inital

sysctl-proxmox.yaml

@@ -0,0 +1,27 @@
+---
+- name: Sysctl Tuning fuer Proxmox Hosts
+  hosts: proxmox
+  become: true
+
+  tasks:
+
+    - name: Sysctl Parameter setzen
+      ansible.posix.sysctl:
+        name: "{{ item.key }}"
+        value: "{{ item.value }}"
+        sysctl_file: /etc/sysctl.d/99-proxmox-tuning.conf
+        reload: true
+        state: present
+      loop:
+        # KVM / Virtualisierung
+        - { key: vm.overcommit_memory,               value: "1" }
+        - { key: vm.swappiness,                      value: "1" }
+        # Viele VMs = viele File Handles
+        - { key: fs.file-max,                        value: "9999999" }
+        - { key: fs.inotify.max_user_watches,        value: "524288" }
+        - { key: fs.inotify.max_user_instances,      value: "512" }
+        # Routing zwischen VMs / Bridges
+        - { key: net.ipv4.ip_forward,                value: "1" }
+        # WireGuard MTU-Anpassung
+        # TODO: entfernen sobald WireGuard abgeschaltet wird
+        - { key: net.ipv4.tcp_mtu_probing,           value: "1" }