---
name: "nws_hostadmin"
section: "1"
platform: "linux"
package: "nws"
version: "2.13-6.1"
release: "Debian 5.0 (Lenny)"
platforms: ["linux"]
url: "https://new.carta.tech/nws_hostadmin"
---

# nws\_hostadmin(1)

helps to manage Network Weather Service hosts

## NAME

nws-hostadmin - helps to manage Network Weather Service hosts

## SYNOPSIS

**nws-hostadmin** command \[\[-b path\]\[-B path\]\[-f path\]\[-m path\]\[-M path\]\[-l login\]\[-L login\]\[-s switches\]\[-S switches\] host ...\]

## DESCRIPTION

This manual page explains the  **nws-hostadmin** script. The  **nws-hostadmin** script can assist you in the task of tracking NWS hosts. It is especially useful for keeping track of NWS hosts running on remote machines.

Here is a list of commands you can specify

**add**

adds the host to the NWS hosts data base (see below): no operation is performed on the host itself.

**forget**

removers the host from the NWS hosts data base (see below): no operation is performed on the hosts itself.

**halt**

send a HOST\_DIE message to the host. The host will exit upon receipt.

**kill**

uses SIGKILL to stop the host: to be done only if hosts is unresposive to **halt.**

**start**

start specified services on the hosts (ie nameserver, sensor or memory).

**test**

dusplay the status of the host.

*host* has the format machine\[:type\[:port\]\[,type\[:port\]..\]\] there type can be  memory, nameserver or sensor.

## OPTIONS

- **-b path**

  **use the**  *path* to find the NWS binaries for the next host. Default path is $HOME/nws/bin.

- **-B path**

  search NWS binaries in  *path* for all hosts specified. Deafault is $HOME/nws/bin.

- **-l username**

  use  *username* as login name for the next host. Default is $USER.

- **-L username**

  use  *username* as login name for all specified hosts. Default is $USER.

## BUGS

Bugs list is at  http://nws.cs.ucsb.edu. ⟨http://nws.cs.ucsb.edu⟩

## AUTHOR

NWS is an original idea of Rich Wolski Rich Wolski (rich@cs.ucsb.edu) who came up with the original **nws\_memory.**

Neil Spring, Jim Hayes (jhayes@cs.ucsd.edu) and Martin Swany maintained and enhanced it.

Graziano Obertelli (graziano@cs.ucsb.edu) currently maintains NWS and wrote this man page.

## SEE ALSO

**[nws\_sensor(1)](/nws_sensor/1.md),** **[nws\_search(1)](/nws_search/1.md),** **[nws\_nameserver(1)](/nws_nameserver/1.md),** **[nws\_extract(1)](/nws_extract/1.md)** **halt\_activity(1)**