Re: [bitcoin-dev] Increased blockspace enabled by SegWit limited to just witness data?

From: Eric Voskuil <eric@voskuil•org>
To: rhavar@protonmail•com
Cc: Bitcoin Protocol Discussion <bitcoin-dev@lists•linuxfoundation.org>
Subject: Re: [bitcoin-dev] Increased blockspace enabled by SegWit limited to just witness data?
Date: Sun, 18 Feb 2018 11:14:22 -0800	[thread overview]
Message-ID: <54BE283E-5DD2-4BD4-9218-DD9E9AFC8A99@voskuil.org> (raw)
In-Reply-To: <Jy0MuLuWihgu3VcuWL_kxYtFK-JTx0u17G3MhQw1EIp4sXTNWBMfhoNruAfrPp3A17HRNXwpbTIAXiTBKHYOKgf3LFfUZEXoglp5VSiC3wc=@protonmail.com>

If the new rule is more restrictive the original limit remains.

e

On Feb 18, 2018, at 11:04, rhavar@protonmail•com wrote:

>> No rule has been “replaced”.
> 
> It really has been. The code is no longer checks the size of a block, but the weight of it. For all intents and purposes the block size limits has been replaced in favor of a block weight limit. It's just been designed such that the new rule is more restrictive than the one it replaces.
> 
> Now, I'm not doubting you can argue the semantics on the difference between "replacing with a more restrictive rule" and "leaving the existing rules, but adding a new one" -- but it's uninteresting and only serves to confuse novice's like CANNON into thinking that there are two rules/spaces/limits for transactions.
> 
> 
> 
> -Ryan
> 
> 
> 
> -------- Original Message --------
>> On February 18, 2018 1:39 PM, Eric Voskuil <eric@voskuil•org> wrote:
>> 
>> As a soft fork, all preceding rules remain in effect. No rule has been “replaced”. Blocks must validate against pre-segwit rules or are invalid. Additional rules are applied that further restrict validity, and consider additional (witness) data in the context of the block.
>> 
>> e
>> 
>>> On Feb 18, 2018, at 09:04, Ryan Havar via bitcoin-dev bitcoin-dev@lists•linuxfoundation.org wrote:
>>> No, you are misunderstanding. The block size limit (1MB) has been replaced in favor of a block weight limit (4M weight). Bytes which must be sent to old clients are weighted at 4 units each which is what allows it to be a soft fork.
>>> So as such, there's not two separate limits or anything.
>>> P.S. what's up with your signature lol
>>> -Ryan
>>> 
>>> -------- Original Message --------
>>>> On February 18, 2018 11:26 AM, CANNON via bitcoin-dev bitcoin-dev@lists•linuxfoundation.org wrote:
>>>> -----BEGIN PGP SIGNED MESSAGE-----
>>>> Hash: SHA512
>>>> I have a question in reference to the increased blockspace enabled
>>>> by the segregated witness upgrade. Is this extra blockspace beyond
>>>> the legacy 1 MB limit limited to just witness data?
>>>> Cannon
>>>> PGP Fingerprint: 2BB5 15CD 66E7 4E28 45DC 6494 A5A2 2879 3F06 E832
>>>> Email: cannon@cannon-ciota•info
>>>> NOTICE: ALL EMAIL CORRESPONDENCE NOT SIGNED/ENCRYPTED WITH PGP SHOULD
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>> 
> 