84 lines
2.3 KiB
Diff
84 lines
2.3 KiB
Diff
From f234e04e76e24d497754876f5e7c896dc9693f3e Mon Sep 17 00:00:00 2001
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From: Marcelo Tosatti <mtosatti@redhat.com>
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Date: Tue, 4 Sep 2018 08:56:35 -0300
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Subject: [PATCH 2/2] Add queuelat manpage
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Add a man page for queuelat, with a short introduction
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and description for each option.
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Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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Signed-off-by: John Kacur <jkacur@redhat.com>
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---
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src/queuelat/queuelat.8 | 59 +++++++++++++++++++++++++++++++++++++++++++++++++
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1 file changed, 59 insertions(+)
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create mode 100644 src/queuelat/queuelat.8
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diff --git a/src/queuelat/queuelat.8 b/src/queuelat/queuelat.8
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new file mode 100644
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index 000000000000..d68beb98bff7
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--- /dev/null
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+++ b/src/queuelat/queuelat.8
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@@ -0,0 +1,59 @@
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+.\" Hey, EMACS: -*- nroff -*-
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+.TH QUEUELAT 8 "Sept 3, 2018"
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+.\" Please adjust this date whenever revising the manpage.
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+.\"
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+.\" Some roff macros, for reference:
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+.\" .nh disable hyphenation
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+.\" .hy enable hyphenation
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+.\" .ad l left justify
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+.\" .ad b justify to both left and right margins
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+.\" .nf disable filling
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+.\" .fi enable filling
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+.\" .br insert line break
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+.\" .sp <n> insert n+1 empty lines
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+.\" for manpage-specific macros, see man(7)
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+.SH NAME
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+queuelat \- Queue latency test program
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+.SH SYNOPSIS
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+.B queuelat
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+.RI "[\-h] [\-m " max-queue-len "] [\-c " cycles-per-packet "] [\-p " mpps "] [\-f " tsc-freq "] [\-t " timeout "] \
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+
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+.SH DESCRIPTION
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+queuelat simulates a network queue checking for latency
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+violations in packet processing.
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+
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+.SH OPTIONS
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+A summary of options is included below.
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+.TP
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+.B \-h
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+Show help
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+.br
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+.TP
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+.B \-m max-queue-len
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+Maximum allowed latency, in nanoseconds. If latency to process
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+.br
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+any packet exceeds this value, the program quits,
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+writing
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+.br
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+a message to the trace buffer.
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+.TP
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+.B \-c cycles-per-packet
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+Estimated number of cycles it takes to process one packet.
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+.br
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+This value should come from the envisioned packet
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+.br
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+forwarding application being simulated.
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+.TP
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+.B \-p mpps
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+Million packets per second that arrive for processing.
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+.TP
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+.B \-f tsc-freq-mhz
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+TSC frequency in MHz.
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+.TP
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+.B \-t timeout
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+Timeout in seconds to quit the program.
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+
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+
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+.SH AUTHOR
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+queuelat was written by Marcelo Tosatti <mtosatti@redhat.com>
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+.br
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--
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2.14.4
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