# you can disable an alarm notification by setting the 'to' line to: silent template: system_file_descriptors_utilization on: system.file_nr_utilization class: Utilization type: System component: Processes hosts: * lookup: max -1m unaligned units: % every: 1m crit: $this > 90 delay: down 15m multiplier 1.5 max 1h summary: System open file descriptors utilization info: System-wide utilization of open files to: sysadmin template: apps_group_file_descriptors_utilization on: app.fds_open_limit class: Utilization type: System component: Process os: linux module: * hosts: * lookup: max -10s unaligned foreach * units: % every: 10s warn: $this > (($status >= $WARNING) ? (85) : (95)) delay: down 15m multiplier 1.5 max 1h summary: App group ${label:app_group} file descriptors utilization info: Open files percentage against the processes limits, among all PIDs in application group to: sysadmin