trim root, dont trim zs so often, as it takes some time

bundles/zfs/items.py

@@ -55,5 +55,5 @@ for name, config in node.metadata.get('zfs/pools', {}).items():
                 },
             ],
         },
-        "autotrim": True,
+        "autotrim": False,
     }

bundles/zfs/metadata.py

@@ -37,12 +37,12 @@ defaults = {
     'systemd-timers': {
         'zfs-trim': {
             'command': '/usr/lib/zfs-linux/trim',
-            'when': '*-*-01 00:00:00',
+            'when': '*-*-16 02:00',
             'persistent': True,
         },
         'zfs-scrub': {
             'command': '/usr/lib/zfs-linux/scrub',
-            'when': '*-*-15 00:00:00',
+            'when': '*-2,4,6,8,10,12-1 02:00',
             'persistent': True,
         },
         'zfs-auto-snapshot-hourly': {

groups/os/linux.py

@@ -15,6 +15,12 @@
         'systemd-timers',
     ],
     'metadata': {
+        'systemd-timers': {
+            'trim': {
+                'command': '/usr/sbin/fstrim -v /',
+                'when': 'daily',
+            },
+        },
         'hosts': {
             '10.0.10.2': [
                 'resolver.name',