Is there a partiton size limit?
don fisher
hdf3 at comcast.net
Mon Mar 16 22:15:24 UTC 2009
Norberto Bensa wrote:
> I would assume that 64bit kernels are LBS and LFS by default but I may be wrong.
>
> On 3/16/09, don fisher <hdf3 at comcast.net> wrote:
>> Matthew Flaschen wrote:
>>> Norberto Bensa wrote:
>>>> On Sun, Mar 15, 2009 at 8:32 PM, Norberto Bensa <nbensa at gmail.com> wrote:
>>>>> If you're using server kernels, then I have no idea.
>>>> Oh. I've found this:
>>>>
>>>> http://www.novell.com/documentation/suse91/suselinux-adminguide/html/apas04.html
>>>>
>>>> So you need to tell mkfs.ext to use 8KB blocks
>>> As that page says, 8KB blocks are only available on Alpha, which I doubt
>>> Don has.
>>>
>>>> mkfs.ext3 -b 4096 should give you a 16TB filesystem
>>> 4096 bytes is 4 KB. Luckily, that is sufficient for a 10 TB filesystem
>>> (max of 16 TB with that option).
>>>
>>> Matt Flaschen
>>>
>> The kernel does not have LBD (support for large block devices) or LSF
>> (support for large single files) enabled. Examination of the configure
>> dependencies shows they are both dependent on !64BIT. My machine is
>> 64BIT, so these are available as configurable options.
>>
>> In the past, under Fedora, these both were enable and my option was Y. I
>> do not know if LBD and LSF are patches to let 32BIT machines handle
>> large files or a bug in the kernel. The same definition exists in the
>> latest at kernel.org.
>>
>> I have been doing science for awhile, so have forgotten a lot of the
>> details. And the switch from Fedora to Ubuntu has complicated the
>> situation a bit. I do not remember how the limits on file system size
>> are reflected in the work size.
>>
>> Don
>>
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>
I will post progress when I get somewhere. I have tried to build a new
kernel from the online source, but it will not boot. The screen goes by
so fast I cannot se what the problem is. I need to connect my laptop to
the serial port, set the boot param, and find out what was wrong.
I included ext3, my sata driver etc. into the kernel. I might have
missed something.
don
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| Don Fisher hdf3 at comcast.net |
| 865 W. Cresta Loma Dr. VOICE: (520)888-7613 |
| Tucson, AZ. 85704-3705 |
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