diff --git a/resources/chaosknoten/grafana/docker_compose/prometheus_alerts.rules.yaml b/resources/chaosknoten/grafana/docker_compose/prometheus_alerts.rules.yaml
index 8cfd99a..8c8f374 100644
--- a/resources/chaosknoten/grafana/docker_compose/prometheus_alerts.rules.yaml
+++ b/resources/chaosknoten/grafana/docker_compose/prometheus_alerts.rules.yaml
@@ -230,30 +230,35 @@ groups:
         annotations:
           summary: Host unusual disk write latency (instance {{ $labels.instance }})
           description: "Disk latency is growing (write operations > 100ms)\n  VALUE = {{ $value }}"
-      # Have different disk IO alerts for VMs and physical machines and for physical machines different ones for hard and other disks.
-      - alert: PhysicalHostUnusualHardDiskIo
-        expr: (rate(node_disk_io_time_seconds_total{device=~"s.+"}[1m]) > 0.75) * on(instance) group_left (nodename) node_uname_info{type="physical_machine", nodename=~".+"}
+      # General unusual disk io alerts.
+      # Excluding: hypervisor hosts
+      - alert: HostUnusualDiskIo
+        expr: (rate(node_disk_io_time_seconds_total[1m]) > 0.5) * on(instance) group_left (nodename) node_uname_info{nodename=~".+", nodename!="chaosknoten"}
         for: 5m
         labels:
           severity: warning
         annotations:
-          summary: Physical host unusual hard disk IO (instance {{ $labels.instance }})
+          summary: Host unusual disk IO (instance {{ $labels.instance }})
           description: "Time spent in IO is too high on {{ $labels.instance }}. Check storage for issues.\n  VALUE = {{ $value }}"
-      - alert: PhysicalHostUnusualOtherDiskIo
-        expr: (rate(node_disk_io_time_seconds_total{device!~"s.+"}[1m]) > 0.5) * on(instance) group_left (nodename) node_uname_info{type="physical_machine", nodename=~".+"}
-        for: 5m
+      # Hypervisor host unusual hard disk io alerts.
+      # Since hard disks on the hypervisor can easily have their IO saturated by hypervisor tasks (backups, moving VMs, etc.), alert when the IO is above the regular threshold for a very long time.
+      - alert: HypervisorHostUnusualHardDiskIo
+        expr: (rate(node_disk_io_time_seconds_total{device=~"s.+"}[1m]) > 0.5) * on(instance) group_left (nodename) node_uname_info{nodename="chaosknoten"}
+        for: 50m
         labels:
           severity: warning
         annotations:
-          summary: Physical host unusual other (non-hard) disk IO (instance {{ $labels.instance }})
+          summary: Hypervisor host unusual hard disk IO (instance {{ $labels.instance }})
           description: "Time spent in IO is too high on {{ $labels.instance }}. Check storage for issues.\n  VALUE = {{ $value }}"
-      - alert: VirtualHostUnusualDiskIo
-        expr: (rate(node_disk_io_time_seconds_total[1m]) > 0.5) * on(instance) group_left (nodename) node_uname_info{type="virtual_machine", nodename=~".+"}
+      # Hypervisor host unusual other (non-hard) disk io alerts.
+      # This is the same as the regular unsual disk io alerts.
+      - alert: HypervisorHostUnusualOtherDiskIo
+        expr: (rate(node_disk_io_time_seconds_total{device!~"s.+"}[1m]) > 0.5) * on(instance) group_left (nodename) node_uname_info{nodename="chaosknoten"}
         for: 5m
         labels:
           severity: warning
         annotations:
-          summary: Virtual host unusual disk IO (instance {{ $labels.instance }})
+          summary: Hypervisor host unusual other (non-hard) disk IO (instance {{ $labels.instance }})
           description: "Time spent in IO is too high on {{ $labels.instance }}. Check storage for issues.\n  VALUE = {{ $value }}"
       - alert: HostRaidArrayGotInactive
         expr: (node_md_state{state="inactive"} > 0) * on(instance) group_left (nodename) node_uname_info{nodename=~".+"}