Advanced Options panel

Last published : Jun 19, 2026
Use this wizard panel to specify the advanced file system and mount options. The options available depend on the type of file system.
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Table: Advanced options for vxfs, ufs, ext2, ext3, and ext4

Field Description
Log size (blocks) Specify
the activity logging area size by providing a value for
the log size.
Extra Options Use this area to define other mount options.
See the mkfs(1) manual pages.
For example: version=8. Separate by comma(,) for specifying multiple values.
Label Define a label for the file system.
Extra options Use this area to define other mount options.
See the mkfs(1) manual pages.
For example: mtb=y. Separate by comma(,) for specifying multiple values.
Extra options Use this area to define other mount options.
See the mkfs(1) manual pages.
For example: creator-os . Separate by comma(,) for specifying multiple values.
External log device Enter the name / LABEL of log (journal) block device.
Log size (blocks) Specify
the activity logging area size by providing a value for
the log size.
Extra options Use this area to specify additional parameters to create file systems.
See the mkfs(1) manual pages.
For example: creator-os . Separate by comma(,) for specifying multiple values.
Extra options Use this area to specify additional parameters to create file systems.
See the mkfs(1) manual pages.
For example: creator-os . Separate by comma(,) for specifying multiple values.
Advanced options for vxfs Advanced options for ufs Advanced options for ext2 Advanced options for ext3 Advanced options for ext4

Table: Advanced mount options for vxfs, ufs, ext2, ext3, and ext4

Field Description
File system caching policy Select one of the following\:
- default
- direct
- dsync
- closesync
- tempcache
- unbuffered
See the mount(1) manual pages.
Convert osync policy Select one of the following\:
- default
- direct
- dsync
- closesync
- delay
- unbuffered
See the mount(1) manual pages.
I/O handling policy Select one of the following\:
- default
- mwdisable
- wdisable
- nodisable
- mdisable
- disable
See the mount(1) manual pages.
Clear data extents Select the check box to clear all data extents before file allocation.
Disable access time recording Select the check box to disable access time recording.
Extra options Use this area to define other mount options.
See the mount(1) manual pages.
For example: logiosize=4096. Separate by comma(,) for specifying multiple values.
Extra options Use this area to define other mount options.
See the mount(1) manual pages.
For example: for ufs: quota. For ext2, ext3, and ext4: async. Separate by comma(,) for specifying multiple values.
Advanced mount options for vxfs Advanced mount options for ufs, ext2, ext3, and ext4
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