disk-size

Overview

Validates disk size meets specified criteria using comparison operators.

Command-Line Options

Option	Type	Default	Description
--volume / -v	Path	Required	Volume to check size
--size-unit	Choice	K	Size unit: K, M, G, T (kilobytes, megabytes, gigabytes, terabytes)
--operator	Choice	Required	Comparison operator: >, <, =, <=, >=
--value	Integer	Required	Value to compare against
--timeout	Integer	300	Command execution timeout in seconds
--sink	String	do_nothing	Telemetry sink destination
--sink-opts	Multiple	-	Sink-specific configuration
--verbose-out	Flag	False	Display detailed output
--log-level	Choice	INFO	DEBUG, INFO, WARNING, ERROR, CRITICAL
--log-folder	String	/var/log/fb-monitoring	Log directory
--heterogeneous-cluster-v1	Flag	False	Enable heterogeneous cluster support

Exit Conditions

Exit Code	Condition
OK (0)	Feature flag disabled (killswitch active)
OK (0)	Size meets criteria
WARN (1)	Command execution fails
CRITICAL (2)	Size comparison fails

Usage Examples

disk-size - Minimum Size Check

health_checks check-storage disk-size \
  --volume /scratch \
  --size-unit T \
  --operator ">=" \
  --value 10 \
  [CLUSTER] \
  app

disk-size - Maximum Size Check

health_checks check-storage disk-size \
  --volume /tmp \
  --size-unit G \
  --operator "<=" \
  --value 500 \
  [CLUSTER] \
  app

disk-size - Exact Size Check

health_checks check-storage disk-size \
  --volume /boot \
  --size-unit M \
  --operator "=" \
  --value 512 \
  [CLUSTER] \
  app

disk-size - With Timeout

health_checks check-storage disk-size \
  --volume /scratch \
  --size-unit T \
  --operator ">=" \
  --value 10 \
  --timeout 30 \
  [CLUSTER] \
  app