Heads up: e2fsprogs-1.42-WIP-0702 pushed to rawhide

Eric Sandeen sandeen at redhat.com
Mon Oct 3 20:10:43 UTC 2011

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? ;)

>   ><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.


>   ><rescue> parted /dev/vda print
>   Model: Virtio Block Device (virtblk)
>   Disk /dev/vda: 1126TB
>   Sector size (logical/physical): 512B/512B
>   Partition Table: gpt
>   Number  Start   End     Size    File system  Name  Flags
>    1      32.8kB  1126TB  1126TB               p1
> Rich.

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