From 8c6771bc6c4d46b282256d56751b9a7213bedca8 Mon Sep 17 00:00:00 2001
From: Christian Berendt <berendt@osism.tech>
Date: Mon, 7 Oct 2024 21:04:19 +0200
Subject: [PATCH] Add top-instances play

Signed-off-by: Christian Berendt <berendt@osism.tech>
---
 playbooks/generic/ipmi-address.yml  |  2 ++
 playbooks/generic/top-instances.yml | 23 +++++++++++++++++++++++
 2 files changed, 25 insertions(+)
 create mode 100644 playbooks/generic/top-instances.yml

diff --git a/playbooks/generic/ipmi-address.yml b/playbooks/generic/ipmi-address.yml
index df6e467..b3748b0 100644
--- a/playbooks/generic/ipmi-address.yml
+++ b/playbooks/generic/ipmi-address.yml
@@ -22,6 +22,8 @@
       ansible.builtin.shell: |
         set -o pipefail
         ipmitool lan print | grep "IP Address\s*:" | awk -F: '{ print $2 }'
+      args:
+        executable: /bin/bash
       register: result
       changed_when: false
       when: p.stat.exists
diff --git a/playbooks/generic/top-instances.yml b/playbooks/generic/top-instances.yml
new file mode 100644
index 0000000..9203ed9
--- /dev/null
+++ b/playbooks/generic/top-instances.yml
@@ -0,0 +1,23 @@
+---
+- name: Get top instances 
+  hosts: "{{ hosts_load_average|default('generic') }}"
+  serial: "{{ osism_serial['load_average']|default(osism_serial_default)|default(0) }}"
+  strategy: "{{ osism_strategy|default('linear') }}"
+
+  tasks:
+    - name: Get top instances
+      ansible.builtin.shell: |
+        set -o pipefail
+        ps -eo pcpu,cmd --sort=-pcpu --no-headers | grep OpenStack | head -n 3 | awk '{ print $0 }'
+      args:
+        executable: /bin/bash
+      register: result
+
+    - name: Print top instances 
+      ansible.builtin.debug:
+        msg: "{{ item | ansible.builtin.regex_search('([0-9]+\\.[0-9]+).*-uuid ([a-f0-9\\-]{36})', '\\1', '\\2') }}"
+      loop: "{{ result.stdout_lines }}"
+      throttle: 1
+      loop_control:
+        index_var: loop_index
+        label: "{{ loop_index }}"