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SubjectRe: [NOMERGE] [RFC PATCH 00/12] erofs: introduce erofs file system
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On 2018/6/1 17:28, Richard Weinberger wrote:
> Am Freitag, 1. Juni 2018, 11:11:21 CEST schrieb Gao Xiang:
>>> In which sense is it extendable?
>>
>> Actually, the meaning of an enhanced (means not just read-only, but with the scalable
>> on-disk layout, compression, or fs-verify in the future) read-only file system is emphasized.
>
> ah ok.
>
>> We also think of other candidate full names, such as
>> Enhanced / Extented Read-only File System, all the names short for "erofs" are okay.
>
> TBH, I read "erofs" as "error fs". ;-)
eh..."erofs" indeed comes from the EROFS error code, that is a playful behaviour...
I think the error code of EROFS is not so bad... :'(


Also hope for a better name but not only highlight the compression...
We have some further plans other than the compression.

Anyway, the name is currently not vital tho. :D

>
>>> How does it compare to existing read only filesystems, such as squashfs?
>>>
>>
>> You are quite right.
>>
>> We are now focusing on improving our decompression subsystem and
>> these numbers will be successively added in the future non-RFC patches.
>>
>> We haven't pay much attention on comparing squashfs and erofs
>> yet since we once tried to use squashfs on our products with
>> different block sizes several years ago, it behaves
>> unacceptable in the low free memory scenario besides its
>> performance.
>
> I'm interested in the comparison because I use squashfs often
> for embedded devices on top of ubiblock (raw nand).
> If there is something that can do better, I'm all for it.
>

We're trying our best. ;)

> Thanks,
> //richard
>

Thanks,

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