Linux in a Nutshell, Fifth Edition

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Chapter 3: Linux Commands

This is the Title of the Book, eMatter Edition

Copyright © 2006 O’Reilly & Associates, Inc. All rights reserved.

/etc/mail/helpfile

SMTP help file.

/etc/mail/statistics

Statistics file.

/etc/aliases

Alias file, in text form.

/etc/aliases.db

Alias file in dbm format. Created by newaliases

/var/spool/mqueue

Directory in which the mail queue and temporary files reside.

sensors

sensors [options] [chips]

Display current readings of all sensor chips and set limits as speci-

fied in the configuration file. The default configuration file is /etc/

sensors.conf.

Options

-A Omit adapter and algorithm for each chipset.

-c [config-file]

Specify a configuration file. The default value is sensor.conf,

and the default paths are searched in this order: /etc, /usr/lib/

sensors, /usr/local/lib/sensors, /usr/lib, /usr/local/lib, and . (the

current directory).

-f Print temperatures in Fahrenheit, not Celsius.

-h Display help information and exit.

-s Evaluate all set statements in the configuration file. Requires

superuser privileges.

-u Treat all chips as unknown. Used for testing purposes. The

output quality will be lower.

-v Display version information and exit.

seq

seq [options] [first [increment]] last

Print the numbers from first through last by increment. The default

is to print one number per line to standard output. Both first and

increment can be omitted and default to 1, but if first is omitted ...