Solaris 11, iostat show inactive tape devs as 100 % busy (Doc ID 1622343.1)

Last updated on JANUARY 14, 2016

Applies to:

Solaris SPARC Operating System - Version 11 11/11 and later
Information in this document applies to any platform.

Symptoms

Solaris 11.1 using FC  tape drives:

when running an iostat -xMmn, command can show devices 100% busy
even when the devices are not loaded and inactive.

Ex :


    0.0    0.0    0.0    0.0  0.0 141.0    0.0    0.0   0 100 rmt/3
    0.0    0.0    0.0    0.0  0.0 139.0    0.0    0.0   0 100 rmt/0
    0.0    0.0    0.0    0.0  0.0 139.0    0.0    0.0   0 100 rmt/1

    0.0    0.0    0.0    0.0  0.0 141.0    0.0    0.0   0 100 rmt/3
    0.0    0.0    0.0    0.0  0.0 139.0    0.0    0.0   0 100 rmt/0
    0.0    0.0    0.0    0.0  0.0 139.0    0.0    0.0   0 100 rmt/1

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms