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1<?xml version="1.0" encoding="UTF-8"?>
2<!--
3 manpage, user manual, usage: VBoxManage bandwidthctl
4-->
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26<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
27 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd"[
28<!ENTITY % all.entities SYSTEM "all-entities.ent">
29%all.entities;
30]>
31<refentry id="vboxmanage-bandwidthctl" lang="en">
32 <refentryinfo>
33 <pubdate>$Date: 2023-03-23 21:47:01 +0000 (Thu, 23 Mar 2023) $</pubdate>
34 <title>VBoxManage bandwidthctl</title>
35 </refentryinfo>
36
37 <refmeta>
38 <refentrytitle>VBoxManage-bandwidthctl</refentrytitle>
39 <manvolnum>1</manvolnum>
40 </refmeta>
41
42 <refnamediv>
43 <refname>VBoxManage-bandwidthctl</refname>
44 <refpurpose>manage bandwidth groups</refpurpose>
45 <refclass>&product-name;</refclass>
46 </refnamediv>
47
48 <refsynopsisdiv>
49 <cmdsynopsis id="synopsis-vboxmanage-bandwidthctl-add">
50<!-- The 'id' is mandatory and must start with 'synopsis-'. -->
51 <command>VBoxManage bandwidthctl</command>
52 <group choice="req">
53 <arg choice="plain"><replaceable>uuid</replaceable></arg>
54 <arg choice="plain"><replaceable>vmname</replaceable></arg>
55 </group>
56 <arg choice="plain">add</arg>
57 <arg choice="req"><replaceable>bandwidth-group-name</replaceable></arg>
58 <arg choice="req">--limit=<replaceable>bandwidth-limit</replaceable>[k|m|g|K|M|G]</arg>
59 <arg choice="req">--type=disk|network</arg>
60 </cmdsynopsis>
61
62 <cmdsynopsis id="synopsis-vboxmanage-bandwidthctl-list">
63 <command>VBoxManage bandwidthctl</command>
64 <group choice="req">
65 <arg choice="plain"><replaceable>uuid</replaceable></arg>
66 <arg choice="plain"><replaceable>vmname</replaceable></arg>
67 </group>
68 <arg choice="plain">list</arg>
69 <arg>--machinereadable</arg>
70 </cmdsynopsis>
71
72 <cmdsynopsis id="synopsis-vboxmanage-bandwidthctl-remove">
73 <command>VBoxManage bandwidthctl</command>
74 <group choice="req">
75 <arg choice="plain"><replaceable>uuid</replaceable></arg>
76 <arg choice="plain"><replaceable>vmname</replaceable></arg>
77 </group>
78 <arg choice="plain">remove</arg>
79 <arg choice="req"><replaceable>bandwidth-group-name</replaceable></arg>
80 </cmdsynopsis>
81
82 <cmdsynopsis id="synopsis-vboxmanage-bandwidthctl-set">
83 <command>VBoxManage bandwidthctl</command>
84 <group choice="req">
85 <arg choice="plain"><replaceable>uuid</replaceable></arg>
86 <arg choice="plain"><replaceable>vmname</replaceable></arg>
87 </group>
88 <arg choice="plain">set</arg>
89 <arg choice="req"><replaceable>bandwidth-group-name</replaceable></arg>
90 <arg choice="req">--limit=<replaceable>bandwidth-limit</replaceable>[k|m|g|K|M|G]</arg>
91 </cmdsynopsis>
92 </refsynopsisdiv>
93
94 <refsect1>
95 <title>Description</title>
96 <para>
97 The <command>VBoxManage bandwidthctl</command> command enables you
98 to manage bandwidth groups for virtual machines (VMs). A bandwidth
99 group specifies the bandwidth limit for the disks or for the
100 network adapters of a VM.
101 </para>
102 <para>
103 Note that a network bandwidth limit applies only to the outbound
104 traffic from the VM. The inbound traffic is unlimited.
105 </para>
106 <refsect2 id="vboxmanage-bandwidthctl-add">
107 <title>Create a Bandwidth Group</title>
108 <remark role="help-copy-synopsis"/>
109 <para>
110 The <command>VBoxManage bandwidthctl add</command> command
111 creates a bandwidth group for the specified VM. You must specify
112 whether the bandwidth group is for disks or for networks, and
113 specify the bandwidth limit.
114 </para>
115 <variablelist>
116 <varlistentry>
117 <term><option><replaceable>uuid</replaceable> | <replaceable>vmname</replaceable></option></term>
118 <listitem><para>
119 Specifies the Universally Unique Identifier (UUID) or the
120 name of the VM.
121 </para></listitem>
122 </varlistentry>
123 <varlistentry>
124 <term><option><replaceable>bandwidth-group-name</replaceable></option></term>
125 <listitem><para>
126 Specifies the name of the bandwidth group.
127 </para></listitem>
128 </varlistentry>
129 <varlistentry>
130 <term><option>--type=disk|network</option></term>
131 <listitem><para>
132 Specifies the type of the bandwidth group:
133 <literal>disk</literal> and <literal>network</literal>.
134 For more information, see
135 <xref linkend="storage-bandwidth-limit" /> or
136 <xref linkend="network_bandwidth_limit" />.
137 </para></listitem>
138 </varlistentry>
139 <varlistentry>
140 <term><option>--limit=<replaceable>bandwidth-limit</replaceable>[k|m|g|K|M|G]</option></term>
141 <listitem><para>
142 Specifies the bandwidth limit for a bandwidth group. The
143 default unit is megabytes per second. You can modify this
144 value while the VM is running.
145 </para><para>
146 You can change the unit by appending one of the following
147 unit specifiers to the bandwidth limit:
148 </para><itemizedlist>
149 <listitem><para>
150 <literal>k</literal> &ndash; kilobits per second
151 </para></listitem>
152 <listitem><para>
153 <literal>m</literal> &ndash; megabits per second
154 </para></listitem>
155 <listitem><para>
156 <literal>g</literal> &ndash; gigabits per second
157 </para></listitem>
158 <listitem><para>
159 <literal>K</literal> &ndash; kilobytes per second
160 </para></listitem>
161 <listitem><para>
162 <literal>M</literal> &ndash; megabytes per second
163 </para></listitem>
164 <listitem><para>
165 <literal>G</literal> &ndash; gigabytes per second
166 </para></listitem>
167 </itemizedlist></listitem>
168 </varlistentry>
169 </variablelist>
170 </refsect2>
171 <refsect2 id="vboxmanage-bandwidthctl-list">
172 <title>List Bandwidth Groups</title>
173 <remark role="help-copy-synopsis"/>
174 <para>
175 The <command>VBoxManage bandwidthctl list</command> command
176 lists the all the bandwidth groups that have been defined for
177 the specified VM. Use the <option>--machinereadable</option>
178 option to produce the output in a machine-readable format, which
179 uses name-value pairs.
180 </para>
181 <variablelist>
182 <varlistentry>
183 <term><option><replaceable>uuid</replaceable> | <replaceable>vmname</replaceable></option></term>
184 <listitem><para>
185 Specifies the UUID or the name of the VM.
186 </para></listitem>
187 </varlistentry>
188 <varlistentry>
189 <term><option>--machinereadable</option></term>
190 <listitem><para>
191 Outputs the information about the bandwidth groups in
192 name-value pairs.
193 </para></listitem>
194 </varlistentry>
195 </variablelist>
196 </refsect2>
197 <refsect2 id="vboxmanage-bandwidthctl-remove">
198 <title>Remove a Bandwidth Group</title>
199 <remark role="help-copy-synopsis"/>
200 <para>
201 The <command>VBoxManage bandwidthctl remove</command> command
202 removes a bandwidth group.
203 </para>
204 <note>
205 <para>
206 To successfully remove a bandwidth group, ensure that it is
207 not referenced by any disk or adapter in the running VM.
208 </para>
209 </note>
210 <variablelist>
211 <varlistentry>
212 <term><option><replaceable>uuid</replaceable> | <replaceable>vmname</replaceable></option></term>
213 <listitem><para>
214 Specifies the UUID or the name of the VM.
215 </para></listitem>
216 </varlistentry>
217 <varlistentry>
218 <term><option><replaceable>bandwidth-group-name</replaceable></option></term>
219 <listitem><para>
220 Specifies the name of the bandwidth group.
221 </para></listitem>
222 </varlistentry>
223 </variablelist>
224 </refsect2>
225 <refsect2 id="vboxmanage-bandwidthctl-set">
226 <title>Modify the Bandwidth Limit of a Bandwidth Group</title>
227 <remark role="help-copy-synopsis"/>
228 <para>
229 The <command>VBoxManage bandwidthctl set</command> command
230 modifies the bandwidth limit for a bandwidth group.
231 </para>
232 <variablelist>
233 <varlistentry>
234 <term><option><replaceable>uuid</replaceable> | <replaceable>vmname</replaceable></option></term>
235 <listitem><para>
236 Specifies the UUID or the name of the VM.
237 </para></listitem>
238 </varlistentry>
239 <varlistentry>
240 <term><option><replaceable>bandwidth-group-name</replaceable></option></term>
241 <listitem><para>
242 Specifies the name of the bandwidth group.
243 </para></listitem>
244 </varlistentry>
245 <varlistentry>
246 <term><option>--limit=<replaceable>bandwidth-limit</replaceable>[k|m|g|K|M|G]</option></term>
247 <listitem><para>
248 Specifies the bandwidth limit for a bandwidth group. The
249 default unit is megabytes per second. You can modify this
250 value while the VM is running.
251 </para><para>
252 You can change the unit by appending one of the following
253 unit specifiers to the bandwidth limit:
254 </para><itemizedlist>
255 <listitem><para>
256 <literal>k</literal> &ndash; kilobits per second
257 </para></listitem>
258 <listitem><para>
259 <literal>m</literal> &ndash; megabits per second
260 </para></listitem>
261 <listitem><para>
262 <literal>g</literal> &ndash; gigabits per second
263 </para></listitem>
264 <listitem><para>
265 <literal>K</literal> &ndash; kilobytes per second
266 </para></listitem>
267 <listitem><para>
268 <literal>M</literal> &ndash; megabytes per second
269 </para></listitem>
270 <listitem><para>
271 <literal>G</literal> &ndash; gigabytes per second
272 </para></listitem>
273 </itemizedlist></listitem>
274 </varlistentry>
275 </variablelist>
276 </refsect2>
277 </refsect1>
278
279 <refsect1>
280 <title>Examples</title>
281 <remark role="help-scope" condition="GLOBAL"/>
282 <para>
283 The following example shows how to use the <command>VBoxManage
284 bandwidthctl</command> command to create the
285 <literal>Limit</literal> bandwidth group and set the limit to 20
286 Mbps. Then use the <command>VBoxManage modifyvm</command> command
287 to assign this bandwidth group to the first and second adapters of
288 the <literal>vm1</literal> VM.
289 </para>
290<screen>$ VBoxManage bandwidthctl "vm1" add Limit --type network --limit 20m
291$ VBoxManage modifyvm "vm1" --nicbandwidthgroup1 Limit
292$ VBoxManage modifyvm "vm1" --nicbandwidthgroup2 Limit</screen>
293 <para>
294 You can dynamically modify the limit of a bandwidth group while
295 the VM is running. The following example shows how to modify the
296 limit for the <literal>Limit</literal> bandwidth group from 20
297 Mbps to 100 kbps:
298 </para>
299<screen>$ VBoxManage bandwidthctl "vm1" set Limit --limit 100k</screen>
300 <para>
301 The following command disables shaping for all adapters in the
302 <literal>Limit</literal> bandwidth group by specifying a limit of
303 zero (<literal>0</literal>):
304 </para>
305<screen>$ VBoxManage bandwidthctl "vm1" set Limit --limit 0</screen>
306 </refsect1>
307</refentry>
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