summaryrefslogtreecommitdiffstats
path: root/Documentation/nvme-error-log.1
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/nvme-error-log.1')
-rw-r--r--Documentation/nvme-error-log.1118
1 files changed, 118 insertions, 0 deletions
diff --git a/Documentation/nvme-error-log.1 b/Documentation/nvme-error-log.1
new file mode 100644
index 0000000..b710a06
--- /dev/null
+++ b/Documentation/nvme-error-log.1
@@ -0,0 +1,118 @@
+'\" t
+.\" Title: nvme-error-log
+.\" Author: [FIXME: author] [see http://www.docbook.org/tdg5/en/html/author]
+.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
+.\" Date: 02/14/2024
+.\" Manual: NVMe Manual
+.\" Source: NVMe
+.\" Language: English
+.\"
+.TH "NVME\-ERROR\-LOG" "1" "02/14/2024" "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-error-log \- Send NVME Error log page request, return result and log
+.SH "SYNOPSIS"
+.sp
+.nf
+\fInvme error\-log\fR <device> [\-\-log\-entries=<entries> | \-e <entries>]
+ [\-\-raw\-binary | \-b]
+ [\-\-output\-format=<fmt> | \-o <fmt>] [\-\-verbose | \-v]
+.fi
+.SH "DESCRIPTION"
+.sp
+Retrieves NVMe Error log page from an NVMe device and provides the returned structure\&.
+.sp
+The <device> parameter is mandatory and may be either the NVMe character device (ex: /dev/nvme0), or a namespace block device (ex: /dev/nvme0n1)\&.
+.sp
+On success, the returned error log structure may be returned in one of several ways depending on the option flags; the structure may parsed by the program and printed in a readable format or the raw buffer may be printed to stdout for another program to parse\&.
+.SH "OPTIONS"
+.PP
+\-e <entries>, \-\-log\-entries=<entries>
+.RS 4
+Specifies how many log entries the program should request from the device\&. This must be at least one, and shouldn\(cqt exceed the device\(cqs capabilities\&. Defaults to 64 log entries\&.
+.RE
+.PP
+\-b, \-\-raw\-binary
+.RS 4
+Print the raw error log buffer to stdout\&.
+.RE
+.PP
+\-o <fmt>, \-\-output\-format=<fmt>
+.RS 4
+Set the reporting format to
+\fInormal\fR,
+\fIjson\fR
+or
+\fIbinary\fR\&. Only one output format can be used at a time\&.
+.RE
+.PP
+\-v, \-\-verbose
+.RS 4
+Increase the information detail in the output\&.
+.RE
+.SH "EXAMPLES"
+.sp
+.RS 4
+.ie n \{\
+\h'-04'\(bu\h'+03'\c
+.\}
+.el \{\
+.sp -1
+.IP \(bu 2.3
+.\}
+Get the error log and print it in a human readable format:
+.sp
+.if n \{\
+.RS 4
+.\}
+.nf
+# nvme error\-log /dev/nvme0
+.fi
+.if n \{\
+.RE
+.\}
+.RE
+.sp
+.RS 4
+.ie n \{\
+\h'-04'\(bu\h'+03'\c
+.\}
+.el \{\
+.sp -1
+.IP \(bu 2.3
+.\}
+Print the raw output to a file:
+.sp
+.if n \{\
+.RS 4
+.\}
+.nf
+# nvme error\-log /dev/nvme0 \-\-raw\-binary > error_log\&.raw
+.fi
+.if n \{\
+.RE
+.\}
+.sp
+It is probably a bad idea to not redirect stdout when using this mode\&.
+.RE
+.SH "NVME"
+.sp
+Part of the nvme\-user suite