iothreaddel

Removes an I/O thread from a virtual server.

If the specified I/O thread is assigned to a virtual block device that belongs to the current configuration of the virtual server, it is not removed.

Syntax

Where:

<IOthread-ID>: Is the ID of the I/O thread to be deleted from the virtual server.
<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 removed from the I/O threads of the virtual server.
--live: Affects the current virtual server only if it is running.

Usage

Detaching 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 iothreaddel vserv1 3

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