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'\" t
.\" Title: nvme-wdc-vs-temperature-stats
.\" Author: [FIXME: author] [see http://www.docbook.org/tdg5/en/html/author]
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 12/21/2023
.\" Manual: NVMe Manual
.\" Source: NVMe
.\" Language: English
.\"
.TH "NVME\-WDC\-VS\-TEMPE" "1" "12/21/2023" "NVMe" "NVMe Manual"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.\" http://bugs.debian.org/507673
.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.ie \n(.g .ds Aq \(aq
.el .ds Aq '
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NAME"
nvme-wdc-vs-temperature-stats \- Display temperature\-related statistics
.SH "SYNOPSIS"
.sp
.nf
\fInvme wdc vs\-temperature\-stats\fR <device>
.fi
.SH "DESCRIPTION"
.sp
For the NVMe device given, displays temperature statistics\&.
.sp
The <device> parameter is mandatory NVMe character device (ex: /dev/nvme0)\&.
.sp
This will only work on WDC devices supporting this feature\&. Results for any other device are undefined\&.
.sp
Expected status and description :\-
.TS
allbox tab(:);
ltB ltB.
T{
Statistic
T}:T{
Description
T}
.T&
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt.
T{
.sp
The current composite temperature
T}:T{
.sp
device temperature
T}
T{
.sp
Warning Composite TEMPerature threshold
T}:T{
.sp
temp of overheating
T}
T{
.sp
Critical Composite TEMPerature threshold
T}:T{
.sp
temp of critical overheating
T}
T{
.sp
Device Initiated Thermal Throttling support status
T}:T{
.sp
0 = unsupported, 1 = supported
T}
T{
.sp
Host Controlled Thermal Management support
T}:T{
.sp
0 = unsupported, 1 = supported
T}
T{
.sp
Thermal Management Temperature 1 (Light throttle)
T}:T{
.sp
temp to start light throttle
T}
T{
.sp
Thermal Management Temperature 1 Transition Counter
T}:T{
.sp
# times switched into light throttle
T}
T{
.sp
Thermal Management Temperature 1 Total Time
T}:T{
.sp
# seconds spent in light throttle
T}
T{
.sp
Thermal Management Temperature 2 (Heavy throttle)
T}:T{
.sp
temp to start heavy throttle
T}
T{
.sp
Thermal Management Temperature 2 Transition Counter
T}:T{
.sp
# times switched into heavy throttle
T}
T{
.sp
Thermal Management Temperature 2 Total Time
T}:T{
.sp
# seconds spent in heavy throttle
T}
T{
.sp
Thermal Shutdown Threshold
T}:T{
.sp
temp of device shutdown
T}
.TE
.sp 1
.sp
On success it returns 0, error code otherwise\&.
.SH "EXAMPLES"
.sp
.RS 4
.ie n \{\
\h'-04'\(bu\h'+03'\c
.\}
.el \{\
.sp -1
.IP \(bu 2.3
.\}
Displays the temperature stats for the device:
.sp
.if n \{\
.RS 4
.\}
.nf
# nvme wdc vs\-temperature\-stats /dev/nvme0
.fi
.if n \{\
.RE
.\}
.RE
.SH "NVME"
.sp
Part of the nvme\-user suite\&.
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