---
name: "genwqe_echo"
section: "1"
platform: "linux"
package: "genwqe-tools"
version: "4.0.20-2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/genwqe_echo"
---

# genwqe\_echo(1)

IBM Hardware Accelerator Tool.

## NAME

genwqe\_echo - IBM Hardware Accelerator Tool.

## SYNOPSIS

**genwqe\_echo** \[*OPTIONS*\]

## DESCRIPTION

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

**-v**, **--verbose**

- **-C**, **--card**=*CARDNO*\|RED

  Note: RED is for Card Redundant mode

**-A**, **--accelerator-type**=*GENWQE*\|CAPI CAPI is only available for System p

- **-q**, **--quiet**

  quiece output

**-V**, **--version**

**-H**, **--hardware-version**

**-c**, **--count**=*COUNT*

- **-X**, **--cpu**=*CPU*

  only run on this CPU number

- **-D**, **--debug**

  create extended debug data on failure

- **-e**, **--exit-on-err**

  exit program when seeing an error

**-f**, **--flood**

- **-l**, **--preload**=*1*..N

  N \<= 64

**-i**, **--interval**=*INTERVAL\_USEC*

**-s**, **--string**=*TESTSTRING*

- **-p**, **--polling**

  use DDCB polling mode.

This utility sends echo DDCBs either to the service layer or other chip units. It can be used to check the cards health and/or to produce stress on the card to verify its correct function.