# Boot Information Management

### 1. Function Overview

As system boot information, this product manages the information shown in the table below.

Management item | Description
--- | ---
System startup time | Time that the system booted up
Running firmware information | Firmware version currently running, and date generated
Firmware information for previous startup | Version and generated date of the firmware for the previous startup
Reason for boot | Reason why the system booted up. The following are recorded: * Startup due to power-on * Restart due to the reload command * Restart due to the cold start command * Restart due to the startup-config select command * Restart due to the boot prioritize sd command * Restart due to the restore system command * Restart due to the stack enable command * Restart due to firmware updates * Restart due to memory exhaustion * Restart due to kernel panic * Restart due to abnormal termination of process

This product stores the current boot information and information on the previous four boots, for a total of five boot records.

### 2. Related Commands

Related commands are indicated below.
For details on the commands, refer to the Command Reference.

Operations | Operating commands
--- | ---
Show boot information | show boot
Clear boot information | clear boot list

### 3. Examples of Command Execution

#### 3.1. Show boot information

- This shows the current boot information.

      Yamaha>show boot 0
       Running EXEC: SWX2310P Rev.2.02.02 (Tue Dec  5 11:37:39 2017)
      Previous EXEC: SWX2310P Rev.2.02.02 (Tue Dec  5 11:37:39 2017)
      Restart by reload command

- This shows a list of the boot history.

      Yamaha>show boot list
      No. Date       Time     Info
      --- ---------- -------- -------------------------------------------------
        0 2018/03/15 09:50:29 Restart by reload command
        1 2018/03/14 20:24:40 Power-on boot
      --- ---------- -------- -------------------------------------------------

#### 3.2. Clear boot information

- This clears the boot information.

      Yamaha#clear boot list

### 4. Points of Caution

None.

### 5. Related Documentation

None.

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