Chapter 1. Getting Started
#in the prompt, while the commands that can be performed by a regular user, have
$in their prompt.
What Cockpit Is and Which Tasks It Can Be Used For
- Monitoring basic system features, such as hardware, internet connection, or performance characteristics
- Analyzing the content of the system log files
- Configuring basic networking features, such as interfaces, network logs, packet sizes
- Managing user accounts
- Monitoring and configuring system services
- Creating diagnostic reports
- Setting kernel dump configuration
- Configuring SELinux
- Managing system subscriptions
- Accessing the terminal
1.1. Basic Configuration of the Environment
- Date and Time
- System Locales
- Keyboard Layout
- When installing with the Anaconda installer, see:
- When installing with the Kickstart file, consult:Kickstart Commands and Options in Red Hat Enterprise Linux 7 Installation Guide.
1.1.1. Introduction to Configuring the Date and Time
NTPprotocol, which is implemented by a daemon running in user space. The user space daemon updates the system clock running in the kernel. The system clock can keep time by using various clock sources.
chronyddaemon is used by default. It is available from the chrony package. For more information on configuring and using
chronyd, see Chapter 17, Configuring NTP Using the chrony Suite.
ntpddaemon is available from the ntp package. For more information on configuring and using
ntpd, see Chapter 18, Configuring NTP Using ntpd.
ntpdinstead of default
chronyd, you need to disable
chronyd, install, enable and configure
ntpdas shown in Chapter 18, Configuring NTP Using ntpd.
Displaying the Current Date and Time
timedatectlNote that the
timedatectlcommand provides more verbose output, including universal time, currently used time zone, the status of the Network Time Protocol (NTP) configuration, and some additional information.
1.1.2. Introduction to Configuring the System Locale
/etc/locale.conffile, which is read at early boot by the
systemddaemon. The locale settings configured in
/etc/locale.confare inherited by every service or user, unless individual programs or individual users override them.
- Listing available system locale settings:
- Displaying current status of the system locales settings:
- Setting or changing the default system locale settings:
localectl set-locale LANG=locale
1.1.3. Introduction to Configuring the Keyboard Layout
- Listing available keymaps:
- Displaying current status of keymap settings:
- Setting or changing the default system keymap: