inode question: ext4 and ext3

Mag Gam magawake at gmail.com
Mon Dec 29 17:55:45 UTC 2008


While still on topic, is the compression patch e2compr in the mainline kernel?



On Mon, Dec 29, 2008 at 12:53 PM, Eric Sandeen <sandeen at redhat.com> wrote:
> Mag Gam wrote:
>> thanks for the response Eric.
>>
>> I am already setting the bytes per inode ratio :-)
>
> ... then you can set it lower, if you are still running out ...
>
>> I suppose we can wait for brtfs
>
> Well, if we are going to talk about other options, xfs is one as well,
> it also has dynamic inode allocation.  That's better suited for another
> list though.  :)
>
> -Eric
>
>
>>
>>
>> On Mon, Dec 29, 2008 at 12:32 PM, Eric Sandeen <sandeen at redhat.com> wrote:
>>> Mag Gam wrote:
>>>> I was curious if ext4 has dynamic inode allocation. Presently, the
>>>> application we run which resides on ext3; we constantly run out of
>>>> inodes because each file is about 2KB but there are millions of them.
>>> ext4 does not currently have dynamic inode allocation, though there has
>>> been some discussion of that.
>>>
>>> You can create your filesystem with more inodes from the start, though;
>>> -i bytes-per-inode (-i 2048) should be about right.
>>>
>>>> Also, is ext4 going to be a module or has to be compiled into the kernel?
>>> that depends on how you build your kernel, it's a config option.
>>>
>>> -Eric
>>>
>
>




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