From f7cce858656697ad5e1932aa25e1b9d7baa4ebe1 Mon Sep 17 00:00:00 2001
From: Wouter Verhelst <wouter.verhelst.ext@huawei.com>
Date: Mon, 8 Aug 2016 13:54:11 +0200
Subject: [PATCH 1/4] Add job stats graph

---
 plugins/sge/sge_job_stats | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100755 plugins/sge/sge_job_stats

diff --git a/plugins/sge/sge_job_stats b/plugins/sge/sge_job_stats
new file mode 100755
index 00000000..075af312
--- /dev/null
+++ b/plugins/sge/sge_job_stats
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+# Graphs the number of running and waiting jobs, as well as when they
+# are submitted.
+#
+# Tested with Son of Gridengine.
+
+if [ "$1" = "config" ]
+then
+	echo graph_title SGE gridengine jobs
+	echo graph_vlabel count
+	echo graph_category processes
+	echo running.label Running jobs
+	echo running.type GAUGE
+	echo running.draw AREA
+	echo waiting.label Queued jobs
+	echo waiting.type GAUGE
+	echo waiting.draw STACK
+	echo maxnum.label Submitted jobs
+	echo maxnum.type DERIVE
+	echo maxnum.draw LINE2
+	echo maxnum.min 0
+
+	exit 0
+fi
+
+. /opt/sge/default/common/settings.sh
+
+qstat -u '*' | awk '
+	BEGIN{maxnum = 0; running = 0; waiting = 0}
+	/^ /{
+		maxnum = (maxnum > $1 ? maxnum : $1);
+		if ( $5 == "r" ) {
+			running += 1;
+		} else {
+			waiting += 1;
+		}
+	}
+	END { printf("running.value %d\nwaiting.value %d\nmaxnum.value %d\n", running, waiting, maxnum); }'

From 8c9f0260f91a43f4d75a7f6d868e8d05d9f42b68 Mon Sep 17 00:00:00 2001
From: Wouter Verhelst <w@uter.be>
Date: Sun, 23 Oct 2016 10:36:35 +0200
Subject: [PATCH 2/4] Use sh shebang

Don't need bash-specific features, after all
---
 plugins/sge/sge_job_stats | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/sge/sge_job_stats b/plugins/sge/sge_job_stats
index 075af312..7350eed0 100755
--- a/plugins/sge/sge_job_stats
+++ b/plugins/sge/sge_job_stats
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Graphs the number of running and waiting jobs, as well as when they
 # are submitted.

From 5800201da8e1adfb9ff3b4f72e77bede4522eb8f Mon Sep 17 00:00:00 2001
From: Wouter Verhelst <w@uter.be>
Date: Sun, 23 Oct 2016 10:36:58 +0200
Subject: [PATCH 3/4] Configurable location of sge settings.sh script

---
 plugins/sge/sge_job_stats | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/plugins/sge/sge_job_stats b/plugins/sge/sge_job_stats
index 7350eed0..0423ca1e 100755
--- a/plugins/sge/sge_job_stats
+++ b/plugins/sge/sge_job_stats
@@ -24,7 +24,9 @@ then
 	exit 0
 fi
 
-. /opt/sge/default/common/settings.sh
+SGE_SETTINGS=${SGE_SETTINGS:-/opt/sge/default/common/settings.sh}
+
+. $SGE_SETTINGS
 
 qstat -u '*' | awk '
 	BEGIN{maxnum = 0; running = 0; waiting = 0}

From 145b65469203cb3e657ae61148ef928fbd45f5bd Mon Sep 17 00:00:00 2001
From: Wouter Verhelst <w@uter.be>
Date: Thu, 24 Nov 2016 17:37:50 +0100
Subject: [PATCH 4/4] Add minimal POD documentation

---
 plugins/sge/sge_job_stats | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/plugins/sge/sge_job_stats b/plugins/sge/sge_job_stats
index 0423ca1e..f04d4cad 100755
--- a/plugins/sge/sge_job_stats
+++ b/plugins/sge/sge_job_stats
@@ -5,6 +5,29 @@
 #
 # Tested with Son of Gridengine.
 
+: <<=cut
+
+=head1 NAME
+
+sge_job_stats - Munin plugin to monitor jobs submitted and executed on a Grid
+Engine installation
+
+=head1 APPLICABLE SYSTEMS
+
+Any system with a qstat command that behaves like the one found in Son of
+GridEngine.
+
+=head1 CONFIGURATION
+
+The environment variable SGE_SETTINGS can be set to point to an SGE
+"settings.sh" file. It defaults to /opt/sge/default/common/settings.sh.
+
+=head1 AUTHOR
+
+Wouter Verhelst <w@uter.be>
+
+=cut
+
 if [ "$1" = "config" ]
 then
 	echo graph_title SGE gridengine jobs