Heads up: e2fsprogs-1.42-WIP-0702 pushed to rawhide
sandeen at redhat.com
Mon Oct 3 21:11:28 UTC 2011
On 10/3/11 4:05 PM, Richard W.M. Jones wrote:
> On Mon, Oct 03, 2011 at 03:10:43PM -0500, Eric Sandeen wrote:
>> On 10/3/11 1:13 PM, Richard W.M. Jones wrote:
>>> On Mon, Sep 26, 2011 at 02:51:33PM -0500, Eric Sandeen wrote:
>>>> Another little heads up - a newer snapshot is built in rawhide now.
>>>> Anyone who wants to fiddle with large ext4 filesystems, have at
>>>> it please!
>>> Is there any background information to this change that I can read?
>>> I created a 2**60 byte disk, partitioned it, and tried to create an
>>> ext4 filesystem on it, but that doesn't work:
>> heh; going for the gusto I see!
>> Can we maybe start with a mere 500 terabytes? ;)
> Well I started with 2**63-513, but sadly qemu has a bug that prevents
> me from writing to such a disk ...
>>> ><rescue> mke2fs -t ext4 /dev/vda1
>>> mke2fs 1.42-WIP (25-Sep-2011)
>>> Warning: the fs_type huge is not defined in mke2fs.conf
>> Icky, but unrelated to below, I think
>>> /dev/vda1: Cannot create filesystem with requested number of inodes while setting up superblock
>> sounds like it calculated an inode ratio that put it over the 2^32 inode nr. limit.
>> I'll look into it.
> Thanks. Let me know if/when there's anything else I can test.
testing something more real-world (20T ... 500T?) might still be interesting.
I'm finding a couple issues already right up at the theoretical max limit,
just at mkfs time :(
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