![]() |
![]()
| ![]() |
![]()
NAMEnvme-solidigm-latency-tracking-log - Enable/Retrieve Latency tracking Log SYNOPSISnvme solidigm latency-tracking-log <device> [--enable | -e] [--disable | -d] DESCRIPTIONEnables, disables, or retrieves the Solidigm latency tracking log for the given NVMe device. This log provides detailed information about I/O latencies. The <device> parameter is mandatory and may be either the NVMe character device (ex: /dev/nvme0), or a namespace block device (ex: /dev/nvme0n1). OPTIONS-e, --enable Enable latency tracking before retrieving the log.
-d, --disable Disable latency tracking after retrieving the log.
-r, --read Retrieve read latency statistics (default if neither
--read nor --write is specified).
-w, --write Retrieve write latency statistics.
-t <value>, --type <value> Specify the log type to retrieve. Valid values depend on
the device’s capabilities.
-o <fmt>, --output-format=<fmt> Set the reporting format to normal, json,
or binary. Only one output format can be used at a time.
EXAMPLES•Enable latency tracking and retrieve the read
latency log:
# nvme solidigm latency-tracking-log /dev/nvme0 --enable --read •Retrieve the write latency log in JSON format:
# nvme solidigm latency-tracking-log /dev/nvme0 --write -o json •Disable latency tracking after retrieving the
log:
# nvme solidigm latency-tracking-log /dev/nvme0 --disable •Specify a log type when retrieving latency
statistics:
# nvme solidigm latency-tracking-log /dev/nvme0 --type 1 --read NVMEPart of the nvme-user suite
|