1KRUNVM-CHANGEVM(1) KRUNVM-CHANGEVM(1)
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6 krunvm-changevm - Change the configuration of a microVM
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9 krunvm changevm [OPTIONS] microVM
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12 krunvm changevm changes the configuration of an existing microVM.
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14 When run without any OPTIONS, it displays the current configuration of
15 the microVM.
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18 --remove-ports
19 Removes all port mappings.
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21 --remote-volumes
22 Removes all volume mappings.
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24 --cpus NUM
25 Changes the number of vCPUs that will be created for this microVM.
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27 --mem NUM
28 Changes the amount of RAM, in MiB, that will be available to this
29 microVM.
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31 The memory configured for the microVM will not be reserved
32 immediately. Instead, it will be provided as the guest demands it,
33 and both the guest and libkrun (acting as the Virtual Machine
34 Monitor) will attempt to return as many pages as possible to the
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37 --name NAME
38 Assigns a new name to the microVM.
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40 -p, --port HOST_PORT:GUEST_PORT
41 Exposes a port in the guest running in the microVM through a port
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44 This option can be specified multiple times to expose as many guest
45 ports as desired.
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47 -v, --volume HOST_PATH:GUEST_PATH
48 Makes HOST_PATH visible in the guest running in the microVM through
49 GUEST_PATH.
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51 This option can be specified multiple times to make more paths in
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54 -w, --workdir GUEST_PATH
55 Configures GUEST_PATH as the working directory for the first binary
56 executed in the microVM.
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59 krunvm(1), krunvm-create(1)
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63 2022-07-18 KRUNVM-CHANGEVM(1)