mirror of
https://github.com/ibm-s390-linux/s390-tools.git
synced 2026-08-05 02:14:52 +00:00
b627b8d8e1
This commit is based on the s390-tools-1.39.0 version. Changes on top of s390-tools-1.39.0: - Add MIT license to all source files - Add LICENSE file - Transform REAMDE to README.md (markdown) - Add AUTHORS.md file - Add CONTRIBUTING.md file - Move changelog from README to CHANGELOG.md file Reviewed-by: Stefan Haberland <sth@linux.vnet.ibm.com> Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
67 lines
1.4 KiB
Groff
67 lines
1.4 KiB
Groff
.\" chcpumf.8
|
|
.\"
|
|
.\"
|
|
.\" Copyright IBM Corp. 2014, 2017
|
|
.\" s390-tools is free software; you can redistribute it and/or modify
|
|
.\" it under the terms of the MIT license. See LICENSE for details.
|
|
.\" ----------------------------------------------------------------------
|
|
.TH chcpumf "8" "February 2014" "s390-tools" "CPU-MF management programs"
|
|
.
|
|
.ds c \fBchcpumf\fP
|
|
.
|
|
.
|
|
.SH NAME
|
|
chcpumf \- manage the CPU-measurement facilities support
|
|
.
|
|
.
|
|
.SH SYNOPSIS
|
|
.B chcpumf
|
|
.RB [ \-m | \-\-min
|
|
.IR num_sdb ]
|
|
.RB [ \-x | \-\-max
|
|
.IR num_sdb ]
|
|
.br
|
|
.B chcpumf
|
|
.BR \-h | \-\-help
|
|
.br
|
|
.B chcpumf
|
|
.BR \-v | \-\-version
|
|
.
|
|
.
|
|
.SH DESCRIPTION
|
|
The chcpumf program helps you to manage settings for the CPU-measurement
|
|
facilities for Linux on System z.
|
|
.
|
|
.
|
|
.SH OPTIONS
|
|
.TP
|
|
.BR \-m ", " \-\-min " \fInum_sdb\fP"
|
|
Specifies the minimum sampling facility buffer size in sample-data-blocks
|
|
(SDB). A sample-data-block consumes about 4 kilobytes.
|
|
|
|
This is the initial buffer size when you start the sampling facility.
|
|
.
|
|
.TP
|
|
.BR \-x ", " \-\-max " \fInum_sdb\fP"
|
|
Specifies the maximum sampling facility buffer size in sample-data-blocks
|
|
(SDB). A sample-data-block consumes about 4 kilobytes.
|
|
|
|
This is the maximum size to which the buffer is dynamically adjusted during
|
|
sampling.
|
|
.
|
|
.TP
|
|
.BR \-V ", " \-\-verbose
|
|
Displays verbose messages.
|
|
.
|
|
.TP
|
|
.BR \-h ", " \-\-help
|
|
Displays help information, then exits.
|
|
.
|
|
.TP
|
|
.BR \-v ", " \-\-version
|
|
Displays version information, then exits.
|
|
.
|
|
.
|
|
.SH "SEE ALSO"
|
|
.BR lscpumf (1)
|