IBM PureData System for Analytics, Version 7.1

The nzstop command

Use the nzstop command to stop the IBM® Netezza® software operations. Stopping a system stops all the IBM Netezza processes that were started with the nzstart command.

The nzstop command is a script that initiates a system stop by halting all processing. Any queries in process are aborted and rolled back. Queries and processes typically stop very quickly.

Note: You must run nzstop while logged in as a valid Linux user such as nz on the host. You cannot run the command remotely.

Syntax

The nzstop command uses the following syntax:

nzstop options

Inputs

The nzstop command takes the following inputs:

Table 1. The nzstop inputs
Input	Description
nzstop -h	Displays the help for the nzstop command.
nzstop -timeout `secs`	Specifies the number of seconds to wait for the command to complete before it exits with a timeout error. The default is 300.

Options

The nzstop command takes the following options:

Table 2. The nzstop options
Command	Option	Description
nzstop -h		No options.
nzstop -timeout	<time to wait>	Specifies the timeout value.

Description

The nzstop command does the following:

Privileges required: You must be able to log on to the Netezza system as a valid Linux user such as nz.
Common tasks: Use the nzstop command to stop the system.

Usage

The following provides sample usage:

To display help, enter:
```
nzstop -h
```
To specify a timeout of 300 seconds, enter:
```
nzstop -timeout 300
```