PX4-Autopilot/docs/en/msg_docs/LoggerStatus.md

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LoggerStatus (UORB message)

TOPICS: logger_status

Fields

Name	Type	Unit [Frame]	Range/Enum	Description
timestamp	uint64			time since system start (microseconds)
type	uint8
backend	uint8
is_logging	bool
total_written_kb	float32			total written to log in kiloBytes
write_rate_kb_s	float32			write rate in kiloBytes/s
dropouts	uint32			number of failed buffer writes due to buffer overflow
message_gaps	uint32			messages misssed
buffer_used_bytes	uint32			current buffer fill in Bytes
buffer_size_bytes	uint32			total buffer size in Bytes
num_messages	uint8

Constants

Name	Type	Value	Description
LOGGER_TYPE_FULL	uint8	0	Normal, full size log
LOGGER_TYPE_MISSION	uint8	1	reduced mission log (e.g. for geotagging)
BACKEND_FILE	uint8	1
BACKEND_MAVLINK	uint8	2
BACKEND_ALL	uint8	3

Source Message

Source file (GitHub)

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uint64 timestamp               # time since system start (microseconds)

uint8 LOGGER_TYPE_FULL    = 0  # Normal, full size log
uint8 LOGGER_TYPE_MISSION = 1  # reduced mission log (e.g. for geotagging)
uint8 type

uint8 BACKEND_FILE    = 1
uint8 BACKEND_MAVLINK = 2
uint8 BACKEND_ALL     = 3
uint8 backend

bool is_logging

float32 total_written_kb       # total written to log in kiloBytes
float32 write_rate_kb_s        # write rate in kiloBytes/s

uint32 dropouts                # number of failed buffer writes due to buffer overflow
uint32 message_gaps            # messages misssed

uint32 buffer_used_bytes       # current buffer fill in Bytes
uint32 buffer_size_bytes       # total buffer size in Bytes

uint8 num_messages

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