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Re: Problem creating external journal with ext3



Can you verify if the journal has the same block size as the fs?

/not an ext3 expert

> Afternoon,
>
> I've been trying to create a new ext3 that has an external journal.
> I have two 500GB SATA drives (/dev/sda and /dev/sdb) that I'm
> using for my experiments. I partitioned /dev/sda into a single
> partition (/dev/sda1) and I partitioned /dev/sdb into two partitions,
> /dev/sdb1 that is 1024M in size and /dev/sdb2 that is the remainder.
> I want to create an ext3 file system on /dev/sda1 and use /dev/sdb1
> as an external journal. (BTW - I'm running the 2.6.28.7 kernal and
> 1.41.4 for efs2progs).
>
> I've tried various commands and they all fail. What I'm currently
> trying,
>
> mke2fs -O journal_dev /dev/sdb1
> mke2fs -t ext3 -O ^has_journal /dev/sdba1
> tune2fs -o journal_data -j -J device=/dev/sdb1 /dev/sda1
>
> gives me an error at the very end:
>
> tune2fs: The ext2 superblock is corrupt
>        while trying to open journal on /dev/sdb1
>
> Any ideas?
>
> TIA!
>
> Jeff
>
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>



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