[Bitcoin-development] Block Size Increase Requirements

[Pindar Wong]

On Sat, May 30, 2015 at 9:57 PM, Gavin Andresen <gavinandresen at gmail.com>
wrote:

> On Fri, May 29, 2015 at 7:42 PM, Chun Wang <1240902 at gmail.com> wrote:
>
>> Hello. I am from F2Pool. We are currently mining the biggest blocks on
>> the network.
>
>
> Thanks for giving your opinion!
>
>
>
>> Bad miners could attack us and the network with artificial
>> big blocks.
>
>
> How?
>
> I ran some simulations, and I could not find a network topology where a
> big miner producing big blocks could cause a loss of profit to another
> miner (big or small) producing smaller blocks:
>
> http://gavinandresen.ninja/are-bigger-blocks-better-for-bigger-miners
>
> (the 0.3% advantage I DID find was for the situation where EVERYBODY was
> producing big blocks).
>
>
>> We think
>> the max block size should be increased, but must be increased
>> smoothly, 2 MB first, and then after one or two years 4 MB, then 8 MB,
>> and so on. Thanks.
>
>
> Why 2 MB ?   You said that server bandwidth is much more expensive in
> China; what would be the difference in your bandwidth costs between 2MB
> blocks and 20MB blocks?
>

Perhaps we should arrange to run some more 'simulations' with miners from
China and elsewhere?

Let me know there's interest to do.

p.

>
>
> --
> --
> Gavin Andresen
>
>
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