cdutil Command

Purpose

Tells the cdromd daemon to suspend or resume management of a device.

Syntax

cdutil { -l | -r | -s [ -k ] } [ -q ] [ -h | -? ] DeviceName

Description

The cdutil command sends an appropriate command to the cdromd daemon which suspends (-s flag) or resumes (-r flag) the management of the device specified by DeviceName.

A device managed by cdromd must be set in suspend state if it needs to be unconfigured (for example for a hotswap of the parent adapter).

The resume flag (-r) asks cdromd to restart polling the device.

Flags

Item Description
-h or -? Displays the command usage message.
-k Do not eject the media when suspending a device.
-l Load the media if one is present in the drive.
-q Specifies silent mode: Doesn't print any information or error messages.
-r Resumes device management by cdromd.
-s Suspends device management by cdromd.
DeviceName Specifies the name of the device.

Exit Status

This command returns the following exit values:

0
No error
>0
An error occurred

Examples

  1. To suspend management of cd0 by cdromd, type:
    cdutil -s cd0
  2. To suspend management of cd0 by cdromd without ejecting the media, type:
    cdutil -s -k cd0
  3. To resume management of cd1 by cdromd without any printed error messages, type:
    cdutil -r -q cd1