Merge "Use dstat to record performance of system-config-run hosts"

playbooks/roles/dstat-logger/README.rst

@@ -0,0 +1,6 @@
+Install, configure, and run a dstat logger
+
+This is primarily useful for testing where we don't have instances hooked
+up to cacti. You can use this to get a csv log file at
+/var/log/dstat-csv.log in test jobs that records similar system performance
+information.

playbooks/roles/dstat-logger/tasks/main.yaml

@@ -0,0 +1,28 @@
+- name: Install dstat
+  become: yes
+  package:
+    name: dstat
+    state: present
+- name: Install dstat unit
+  become: yes
+  copy:
+    dest: /etc/systemd/system/dstatlogger.service
+    owner: root
+    group: root
+    mode: 0644
+    content: |
+      [Unit]
+      Description=Dstat logging service
+      [Service]
+      User=root
+      ExecStart=/usr/bin/dstat -tcmndrylpg --tcp --swap --output /var/log/dstat-csv.log
+      KillMode=process
+      TimeoutStopSec=300
+      [Install]
+      WantedBy=multi-user.target
+- name: Reload systemd
+  become: yes
+  command: systemctl daemon-reload
+- name: Start dstat unit
+  become: yes
+  command: systemctl start dstatlogger

playbooks/service-dstatlogger.yaml

@@ -0,0 +1,3 @@
+- hosts: "*:!disabled"
+  roles:
+    - dstat-logger

playbooks/zuul/run-base.yaml

@@ -90,6 +90,8 @@
       command: ansible-playbook -f 50 -v /home/zuul/src/opendev.org/opendev/system-config/playbooks/base.yaml
     - name: Run bridge service playbook
       command: ansible-playbook -v /home/zuul/src/opendev.org/opendev/system-config/playbooks/service-bridge.yaml
+    - name: Run dstat logger playbook
+      command: ansible-playbook -v /home/zuul/src/opendev.org/opendev/system-config/playbooks/service-dstatlogger.yaml
     - name: Run playbook
       when: run_playbooks is defined
       loop: "{{ run_playbooks }}"

zuul.d/system-config-run.yaml

@@ -17,6 +17,7 @@
         '/var/log/messages': logs_txt
         '/var/log/docker': logs
         '/var/log/containers': logs
+        '/var/log/dstat-csv.log': logs
         '/etc/iptables/rules.v4': logs_txt
         '/etc/iptables/rules.v6': logs_txt
     host-vars: