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From: gb <kiwigb@yahoo.com>
To: bitcoin-development@lists.sourceforge.net
Subject: Re: [Bitcoin-development] [Bulk] Re: Fwd: Block Size Increase Requirements
Date: Mon, 01 Jun 2015 01:31:25 +1200	[thread overview]
Message-ID: <1433079085.5422.10.camel@yahoo.com> (raw)
In-Reply-To: <CABsx9T37jE3AtmUOOuW+emLGTparbS6OozPRL_hCrC+2JEzxgQ@mail.gmail.com>


Aren't you calculating bandwidth for a singly-connected node? A "highly
connected" miner could have 30-100 node connections so you probably need
to increase your traffic estimates by that factor.

I.e. For 100MB blocks, 30-100 Mbps and $60-$100 per day data costs.

> You should be able to handle 20MB blocks no problem; if I round up to
> 100MB per block that works out to 1.3Mbps.
> 
> 
>         We also use Aliyun and Linode cloud services for block
>         propagation. As of May 2015, the price is 0.13 U.S. dollars
>         per GB for
>         100Mbps connectivity at Aliyun.
> 
> 
> That speed will handle 20MB blocks no problem.
> 
> 
> If each 20MB block is 100MB of data up/down the wire (I'm vastly
> over-estimating, after optimization it should be 40MB) then you'll be
> paying...uhhh:
> 
> 
> 0.1 GB / block-data-on-wire * 144 blocks/day * 30.5 days/month * 0.13
> $ / GB = $57
> 
> 
> Less than $2 per day in bandwidth.
>  
>         For a single cross-border TCP
>         connection, it would be certainly far slower than 12.5 MB/s. 
> 
> 
> That's OK, you'll 1.3Mbps or less


> -- 
> --
> Gavin Andresen
> 
> ------------------------------------------------------------------------------
> _______________________________________________
> Bitcoin-development mailing list
> Bitcoin-development@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/bitcoin-development





  reply	other threads:[~2015-05-31 13:31 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-07 22:02 [Bitcoin-development] Block Size Increase Requirements Matt Corallo
2015-05-07 23:24 ` Joseph Poon
2015-05-08  0:05 ` Peter Todd
2015-05-08  6:33   ` Arkady
2015-05-08 10:03 ` Mike Hearn
2015-05-08 16:37   ` Peter Todd
2015-05-08 19:47     ` Tier Nolan
2015-05-09  3:08       ` Peter Todd
2015-05-16  4:39         ` Stephen
2015-05-16 11:29           ` Tier Nolan
2015-05-16 11:25         ` Tier Nolan
2015-05-29 22:36 ` Gavin Andresen
2015-05-29 23:25   ` Matt Corallo
     [not found]     ` <CABsx9T3__mHZ_kseRg-w-x2=8v78QJLhe+BWPezv+hpbFCufpw@mail.gmail.com>
2015-05-30 19:32       ` Matt Corallo
2015-05-30 20:37         ` Gavin Andresen
2015-05-31 14:46           ` Jorge Timón
2015-05-31 14:49             ` Gavin Andresen
2015-05-31 14:59               ` Jorge Timón
2015-05-31 15:08                 ` Gavin Andresen
2015-05-31 15:45                   ` Jorge Timón
2015-05-29 23:42 ` Chun Wang
2015-05-30 13:57   ` Gavin Andresen
2015-05-30 14:08     ` Pindar Wong
2015-05-30 22:05     ` Alex Mizrahi
2015-05-30 23:16       ` Brian Hoffman
2015-05-31  0:13         ` Alex Mizrahi
2015-05-31  5:05       ` gb
     [not found]     ` <CAFzgq-z5WCznGhbOexS0XESNGAVauw45ewEV-1eMij7yDT61=Q@mail.gmail.com>
2015-05-31  1:31       ` [Bitcoin-development] Fwd: " Chun Wang
2015-05-31  2:20         ` Pindar Wong
2015-05-31 12:40         ` Gavin Andresen
2015-05-31 13:45           ` Alex Mizrahi
2015-05-31 14:54             ` Gavin Andresen
2015-05-31 22:55               ` Alex Mizrahi
2015-05-31 23:23                 ` Ricardo Filipe
2015-05-31 23:40                   ` Pindar Wong
2015-05-31 23:58                     ` Ricardo Filipe
2015-06-01  0:03                       ` Pindar Wong
2015-06-01  7:57                   ` Alex Mizrahi
2015-06-01 10:13                     ` Mike Hearn
2015-06-01 10:42                       ` Pindar Wong
2015-06-01 11:26                         ` Peter Todd
2015-06-01 12:19                           ` Pindar Wong
2015-06-01 11:02                       ` Chun Wang
2015-06-01 11:09                         ` Pindar Wong
2015-06-01 11:20                         ` Chun Wang
2015-06-01 13:59                           ` Gavin Andresen
2015-06-01 14:08                             ` Chun Wang
2015-06-01 15:33                               ` Mike Hearn
2015-06-01 16:06                                 ` Ángel José Riesgo
2015-06-01 14:46                             ` Oliver Egginger
2015-06-01 14:48                               ` Chun Wang
2015-06-01 16:43                             ` Yifu Guo
2015-06-01 20:01                             ` Roy Badami
2015-06-01 20:15                               ` Roy Badami
2015-06-01 13:21                         ` Mike Hearn
2015-06-01 12:29                       ` Warren Togami Jr.
2015-06-01 13:15                 ` Gavin Andresen
2015-05-31 12:52         ` Gavin Andresen
2015-05-31 13:31           ` gb [this message]
2015-05-31 19:49             ` [Bitcoin-development] [Bulk] " Gavin Andresen
2015-05-31 14:17           ` [Bitcoin-development] " Dave Hudson
2015-05-31 14:34         ` Yifu Guo
2015-05-31 14:47           ` Gavin Andresen
2015-05-31  7:05   ` [Bitcoin-development] " Peter Todd
2015-05-31 12:51     ` Gavin Andresen

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