rt-tests/SOURCES/Add-queuelat-manpage.patch
2021-09-10 04:02:41 +00:00

84 lines
2.3 KiB
Diff

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