diff --git a/app/Livewire/Admin/ConfirmDeleteDatacenter.php b/app/Livewire/Admin/ConfirmDeleteDatacenter.php
new file mode 100644
index 0000000..08dd267
--- /dev/null
+++ b/app/Livewire/Admin/ConfirmDeleteDatacenter.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Livewire\Admin;
+
+use App\Models\Datacenter;
+use LivewireUI\Modal\ModalComponent;
+
+/**
+ * Confirmation for deleting a datacenter (R5). Guarded: a datacenter that still
+ * has hosts cannot be deleted — it would orphan host placement — so the modal
+ * blocks and explains instead. Otherwise it is safe to hard-delete an unused code.
+ */
+class ConfirmDeleteDatacenter extends ModalComponent
+{
+    public string $uuid;
+
+    public string $name = '';
+
+    public int $hostCount = 0;
+
+    public function mount(string $uuid): void
+    {
+        $dc = Datacenter::query()->where('uuid', $uuid)->withCount('hosts')->firstOrFail();
+        $this->uuid = $uuid;
+        $this->name = $dc->name;
+        $this->hostCount = $dc->hosts_count;
+    }
+
+    public function delete()
+    {
+        $dc = Datacenter::query()->where('uuid', $this->uuid)->withCount('hosts')->first();
+
+        // Re-check under the current state — never delete a datacenter with hosts.
+        if ($dc === null || $dc->hosts_count > 0) {
+            return $this->redirectRoute('admin.datacenters', navigate: true);
+        }
+
+        $dc->delete();
+
+        return $this->redirectRoute('admin.datacenters', navigate: true);
+    }
+
+    public function render()
+    {
+        return view('livewire.admin.confirm-delete-datacenter');
+    }
+}
diff --git a/app/Livewire/Admin/Datacenters.php b/app/Livewire/Admin/Datacenters.php
index 7160efb..4cce056 100644
--- a/app/Livewire/Admin/Datacenters.php
+++ b/app/Livewire/Admin/Datacenters.php
@@ -19,6 +19,49 @@ class Datacenters extends Component
     #[Validate('nullable|string|max:255')]
     public string $location = '';
 
+    // Inline edit state (code is immutable once created — it is referenced by hosts).
+    public ?string $editingUuid = null;
+
+    public string $editName = '';
+
+    public string $editLocation = '';
+
+    public function edit(string $uuid): void
+    {
+        $dc = Datacenter::query()->where('uuid', $uuid)->first();
+        if ($dc === null) {
+            return;
+        }
+        $this->editingUuid = $uuid;
+        $this->editName = $dc->name;
+        $this->editLocation = (string) $dc->location;
+    }
+
+    public function cancelEdit(): void
+    {
+        $this->reset('editingUuid', 'editName', 'editLocation');
+    }
+
+    public function update(): void
+    {
+        if ($this->editingUuid === null) {
+            return;
+        }
+
+        $data = $this->validate([
+            'editName' => 'required|string|max:255',
+            'editLocation' => 'nullable|string|max:255',
+        ]);
+
+        Datacenter::query()->where('uuid', $this->editingUuid)->update([
+            'name' => $data['editName'],
+            'location' => $data['editLocation'] ?: null,
+        ]);
+
+        $this->cancelEdit();
+        $this->dispatch('notify', message: __('datacenters.updated'));
+    }
+
     public function save(): void
     {
         // Normalize before validating so the unique check matches how the row is
diff --git a/app/Livewire/Admin/Overview.php b/app/Livewire/Admin/Overview.php
index 0e78be4..5dd5124 100644
--- a/app/Livewire/Admin/Overview.php
+++ b/app/Livewire/Admin/Overview.php
@@ -60,22 +60,13 @@ class Overview extends Component
                     'plugins' => ['legend' => ['display' => false]],
                 ],
             ],
-            'hostChart' => [
-                'type' => 'bar',
-                'data' => [
-                    'labels' => ['pve-fsn-1', 'pve-fsn-2', 'pve-fsn-3', 'pve-hel-1'],
-                    'datasets' => [[
-                        'label' => '%',
-                        'data' => [72, 64, 81, 38],
-                        'backgroundColor' => ['token:accent/0.85', 'token:accent/0.85', 'token:danger/0.85', 'token:success-bright/0.85'],
-                        'borderRadius' => 3,
-                    ]],
-                ],
-                'options' => [
-                    'indexAxis' => 'y',
-                    'scales' => ['x' => ['max' => 100, 'grid' => ['color' => 'token:border']], 'y' => ['grid' => ['display' => false]]],
-                    'plugins' => ['legend' => ['display' => false]],
-                ],
+            // Per-host storage load as capacity meters (a ranked comparison, not a
+            // trend — so meters, not a chart). level drives the meter colour.
+            'hostLoad' => [
+                ['name' => 'pve-fsn-1', 'pct' => 72, 'level' => 'warn'],
+                ['name' => 'pve-fsn-2', 'pct' => 64, 'level' => 'ok'],
+                ['name' => 'pve-fsn-3', 'pct' => 81, 'level' => 'high'],
+                ['name' => 'pve-hel-1', 'pct' => 38, 'level' => 'ok'],
             ],
             'runs' => [
                 ['customer' => 'Ordination Dr. Fux', 'step' => __('admin.run.deploy'), 'state' => 'running'],
diff --git a/lang/de/datacenters.php b/lang/de/datacenters.php
index 3aa5d8f..09ddd2e 100644
--- a/lang/de/datacenters.php
+++ b/lang/de/datacenters.php
@@ -15,4 +15,15 @@ return [
     'inactive' => 'Inaktiv',
     'add' => 'Rechenzentrum anlegen',
     'created' => 'Rechenzentrum angelegt.',
+    'updated' => 'Rechenzentrum aktualisiert.',
+    'actions' => 'Aktionen',
+    'edit' => 'Bearbeiten',
+    'save' => 'Speichern',
+    'cancel' => 'Abbrechen',
+    'delete' => 'Löschen',
+    'delete_title' => 'Rechenzentrum löschen?',
+    'delete_body' => '„:name" wird dauerhaft entfernt. Das kann nicht rückgängig gemacht werden.',
+    'delete_confirm' => 'Endgültig löschen',
+    'delete_blocked_title' => 'Löschen nicht möglich',
+    'delete_blocked_body' => '„:name" hat noch :count Host(s). Entferne oder verschiebe zuerst die Hosts.',
 ];
diff --git a/lang/en/datacenters.php b/lang/en/datacenters.php
index 7fada6c..f290ec9 100644
--- a/lang/en/datacenters.php
+++ b/lang/en/datacenters.php
@@ -15,4 +15,15 @@ return [
     'inactive' => 'Inactive',
     'add' => 'Add datacenter',
     'created' => 'Datacenter created.',
+    'updated' => 'Datacenter updated.',
+    'actions' => 'Actions',
+    'edit' => 'Edit',
+    'save' => 'Save',
+    'cancel' => 'Cancel',
+    'delete' => 'Delete',
+    'delete_title' => 'Delete datacenter?',
+    'delete_body' => '“:name” will be permanently removed. This cannot be undone.',
+    'delete_confirm' => 'Delete permanently',
+    'delete_blocked_title' => 'Cannot delete',
+    'delete_blocked_body' => '“:name” still has :count host(s). Remove or move the hosts first.',
 ];
diff --git a/resources/views/livewire/admin/confirm-delete-datacenter.blade.php b/resources/views/livewire/admin/confirm-delete-datacenter.blade.php
new file mode 100644
index 0000000..bb7e151
--- /dev/null
+++ b/resources/views/livewire/admin/confirm-delete-datacenter.blade.php
@@ -0,0 +1,32 @@
+<div class="rounded-xl bg-surface p-6">
+    @if ($hostCount > 0)
+        <div class="flex items-start gap-3">
+            <span class="grid size-10 shrink-0 place-items-center rounded-lg bg-warning-bg text-warning">
+                <x-ui.icon name="alert-triangle" class="size-5" />
+            </span>
+            <div class="min-w-0">
+                <h3 class="text-base font-semibold text-ink">{{ __('datacenters.delete_blocked_title') }}</h3>
+                <p class="mt-1 text-sm text-muted">{{ __('datacenters.delete_blocked_body', ['name' => $name, 'count' => $hostCount]) }}</p>
+            </div>
+        </div>
+        <div class="mt-6 flex justify-end">
+            <x-ui.button variant="secondary" x-on:click="$dispatch('closeModal')">{{ __('datacenters.cancel') }}</x-ui.button>
+        </div>
+    @else
+        <div class="flex items-start gap-3">
+            <span class="grid size-10 shrink-0 place-items-center rounded-lg bg-danger-bg text-danger">
+                <x-ui.icon name="alert-triangle" class="size-5" />
+            </span>
+            <div class="min-w-0">
+                <h3 class="text-base font-semibold text-ink">{{ __('datacenters.delete_title') }}</h3>
+                <p class="mt-1 text-sm text-muted">{{ __('datacenters.delete_body', ['name' => $name]) }}</p>
+            </div>
+        </div>
+        <div class="mt-6 flex justify-end gap-3">
+            <x-ui.button variant="secondary" x-on:click="$dispatch('closeModal')">{{ __('datacenters.cancel') }}</x-ui.button>
+            <x-ui.button variant="danger" wire:click="delete" wire:loading.attr="disabled">
+                <x-ui.icon name="trash-2" class="size-4" />{{ __('datacenters.delete_confirm') }}
+            </x-ui.button>
+        </div>
+    @endif
+</div>
diff --git a/resources/views/livewire/admin/datacenters.blade.php b/resources/views/livewire/admin/datacenters.blade.php
index e97a244..b95aa24 100644
--- a/resources/views/livewire/admin/datacenters.blade.php
+++ b/resources/views/livewire/admin/datacenters.blade.php
@@ -17,24 +17,56 @@
                             <th class="px-4 py-3 font-semibold">{{ __('datacenters.name') }}</th>
                             <th class="px-4 py-3 font-semibold">{{ __('datacenters.hosts') }}</th>
                             <th class="px-4 py-3 font-semibold">{{ __('datacenters.status') }}</th>
+                            <th class="px-4 py-3 text-right font-semibold">{{ __('datacenters.actions') }}</th>
                         </tr>
                     </thead>
                     <tbody>
                         @foreach ($datacenters as $dc)
-                            <tr class="border-b border-line last:border-0">
+                            <tr wire:key="dc-{{ $dc->uuid }}" class="border-b border-line last:border-0">
                                 <td class="px-4 py-3 font-mono font-semibold text-ink">{{ $dc->code }}</td>
-                                <td class="px-4 py-3 text-body">{{ $dc->name }}
-                                    @if ($dc->location)<span class="text-xs text-faint">· {{ $dc->location }}</span>@endif
-                                </td>
-                                <td class="px-4 py-3 font-mono text-xs text-muted">{{ $dc->hosts_count }}</td>
-                                <td class="px-4 py-3">
-                                    <button type="button" wire:click="toggle('{{ $dc->uuid }}')"
-                                            class="inline-flex items-center gap-1.5 rounded-pill border px-2.5 py-0.5 text-xs font-medium transition
-                                            {{ $dc->active ? 'border-success-border bg-success-bg text-success' : 'border-line-strong bg-surface-2 text-muted' }}">
-                                        <span class="size-1.5 rounded-pill bg-current" aria-hidden="true"></span>
-                                        {{ $dc->active ? __('datacenters.active') : __('datacenters.inactive') }}
-                                    </button>
-                                </td>
+                                @if ($editingUuid === $dc->uuid)
+                                    <td class="px-4 py-2" colspan="2">
+                                        <div class="flex flex-wrap items-center gap-2">
+                                            <input type="text" wire:model="editName" aria-label="{{ __('datacenters.name') }}"
+                                                   class="min-w-32 flex-1 rounded-md border border-line-strong bg-surface px-2.5 py-1.5 text-sm text-ink" />
+                                            <input type="text" wire:model="editLocation" aria-label="{{ __('datacenters.location') }}" placeholder="{{ __('datacenters.location') }}"
+                                                   class="w-24 rounded-md border border-line-strong bg-surface px-2.5 py-1.5 text-sm text-ink" />
+                                        </div>
+                                        @error('editName')<p class="mt-1 text-xs text-danger">{{ $message }}</p>@enderror
+                                    </td>
+                                    <td class="px-4 py-2 text-right">
+                                        <div class="inline-flex gap-1.5">
+                                            <button type="button" wire:click="update" class="rounded-md bg-accent-active px-2.5 py-1.5 text-xs font-semibold text-on-accent hover:bg-accent-press">{{ __('datacenters.save') }}</button>
+                                            <button type="button" wire:click="cancelEdit" class="rounded-md border border-line px-2.5 py-1.5 text-xs font-semibold text-muted hover:bg-surface-hover">{{ __('datacenters.cancel') }}</button>
+                                        </div>
+                                    </td>
+                                @else
+                                    <td class="px-4 py-3 text-body">{{ $dc->name }}
+                                        @if ($dc->location)<span class="text-xs text-faint">· {{ $dc->location }}</span>@endif
+                                    </td>
+                                    <td class="px-4 py-3 font-mono text-xs text-muted">{{ $dc->hosts_count }}</td>
+                                    <td class="px-4 py-3">
+                                        <button type="button" wire:click="toggle('{{ $dc->uuid }}')"
+                                                class="inline-flex items-center gap-1.5 rounded-pill border px-2.5 py-0.5 text-xs font-medium transition
+                                                {{ $dc->active ? 'border-success-border bg-success-bg text-success' : 'border-line-strong bg-surface-2 text-muted' }}">
+                                            <span class="size-1.5 rounded-pill bg-current" aria-hidden="true"></span>
+                                            {{ $dc->active ? __('datacenters.active') : __('datacenters.inactive') }}
+                                        </button>
+                                    </td>
+                                    <td class="px-4 py-3 text-right">
+                                        <div class="inline-flex gap-1">
+                                            <button type="button" wire:click="edit('{{ $dc->uuid }}')" aria-label="{{ __('datacenters.edit') }}"
+                                                    class="grid size-8 place-items-center rounded-md border border-line text-muted hover:border-accent-border hover:text-accent-text">
+                                                <x-ui.icon name="pen" class="size-4" />
+                                            </button>
+                                            <button type="button" aria-label="{{ __('datacenters.delete') }}"
+                                                    x-on:click="$dispatch('openModal', { component: 'admin.confirm-delete-datacenter', arguments: { uuid: '{{ $dc->uuid }}' } })"
+                                                    class="grid size-8 place-items-center rounded-md border border-line text-muted hover:border-danger hover:text-danger">
+                                                <x-ui.icon name="trash-2" class="size-4" />
+                                            </button>
+                                        </div>
+                                    </td>
+                                @endif
                             </tr>
                         @endforeach
                     </tbody>
diff --git a/resources/views/livewire/admin/overview.blade.php b/resources/views/livewire/admin/overview.blade.php
index 3904319..388ee5e 100644
--- a/resources/views/livewire/admin/overview.blade.php
+++ b/resources/views/livewire/admin/overview.blade.php
@@ -29,17 +29,30 @@
             <p class="text-sm text-muted">{{ __('admin.fleet_growth_sub') }}</p>
             <div class="mt-4 h-56" wire:ignore><x-ui.chart :config="$fleetChart" class="h-56" :label="__('admin.fleet_growth')" /></div>
         </div>
-        <div class="rounded-xl border border-line bg-surface p-5 shadow-xs animate-rise [animation-delay:120ms]">
+        <div class="flex flex-col rounded-xl border border-line bg-surface p-5 shadow-xs animate-rise [animation-delay:120ms]">
             <h2 class="font-semibold text-ink">{{ __('admin.host_load') }}</h2>
             <p class="text-sm text-muted">{{ __('admin.host_load_sub') }}</p>
-            <div class="mt-4 h-56" wire:ignore><x-ui.chart :config="$hostChart" class="h-56" :label="__('admin.host_load')" /></div>
+            <ul class="mt-4 flex-1 space-y-3.5">
+                @foreach ($hostLoad as $h)
+                    @php $bar = ['ok' => 'bg-success-bright', 'warn' => 'bg-accent-active', 'high' => 'bg-danger'][$h['level']] ?? 'bg-accent-active'; @endphp
+                    <li>
+                        <div class="flex items-baseline justify-between text-sm">
+                            <span class="font-mono text-ink">{{ $h['name'] }}</span>
+                            <span class="font-mono text-muted">{{ $h['pct'] }} %</span>
+                        </div>
+                        <div class="mt-1.5 h-2 overflow-hidden rounded-pill bg-surface-2">
+                            <div class="h-full rounded-pill {{ $bar }}" style="width: {{ $h['pct'] }}%"></div>
+                        </div>
+                    </li>
+                @endforeach
+            </ul>
         </div>
     </div>
 
     <div class="grid grid-cols-1 gap-4 lg:grid-cols-3">
-        <div class="rounded-xl border border-line bg-surface p-5 shadow-xs animate-rise [animation-delay:60ms] lg:col-span-2">
+        <div class="flex flex-col rounded-xl border border-line bg-surface p-5 shadow-xs animate-rise [animation-delay:60ms] lg:col-span-2">
             <h2 class="font-semibold text-ink">{{ __('admin.mrr_trend') }}</h2>
-            <div class="mt-3 h-52" wire:ignore><x-ui.chart :config="$revenueChart" class="h-52" :label="__('admin.mrr_trend')" /></div>
+            <div class="mt-3 min-h-52 flex-1" wire:ignore><x-ui.chart :config="$revenueChart" class="h-full" :label="__('admin.mrr_trend')" /></div>
         </div>
 
         <div class="flex flex-col gap-4">
diff --git a/tests/Feature/Admin/DatacenterTest.php b/tests/Feature/Admin/DatacenterTest.php
index 3916b12..fff57ce 100644
--- a/tests/Feature/Admin/DatacenterTest.php
+++ b/tests/Feature/Admin/DatacenterTest.php
@@ -1,8 +1,10 @@
 <?php
 
+use App\Livewire\Admin\ConfirmDeleteDatacenter;
 use App\Livewire\Admin\Datacenters;
 use App\Livewire\Admin\HostCreate;
 use App\Models\Datacenter;
+use App\Models\Host;
 use App\Models\User;
 use Livewire\Livewire;
 
@@ -36,6 +38,40 @@ it('rejects a duplicate datacenter code', function () {
         ->assertHasErrors(['code']);
 });
 
+it('edits a datacenter name and location', function () {
+    $dc = Datacenter::factory()->create(['code' => 'nbg', 'name' => 'Old', 'location' => 'XX']);
+
+    Livewire::actingAs(admin())
+        ->test(Datacenters::class)
+        ->call('edit', $dc->uuid)
+        ->set('editName', 'Nürnberg')
+        ->set('editLocation', 'DE')
+        ->call('update')
+        ->assertHasNoErrors();
+
+    $dc->refresh();
+    expect($dc->name)->toBe('Nürnberg')->and($dc->location)->toBe('DE')->and($dc->code)->toBe('nbg');
+});
+
+it('deletes an unused datacenter', function () {
+    $dc = Datacenter::factory()->create(['code' => 'nbg']);
+
+    Livewire::actingAs(admin())->test(ConfirmDeleteDatacenter::class, ['uuid' => $dc->uuid])->call('delete');
+
+    expect(Datacenter::query()->where('uuid', $dc->uuid)->exists())->toBeFalse();
+});
+
+it('refuses to delete a datacenter that still has hosts', function () {
+    $dc = Datacenter::factory()->create(['code' => 'nbg']);
+    Host::factory()->create(['datacenter' => 'nbg']);
+
+    Livewire::actingAs(admin())->test(ConfirmDeleteDatacenter::class, ['uuid' => $dc->uuid])
+        ->assertSet('hostCount', 1)
+        ->call('delete');
+
+    expect(Datacenter::query()->where('uuid', $dc->uuid)->exists())->toBeTrue();
+});
+
 it('toggles a datacenter active flag', function () {
     $dc = Datacenter::factory()->create(['active' => true]);