CheckSystem

Various system related checks, such as CPU load, process state, service state memory usage and PDH counters.

Queries (Overview)

A list of all avalible queries (check commands)

• check_uptime? Check time since last server re-boot.
• check_registry? Check values in the registry.
• check_cpu? Check that the load of the CPU(s) are within bounds.
• check_pdh? Check a PDH counter.
• check_service? Check the state of one or more of the computer services.
• check_memory? Check free/used memory on the system.
• check_process? Check the state of one or more of the processes running on the computer.

Aliases

A list of all avalible aliases for queries and check commands

• checkUpTime? Alternative name for: check_uptime Check time since last server re-boot.
• checkCPU? Alternative name for: check_cpu Check that the load of the CPU(s) are within bounds.
• checkSingleRegEntry? Alternative name for: check_registry Check values in the registry.
• checkCounter? Alternative name for: check_pdh Check a PDH counter.
• checkProcState? Alternative name for: check_process Check the state of one or more of the processes running on the computer.
• checkMem? Alternative name for: check_memory Check free/used memory on the system.
• checkServiceState? Alternative name for: check_service Check the state of one or more of the computer services.

Commands (executable)

TODO: Add command list

Configuration

Path / Section	Key	Default value	Description
/settings/system/windows/pdh/counters/cpu	collection strategy	round robin	Collection Strategy
/settings/default	cache allowed hosts	1	CACHE ALLOWED HOSTS
/settings/default	certificate		SSL CERTIFICATE
/settings/default	verify mode	none	VERIFY MODE
/settings/default	allowed hosts	127.0.0.1	ALLOWED HOSTS
/settings/default	allowed ciphers	ADH	ALLOWED CIPHERS
/settings/default	inbox	inbox	INBOX
/settings/default	timeout	30	TIMEOUT
/settings/default	password		PASSWORD
/settings/default	use ssl	1	ENABLE SSL ENCRYPTION
/settings/system/windows/pdh			PDH COUNTER INFORMATION
/settings/system/windows	default buffer length	1h	DEFAULT LENGTH
/settings/system/windows/pdh/counters	memory commit bytes	\4\26	memory commit bytes
/settings/system/windows/pdh/counters	memory commit limit	\4\30	memory commit limit
/settings/system/windows/pdh/counters	cpu	\238(_total)\6	cpu
/settings/system/windows/pdh/counters	uptime	\2\674	uptime
/settings/default	certificate key		SSL CERTIFICATE
/settings/default	certificate format	PEM	CERTIFICATE FORMAT
/settings/default	dh	${certificate-path}/nrpe_dh_512.pem	DH KEY
/settings/default	ca	${certificate-path}/ca.pem	CA
/settings/default	bind to		BIND TO ADDRESS
/settings/default	thread pool	10	THREAD POOL
/settings/default	socket queue size	0	LISTEN QUEUE
/settings/default	modern commands	1	Register modern aliases for built-in commands
mapping /settings/system/windows/service mapping	DELAYED	ignored	SERVICE_DELAYED
mapping /settings/system/windows/service mapping	DISABLED	stopped	SERVICE_DISABLED
mapping /settings/system/windows/service mapping	DEMAND_START	ignored	SERVICE_DEMAND_START
mapping /settings/system/windows/service mapping	AUTO_START	started	SERVICE_AUTO_START
mapping /settings/system/windows/service mapping	SYSTEM_START	ignored	SERVICE_SYSTEM_START
mapping /settings/system/windows/service mapping	BOOT_START	ignored	SERVICE_BOOT_START
/settings/system/windows	subsystem	default	PDH SUBSYSTEM
/settings/system/windows	default intervall	1	DEFAULT INTERVALL
/settings/system/windows	modern commands	1	Register modern aliases for built-in commands

Queries (Reference)

A quick reference for all avalible queries (check commands) in the CheckSystem module.

check_uptime

Check time since last server re-boot.

For details on this command go to the check_uptime? page

check_registry

Check values in the registry.

For details on this command go to the check_registry? page

check_cpu

Check that the load of the CPU(s) are within bounds.

For details on this command go to the check_cpu? page

check_pdh

Check a PDH counter.

For details on this command go to the check_pdh? page

check_service

Check the state of one or more of the computer services.

For details on this command go to the check_service? page

check_memory

Check free/used memory on the system.

For details on this command go to the check_memory? page

check_process

Check the state of one or more of the processes running on the computer.

For details on this command go to the check_process? page