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The ttya section is used to configure the first serial port (sometimes used as the console) on the SPARC virtual machine.  Using these options it is possible to attach the virtual serial port to a network socket or a physical serial port attached to the host.  The list below describes the options that can be configured:

  • port – Virtual serial port specification.
  • start_console – Start PuTTY at virtual machine boot.
  • type – Virtual serial port type.

 

# Serial controller can be mapped to TCP socket or physical COM port
# on host. The valid type values are "socket", "physical" or "terminal"
type = socket
port = 9000
#type = physical
#port = /dev/ttyS0

# Indicate if start putty console when virtual SS20 starts.
# Valid values are "on" or "off"
start_console = off

port 

Virtual serial port specification.

Syntax

port = port-type

Description

This option 

This option is a comma delimited list of host CPUs (or cores) that the virtual machine is to assign to virtual CPU threads.

The virtual machine will assign affinity automatically if this option is not set.

Virtual Serial Port Types
Port TypeDescription
physicalThe virtual serial port will be attached to a physical serial port attached to the host.
socketThe virtual serial port will be attached to a network port that can be connected to
terminal 

start_console 

Start PuTTY at virtual machine boot.

Syntax

start_console = on | off

Description

This option enables (or disables) the automatic starting of PuTTY when the virtual machine starts.

This option is enabled by default.  If PuTTY is not found, start up of the virtual machine will proceed with an error message logged in the virtual machine log.

type 

Virtual serial port type.

Syntax

io_cpus = cpu-count

Description

Use this option to reserve a specific number of host CPUs (or cores) for virtual machine I/O processing.

If both io_affinity and io_cpus are not set, the virtual machine will automatically reserve one third of the host CPUs (or cores) for I/O processing.

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