[Lustre-discuss] Problems & partial success on PPC64 (XServe G5) Debian cluster

[Robert Olson]

On Nov 21, 2007, at 4:55 PM, Andreas Dilger wrote:

> On Nov 21, 2007  16:37 -0600, Robert Olson wrote:
>> On Nov 21, 2007, at 4:30 PM, Andreas Dilger wrote:
>>> On Nov 19, 2007  13:25 -0600, Robert Olson wrote:
>>>> OK, early indications are good here. Started out with  MDT on  
>>>> PPC with
>>>> OST
>>>> on intel, ran iozone up to 1M files and it finished without  
>>>> error and
>>>> with
>>>> reasonable performance.
>>>
>>> Can you please run "e2fsck -fn" (from a Lustre-patched e2fsprogs)  
>>> on the
>>> filesystems after your tests.
>>
>> What will that tell me?
>
> It will tell me if some endian bug is corrupting your ext3 filesystem
> (and possibly if there are endian bugs in our e2fsprogs patches)...

Ahh, that would be good to know :-)

Do you mean running it on the underlying OST, or on the filesystem as  
a whole?

hm, dumb question, I don't see a source tarball of the lustre  
e2fsprogs; is there one other than in the src rpms at ftp:// 
ftp.lustre.org/pub/lustre/other/e2fsprogs/.

--bob