Disk definition file (esadisk.conf)

Format

# comment
exclude: disk-device-name
check: disk-device-name

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Overview

If there is a disk device that you want to exclude from retrieval, specify it in the esadisk.conf disk definition file.

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Location

Linux: /etc/SnmpAgent.d/esadisk.conf

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Detailed description

Specify the names of the disk devices that you want to exclude from retrieval.

exclude:

The information on the disk device that has the specified disk device name is not retrieved. A space is required after exclude:. A maximum of 1,033 characters can be specified per line.

• disk-device-name

  Specify a disk device name. The maximum number of characters allowed is 1,024.

  You can specify an asterisk (*) as a wildcard at the end of a disk device name. The asterisk (*) is used to refer to any character string, including an empty string. For example, the device name sda* matches sda, sda1, and so on.

check:

Among the disk device names specified in exclude:, specify any exceptions that are to be retrieved. A space is required after check:. A maximum of 1,033 characters can be specified per line.

• disk-device-name

  Specify a disk device name. The maximum number of characters allowed is 1,024.

  You can specify an asterisk (*) as a wildcard at the end of a disk device name. The asterisk (*) is used to refer to any character string, including an empty string. For example, the device name sda* matches sda, sda1, and so on.

#

The remainder of the line starting with a hash mark (#) is treated as a comment. A comment must be expressed as a string of ASCII characters.

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Initial settings

The following values are set as initial settings in esadisk.conf:

exclude: fd*
exclude: loop*
exclude: ram*
exclude: scd*
exclude: sr*

• exclude: fd* specifies that disk device information for floppy disks is not to be retrieved.

• exclude: loop* specifies that disk device information for loopback devices is not to be retrieved.

• exclude: ram* specifies that disk device information for RAM disks is not to be retrieved.

• exclude: scd* and exclude: sr* specify that disk device information for SCSI CD-ROM devices is not to be retrieved.

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Definition examples

In an environment where sda, sda1, sda2, and sda3 can be retrieved, the following example excludes sda[1-3] from retrieval:

# Get only sda.
exclude: sda*
check: sda

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Setting procedure

Perform the following steps in order to apply the settings in esadisk.conf:

1. If SNMP Agent is running, execute the command /opt/CM2/ESA/bin/snmpstop as a superuser.

2. Edit esadisk.conf with an editor.

3. Execute the command /opt/CM2/ESA/bin/snmpstart as a superuser.

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