Suppressed these errors in munin-update.log:
/var/log/munin/munin-update.log.7.gz:2023/09/22 00:00:23 Missing required attribute 'label' for data source 'l2_writes_error' in service zfs_cache_efficiency on pve1/pve1:4949
/var/log/munin/munin-update.log.7.gz:2023/09/22 00:00:23 Missing required attribute 'label' for data source 'l2_writes_done' in service zfs_cache_efficiency on pve1/pve1:4949
/var/log/munin/munin-update.log.7.gz:2023/09/22 00:00:24 Missing required attribute 'label' for data source 'l2_writes_error' in service zfs_cache_efficiency on pve2/pve2:4949
Suppressed these errors in munin-update.log: /var/log/munin/munin-update.log.7.gz:2023/09/22 00:00:23 Missing required attribute 'label' for data source 'l2_writes_error' in service zfs_cache_efficiency on pve1/pve1:4949 /var/log/munin/munin-update.log.7.gz:2023/09/22 00:00:23 Missing required attribute 'label' for data source 'l2_writes_done' in service zfs_cache_efficiency on pve1/pve1:4949 /var/log/munin/munin-update.log.7.gz:2023/09/22 00:00:24 Missing required attribute 'label' for data source 'l2_writes_error' in service zfs_cache_efficiency on pve2/pve2:4949