=20000 --threads=8 --histogram --report-interval=1 run
+
+sysbench.cmdline.options = {
+    -- the default values for built-in options are currently ignored, see 
+    -- https://github.com/akopytov/sysbench/issues/151
+    ["cpu-max-prime"] = {"CPU maximum prime", 10000},
+    ["threads"] = {"Number of threads", 2},
+    ["histogram"] = {"Show histogram", "on"},
+    ["report-interval"] = {"Report interval", 1}
+}
+
+function event()
+end
+
+function sysbench.hooks.report_intermediate(stat)
+    local seconds = stat.time_interval
+    print(string.format("%.0f;%u;%4.2f",
+        stat.time_total, 
+        stat.threads_running,
+        stat.events / seconds))
+end
\ No newline at end of file
diff --git a/src/lua/prime-test.lua b/src/lua/prime-test.lua
new file mode 100644
index 0000000..58cac5c
--- /dev/null
+++ b/src/lua/prime-test.lua
@@ -0,0 +1,37 @@
+#!/usr/bin/env sysbench
+
+-- you can run this script like this:
+-- $ ./prime-test.lua --cpu-max-prime=20000 --threads=8 --histogram --report-interval=1 run
+
+sysbench.cmdline.options = {
+    -- the default values for built-in options are currently ignored, see 
+    -- https://github.com/akopytov/sysbench/issues/151
+    ["cpu-max-prime"] = {"CPU maximum prime", 10000},
+    ["threads"] = {"Number of threads", 2},
+    ["histogram"] = {"Show histogram", "on"},
+    ["report-interval"] = {"Report interval", 1}
+}
+
+function event()
+    n = 0
+    for c = 3, sysbench.opt.cpu_max_prime do
+        t = math.sqrt(c)
+        l = 2
+        for l = 2, t do
+            if c % l == 0 then
+                break
+            end
+        end
+        if l > t then
+            n = n + 1
+        end
+    end
+end
+
+function sysbench.hooks.report_intermediate(stat)
+    local seconds = stat.time_interval
+    print(string.format("%.0f;%u;%4.2f",
+        stat.time_total, 
+        stat.threads_running,
+        stat.events / seconds))
+end
\ No newline at end of file