From 2f86db5cb7265a16ab5ab351e6613f71a645c189 Mon Sep 17 00:00:00 2001
From: Alexis Ben Miloud--Josselin <abenmiloud+git@evolix.fr>
Date: Fri, 1 Jun 2018 18:31:10 +0200
Subject: [PATCH] Add kvmstats.sh script

---
 kvmstats.sh | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 kvmstats.sh

diff --git a/kvmstats.sh b/kvmstats.sh
new file mode 100644
index 0000000..5b3bc0f
--- /dev/null
+++ b/kvmstats.sh
@@ -0,0 +1,26 @@
+#!/bin/sh
+
+TMPFILE=$(tempfile)
+
+for VM in $(virsh list --all --name)
+do
+    VCPU=$(hxselect -c 'domain vcpu' </etc/libvirt/qemu/$VM.xml)
+    RAM=$(hxselect -c 'domain memory' </etc/libvirt/qemu/$VM.xml)
+    for DEV in $(hxselect -s'\n' 'domain devices disk[device=disk] source' </etc/libvirt/qemu/$VM.xml | cut -d\" -f2)
+    do
+        case $DEV in
+        /dev/drbd/*) DISK=$(lvs --units b --nosuffix | awk "/$VM/ { ans += \$NF } END { print ans / 1024^3 }") ;;
+        *.qcow2)     DISK=$(du -sBG $DEV |  awk '{ print substr($1, 0, length($1) - 1) }') ;;
+        *)           DISK=0;;
+        esac
+    done
+    echo $VM $VCPU $RAM $DISK
+done >$TMPFILE
+
+(
+    echo vm vcpu ram disk
+    cat $TMPFILE
+    awk '{ vcpu += $2; ram += $3; disk += $4 } END { print "TOTAL", vcpu, ram, disk }' <$TMPFILE
+) | column -t
+
+rm $TMPFILE