Oracle VM: OVM3 mkfs(8) On A Free Partition Fails With Error "/dev/sdX is apparently in use by the system; will not make a filesystem here!"
(Doc ID 2520258.1)
Last updated on JUNE 02, 2020
Applies to:Oracle VM - Version 3.3.1 to 3.4.6 [Release OVM33 to OVM34]
Information in this document applies to any platform.
Attempting to create a dom0 filesystem onto a free partition using mkfs(8) fails with the error message:
|# mkfs -t ext4 /dev/sda5
mke2fs 1.43-WIP (20-Jun-2013)
/dev/sda5 is apparently in use by the system; will not make a filesystem here!
This is often seen when a user tries to create a kdump(8) file area with the partition mounted to /var/crash.
Trying to format the first unused partition on a dom0 server.
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