OCFS2 volume with more than 16TB fails to mount due to missing block64 option

This document (7009624) is provided subject to the disclaimer at the end of this document.


SUSE Linux Enterprise Server 11 Service Pack 1
SUSE Linux Enterprise High Availability Extension 11 Service Pack 1


Mounting a OCFS2 volume with more than 16TB fails to mount with the following error message:
(mount.ocfs2,18503,0):ocfs2_journal_addressable:2096 ERROR: The journal cannot address the entire volume. Enable the 'block64' journal option with tunefs.ocfs2

Trying to adjust the filesystem using tunefs.ocfs fails with:
linux:~ # tunefs.ocfs2 -J block64 /dev/mapper/cae_data
tunefs.ocfs2: Unknown journal option: "block64"
Valid journal options are:
Usage: tunefs.ocfs2 [options]<device> [new-size]
       tunefs.ocfs2 -h|--help
       tunefs.ocfs2 -V|--version
[options] can be any mix of:
        -v|--verbose (increases verbosity; more than one permitted)
        -q|--quiet (decreases verbosity; more than one permitted)
        -L|--label <label>
        -N|--node-slots <number-of-node-slots>
        -J|--journal-options <options>
        -Q|--query <query-format>
           --fs-features [no]sparse,...
           --usrquota-sync-interval <interval>
           --grpquota-sync-interval <interval>
[new-size] is only valid with the '-S' option
All sizes can be specified with K/M/G/T/P suffixes


This issue is currently under investigation.


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  • Document ID:7009624
  • Creation Date: 25-Oct-2011
  • Modified Date:12-Oct-2022
    • SUSE Linux Enterprise High Availability Extension
    • SUSE Linux Enterprise Server

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