Skip to main content
NetApp Knowledge Base

What do "invalid words" errors mean and how are they resolved?

Last Updated:

Applies to

Any version of Data OnTap


"Invalid words" errors is seen in fibre channel stats for NetApp controller.  This article discusses what these errors mean.

From the filer side "invalid words" errors are seen when running commands to view FCP adapter stats.

In 7mode 

Filer>fcp stats

Statistics for adapter 0c:

Read Ops:               607021523
Write Ops:              1779814007
Other Ops:              11872337
KBytes In:              13499116753
KBytes Out:             17610629171

Invalid Transmit Words: 1977

In Clustered OnTap

Cluster::*> network fcp adapter stats -node <node> -adapter <adapter>

node: node1

                       Adapter: 0c
      Number of adapter resets: 0
      Number of frames overrun: -
     Number of frames underrun: -

Invalid words transmitted: 1983


Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.