fix

README.md

@@ -4,3 +4,7 @@ My custom Icinga2 checks.
 
 Useful: https://nagios-plugins.org/doc/guidelines.html#AEN200
 https://icinga.com/docs/icinga-2/latest/doc/05-service-monitoring/#performance-data-metrics
+
+`requirements.txt`: pip requirements for normal Linux hosts.
+
+`requirements-global.txt` pip requirements for all Python 3 versions and Linux and BSD hosts.

check_proxmox_iowait.py

@@ -0,0 +1,31 @@
+import requests
+import json
+
+# Define the Icinga2 API URL
+api_url = "http://your_icinga2_api_url"
+
+# Define the headers for the API request
+headers = {
+    'Accept': 'application/json',
+    'X-HTTP-Method-Override': 'GET'
+}
+
+# Define the API username and password
+username = "your_username"
+password = "your_password"
+
+# Define the node for which to fetch the IO delay stats
+node = "your_node"
+
+# Define the API endpoint to fetch the IO delay stats
+endpoint = "/v1/objects/services/" + node + "!io_delay"
+
+# Send the API request
+response = requests.get(api_url + endpoint, headers=headers, auth=(username, password))
+
+# Parse the API response
+data = json.loads(response.text)
+
+# Print the IO delay stats
+print("IO delay stats for node " + node + ":")
+print(data)