iothreadadd

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Provides an additional I/O thread for a virtual server.

Syntax

Where:

<IOthread-ID>: Is the ID of the I/O thread to be added to the virtual server. The I/O thread ID must be beyond the range of available I/O threads.
<VS>: Is the name, ID, or UUID of the virtual server.

Selected options

--config: Affects the virtual server the next time it is restarted.
--current: Affects the current virtual server.
--domain: Specifies the virtual server.
--id: Specifies the ID of the I/O thread that will be added to the I/O threads of the virtual server.
--live: Affects the current virtual server only if it is running.

Usage

Attaching a device

Example

This example shows the iothreadinfo command for 8 virtual CPUs:

# virsh iothreadinfo vserv1
  IOThread ID     CPU Affinity
  ---------------------------------------------------
   1               0-7
   2               0-7
   3               0-7

# virsh iothreadadd vserv1 4

# virsh iothreadinfo vserv1
  IOThread ID     CPU Affinity
  ---------------------------------------------------
   1               0-7
   2               0-7
   3               0-7
   4               0-7