---
name: "hpiwdt"
section: "1"
platform: "linux"
package: "openhpi-clients"
version: "3.8.0-2.3"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/hpiwdt"
---

# hpiwdt(1)

This sample openhpi application reads and enables the watchdog timer.

## NAME

hpiwdt -  This sample openhpi application reads and enables the watchdog timer.

## SYNOPSIS

```
 hpiwdt [-D nn] [-N host[:port]] [-C <cfgfile>] [-t sec] [-X] [-h]
 hpiwdt [--domain=nn] [--host=host[:port]] [--cfgfile=file]
        [--disable][--enable][--reset][--timeout n] [--debug] [--help]
```

## DESCRIPTION

hpiwdt reads and enables the watchdog timer.

If no domain or host is selected, hpiwdt uses the default domain as specified in the openhpiclient.conf file.

## OPTIONS

### Help Options:

- **-h**, **--help**

  Show help options

### Application Options:

- **-e**, **--enable**

  Enables the watchdog timer

- **-d**, **--disable**

  Disables the watchdog timer

- **-r**, **--reset**

  Resets the watchdog timer

- **-t** *sec*, **--timeout**=*sec*

  Sets timeout to *sec* seconds

- **-D** *nn*, **--domain**=*nn*

  Select domain id *nn*

- **-X**, **--debug**

  Display debug messages

- **-N** *"host\[:port\]"*, **--host**=*"host\[:port\]"*

  Open session to the domain served by the daemon at the specified URL (host:port). This option overrides the OPENHPI\_DAEMON\_HOST and OPENHPI\_DAEMON\_PORT environment variables. If host contains ':' (for example IPv6 address) then enclose it in square brackets. For example: *"\[::1\]"* or *"\[::1\]:4743"*.

- **-C** *"file"*, **--cfgfile**=*"file"*

  Use passed file as client configuration file. This option overrides the OPENHPICLIENT\_CONF environment variable.

## SEE ALSO

```
         hpi_shell
         hpialarms      hpifan         hpipower       hpithres
         hpidomain      hpigensimdata  hpireset       hpitop
         hpiel          hpiiinv        hpisensor      hpitree
         hpievents      hpionIBMblade  hpisettime     hpixml
         ohdomainlist   ohhandler      ohparam
```

## AUTHORS

Authors of this man page:

```
 Peter D Phan (pdphan@users.sourceforge.net)
 Ulrich Kleber (ulikleber@users.sourceforge.net)
 Anton Pak (avpak@users.sourceforge.net)
```