Iostat "Illegal Requests" and "Device Not Ready" Counter Increase Every Hour
(Doc ID 1905565.1)
Last updated on OCTOBER 05, 2022
Applies to:
Solaris Operating System - Version 10 3/05 and later
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)
Symptoms
Monitoring system health by looking at "iostat -iE" output will show that error counter "Device Not Ready" and "Hard Error" increase on DVDrom device:
Changes
OS version is Solaris 10 or higher
Cause
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