semantic-conventions/docs/attributes-registry/system.md

System

• System
• System Cpu
• System Deprecated
• System Filesystem
• System Memory
• System Network
• System Paging
• System Process

System Attributes

Describes System attributes

Attribute	Type	Description	Examples	Stability
system.device	string	The device identifier	(identifier)

System Cpu Attributes

Describes System CPU attributes

Attribute	Type	Description	Examples	Stability
system.cpu.logical_number	int	The logical CPU number [0..n-1]	1
system.cpu.state	string	The state of the CPU	user; system; nice

system.cpu.state has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
user	none
system	none
nice	none
idle	none
iowait	none
interrupt	none
steal	none

System Deprecated Attributes

Deprecated system attributes.

Attribute	Type	Description	Examples	Stability
system.processes.status	string	Deprecated, use system.process.status instead.	running; sleeping; stopped	Replaced by system.process.status.

system.processes.status has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
running	none
sleeping	none
stopped	none
defunct	none

System Filesystem Attributes

Describes Filesystem attributes

Attribute	Type	Description	Examples	Stability
system.filesystem.mode	string	The filesystem mode	rw, ro
system.filesystem.mountpoint	string	The filesystem mount path	/mnt/data
system.filesystem.state	string	The filesystem state	used; free; reserved
system.filesystem.type	string	The filesystem type	fat32; exfat; ntfs

system.filesystem.state has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
used	none
free	none
reserved	none

system.filesystem.type has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
fat32	none
exfat	none
ntfs	none
refs	none
hfsplus	none
ext4	none

System Memory Attributes

Describes System Memory attributes

Attribute	Type	Description	Examples	Stability
system.memory.state	string	The memory state	used; free; shared

system.memory.state has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
used	none
free	none
shared	none	Removed, report shared memory usage with metric.system.memory.shared metric
buffers	none
cached	none

System Network Attributes

Describes Network attributes

Attribute	Type	Description	Examples	Stability
system.network.state	string	A stateless protocol MUST NOT set this attribute	close; close_wait; closing

system.network.state has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
close	none
close_wait	none
closing	none
delete	none
established	none
fin_wait_1	none
fin_wait_2	none
last_ack	none
listen	none
syn_recv	none
syn_sent	none
time_wait	none

System Paging Attributes

Describes System Memory Paging attributes

Attribute	Type	Description	Examples	Stability
system.paging.direction	string	The paging access direction	in; out
system.paging.state	string	The memory paging state	used; free
system.paging.type	string	The memory paging type	major; minor

system.paging.direction has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
in	none
out	none

system.paging.state has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
used	none
free	none

system.paging.type has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
major	none
minor	none

System Process Attributes

Describes System Process attributes

Attribute	Type	Description	Examples	Stability
system.process.status	string	The process state, e.g., Linux Process State Codes	running; sleeping; stopped

system.process.status has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
running	none
sleeping	none
stopped	none
defunct	none