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Re: [Extra] draft-ietf-extra-quota: 64 bit numbers

Timo Sirainen <timo@sirainen.com> Mon, 22 June 2020 14:08 UTC

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From: Timo Sirainen <timo@sirainen.com>
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Date: Mon, 22 Jun 2020 17:08:25 +0300
Cc: extra@ietf.org, Alexey Melnikov <alexey.melnikov@isode.com>
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To: Arnt Gulbrandsen <arnt@gulbrandsen.priv.no>
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Subject: Re: [Extra] draft-ietf-extra-quota: 64 bit numbers
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On 22. Jun 2020, at 16.40, Arnt Gulbrandsen <arnt@gulbrandsen.priv.no> wrote:
> 
> On Monday 22 June 2020 14:23:25 CEST, Timo Sirainen wrote:
>> On 22. Jun 2020, at 15.11, Alexey Melnikov <alexey.melnikov@isode.com> wrote:
>>> On 17/06/2020 22:30, Timo Sirainen wrote:
>>> ...
>> 
>> Yes. I think this 63/64bit issue was discussed some time ago already. Maybe related to some other extension.
> 
> How about making ALL 32-bit numbers 63-bit in 4rev2? This may require nothing more than an entry in Appendix D.

I wouldn't make sequences or UIDs more than 32bit. I don't see much benefits, only a lot of extra complexity and waste of memory/disk space.

I wouldn't mind making message sizes (literals, RFC822.SIZE) 63bit though. Dovecot has actually internally done that already since the beginning.

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