Troubleshooting Hangs When Running Format and Other Disk Management Tools
(Doc ID 1385747.1)
Last updated on JULY 13, 2020
Applies to:Solaris Operating System - Version 10 6/06 U2 and later
Information in this document applies to any platform.
Multiple issues can lead to format and other disk management tools to appear to hang due to disk in-use checking.
The goal of this document is to assist you in determining where the issue lies and some methods to resolve the issue.
Note. There is a known issue with Solaris 11.3 , described on this BUG:
Bug 23329230 - Backport 23575819 to 11.3-SRU - Running format against large amount of LUNs 800+
format may run very slow when there is a large amount of disks,
the workaround is to use NOINUSE_CHECK=1 ,
but this Bug is fixed in Oracle Solaris 220.127.116.11.0 (or greater)
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In this Document
|Is disk in-use checking causing the hang?|
|Disk in-use checking confirmed as a cause|
|Disk in-use checking not causing behaviour|