.\" Automatically generated by Pod::Man 4.10 (Pod::Simple 3.35) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .de Vb \" Begin verbatim text .ft CW .nf .ne \\$1 .. .de Ve \" End verbatim text .ft R .fi .. .\" Set up some character translations and predefined strings. \*(-- will .\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left .\" double quote, and \*(R" will give a right double quote. \*(C+ will .\" give a nicer C++. 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No user-serviceable parts. . \" fudge factors for nroff and troff .if n \{\ . ds #H 0 . ds #V .8m . ds #F .3m . ds #[ \f1 . ds #] \fP .\} .if t \{\ . ds #H ((1u-(\\\\n(.fu%2u))*.13m) . ds #V .6m . ds #F 0 . ds #[ \& . ds #] \& .\} . \" simple accents for nroff and troff .if n \{\ . ds ' \& . ds ` \& . ds ^ \& . ds , \& . ds ~ ~ . ds / .\} .if t \{\ . ds ' \\k:\h'-(\\n(.wu*8/10-\*(#H)'\'\h"|\\n:u" . ds ` \\k:\h'-(\\n(.wu*8/10-\*(#H)'\`\h'|\\n:u' . ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'^\h'|\\n:u' . ds , \\k:\h'-(\\n(.wu*8/10)',\h'|\\n:u' . ds ~ \\k:\h'-(\\n(.wu-\*(#H-.1m)'~\h'|\\n:u' . ds / \\k:\h'-(\\n(.wu*8/10-\*(#H)'\z\(sl\h'|\\n:u' .\} . \" troff and (daisy-wheel) nroff accents .ds : \\k:\h'-(\\n(.wu*8/10-\*(#H+.1m+\*(#F)'\v'-\*(#V'\z.\h'.2m+\*(#F'.\h'|\\n:u'\v'\*(#V' .ds 8 \h'\*(#H'\(*b\h'-\*(#H' .ds o \\k:\h'-(\\n(.wu+\w'\(de'u-\*(#H)/2u'\v'-.3n'\*(#[\z\(de\v'.3n'\h'|\\n:u'\*(#] .ds d- \h'\*(#H'\(pd\h'-\w'~'u'\v'-.25m'\f2\(hy\fP\v'.25m'\h'-\*(#H' .ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u' .ds th \*(#[\v'.3m'\s+1I\s-1\v'-.3m'\h'-(\w'I'u*2/3)'\s-1o\s+1\*(#] .ds Th \*(#[\s+2I\s-2\h'-\w'I'u*3/5'\v'-.3m'o\v'.3m'\*(#] .ds ae a\h'-(\w'a'u*4/10)'e .ds Ae A\h'-(\w'A'u*4/10)'E . \" corrections for vroff .if v .ds ~ \\k:\h'-(\\n(.wu*9/10-\*(#H)'\s-2\u~\d\s+2\h'|\\n:u' .if v .ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'\v'-.4m'^\v'.4m'\h'|\\n:u' . \" for low resolution devices (crt and lpr) .if \n(.H>23 .if \n(.V>19 \ \{\ . ds : e . ds 8 ss . ds o a . ds d- d\h'-1'\(ga . ds D- D\h'-1'\(hy . ds th \o'bp' . ds Th \o'LP' . ds ae ae . ds Ae AE .\} .rm #[ #] #H #V #F C .\" ======================================================================== .\" .IX Title "xlcpupool.cfg 5" .TH xlcpupool.cfg 5 "2021-03-24" "4.11.4" "Xen" .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" xlcpupool.cfg \- XL Cpupool Configuration File Syntax .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& /etc/xen/xlcpupool .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" To create a Cpupool with xl requires the provision of a cpupool config file. Typically these live in `/etc/xen/CPUPOOL.cfg` where \s-1CPUPOOL\s0 is the name of the cpupool. .SH "SYNTAX" .IX Header "SYNTAX" A cpupool config file consists of a series of \f(CW\*(C`KEY=VALUE\*(C'\fR pairs. .PP A value \f(CW\*(C`VALUE\*(C'\fR is one of: .ie n .IP "\fB""\s-1STRING""\s0\fR" 4 .el .IP "\fB``\s-1STRING''\s0\fR" 4 .IX Item "STRING" A string, surrounded by either single or double quotes. .IP "\fB\s-1NUMBER\s0\fR" 4 .IX Item "NUMBER" A number, in either decimal, octal (using a \f(CW0\fR prefix) or hexadecimal (using an \f(CW\*(C`0x\*(C'\fR prefix). .IP "\fB[ \s-1VALUE, VALUE, ...\s0 ]\fR" 4 .IX Item "[ VALUE, VALUE, ... ]" A list of \f(CW\*(C`VALUES\*(C'\fR of the above types. Lists are homogeneous and are not nested. .PP The semantics of each \f(CW\*(C`KEY\*(C'\fR defines which form of \f(CW\*(C`VALUE\*(C'\fR is required. .SH "OPTIONS" .IX Header "OPTIONS" .SS "Mandatory Configuration Items" .IX Subsection "Mandatory Configuration Items" The following key is mandatory for any cpupool: .ie n .IP "\fBname=""\s-1NAME""\s0\fR" 4 .el .IP "\fBname=``\s-1NAME''\s0\fR" 4 .IX Item "name=NAME" Specifies the name of the cpupool. Names of cpupools existing on a single host must be unique. .SS "Optional Configuration Items" .IX Subsection "Optional Configuration Items" The following options apply to guests of any type. .ie n .IP "\fBsched=""\s-1SCHED""\s0\fR" 4 .el .IP "\fBsched=``\s-1SCHED''\s0\fR" 4 .IX Item "sched=SCHED" Specifies the scheduler which is used for the cpupool. Valid values for \f(CW\*(C`SCHED\*(C'\fR are: .RS 4 .IP "\fBcredit\fR" 4 .IX Item "credit" the credit scheduler .IP "\fBcredit2\fR" 4 .IX Item "credit2" the credit2 scheduler .IP "\fBrtds\fR" 4 .IX Item "rtds" the \s-1RTDS\s0 scheduler .RE .RS 4 .Sp The default scheduler is the one used for \f(CW\*(C`Pool\-0\*(C'\fR specified as boot parameter of the hypervisor. .RE .ie n .IP "\fBnodes=""\s-1NODES""\s0\fR" 4 .el .IP "\fBnodes=``\s-1NODES''\s0\fR" 4 .IX Item "nodes=NODES" Specifies the cpus of the NUMA-nodes given in \f(CW\*(C`NODES\*(C'\fR (an integer or a list of integers) to be member of the cpupool. The free cpus in the specified nodes are allocated in the new cpupool. .ie n .IP "\fBcpus=""\s-1CPU\-LIST""\s0\fR" 4 .el .IP "\fBcpus=``\s-1CPU\-LIST''\s0\fR" 4 .IX Item "cpus=CPU-LIST" Specifies the cpus that will be member of the cpupool. All the specified cpus must be free, or creation will fail. \f(CW\*(C`CPU\-LIST\*(C'\fR may be specified as follows: .RS 4 .ie n .IP "[""2"", ""3"", ""5""]" 4 .el .IP "[``2'', ``3'', ``5'']" 4 .IX Item "[2, 3, 5]" means that cpus 2,3,5 will be member of the cpupool. .ie n .IP """0\-3,5,^1""" 4 .el .IP "``0\-3,5,^1''" 4 .IX Item "0-3,5,^1" means that cpus 0,2,3 and 5 will be member of the cpupool. A \*(L"node:\*(R" or \&\*(L"nodes:\*(R" modifier can be used. E.g., \*(L"0,node:1,nodes:2\-3,^10\-13\*(R" means that pcpus 0, plus all the cpus of \s-1NUMA\s0 nodes 1,2,3 with the exception of cpus 10,11,12,13 will be memeber of the cpupool. .RE .RS 4 .Sp If neither \fBnodes\fR nor \fBcpus\fR are specified only the first free cpu found will be allocated in the new cpupool. .RE .SH "FILES" .IX Header "FILES" \&\fI/etc/xen/CPUPOOL.cfg\fR .SH "BUGS" .IX Header "BUGS" This document is a work in progress and contains items which require further documentation and which are generally incomplete (marked with \&\s-1XXX\s0). However all options are included here whether or not they are fully documented. .PP Patches to improve incomplete items (or any other item) would be gratefully received on the xen\-devel@lists.xen.org mailing list. Please see for information on how to submit a patch to Xen.