Re: [External] [LSF/MM/BPF BoF] Session for Zoned Storage 2023

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Hi Ming, Matias,

Matias Bjørling <Matias.Bjorling@xxxxxxx> writes:

<snip>

>> >
>> > I think we can consider such discussions:
>> > (1) I assume that we still need to discuss PO2 zone sizes?
>> > (2) Status of ZNS SSD support in F2FS, btrfs (maybe, bcachefs and
>> > other file systems)
>> > (3) Any news from ZoneFS (+ ZenFS maybe)?
>> > (4) New ZNS standard features that we need to support on block layer + FS
>> levels?
>> > (5) ZNS drive emulation + additional testing features?
>> 
>> ZNS drive emulation can be done as one ublk target(userspace implementation
>> with ublk driver extension), and it was discussed before:
>> 
>> https://github.com/ming1/ubdsrv/pull/28
>> 
>> 
>> Thanks,
>> Ming
>
> Hi Ming, 
>
> Andreas recently transitioned from WD to another company. I am not sure if he'll continue this specific work, if he isn’t, my team will pick it up. It already looks very promising.
>
> Thanks, Matias

I joined Samsung recently, and I plan to continue the work on adding
zoned storage support to ublk in that context.

I will send the patches to the relevant lists when they get further
along. I hope your team will evaluate and provide feedback Matias :)

Best regards,
Andreas





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