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From: Rusty Russell <rusty@rustcorp•com.au>
To: Jim Posen <jim.posen@gmail•com>,
	Bitcoin Protocol Discussion
	<bitcoin-dev@lists•linuxfoundation.org>
Cc: Matt Corallo <matt@chaincode•com>
Subject: Re: [bitcoin-dev] Making OP_TRUE standard?
Date: Mon, 21 May 2018 13:14:06 +0930	[thread overview]
Message-ID: <87zi0tisft.fsf@rustcorp.com.au> (raw)
In-Reply-To: <CADZtCShwOV+GuJ5__GMi9hd2_X=BztASPBihDXakU3Mjb39wcQ@mail.gmail.com>

Jim Posen <jim.posen@gmail•com> writes:
> I believe OP_CSV with a relative locktime of 0 could be used to enforce RBF
> on the spending tx?

Marco points out that if the parent is RBF, this child inherits it, so
we're actually good here.

However, Matt Corallo points out that you can block RBF will a
large-but-lowball tx, as BIP 125 points out:

   will be replaced by a new transaction...:

   3. The replacement transaction pays an absolute fee of at least the sum
      paid by the original transactions.

I understand implementing a single mempool requires these kind of
up-front decisions on which tx is "better", but I wonder about the
consequences of dropping this heuristic?  Peter?

Thanks!
Rusty.


  reply	other threads:[~2018-05-21  3:44 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-08 23:57 Rusty Russell
2018-05-09  0:24 ` Olaoluwa Osuntokun
2018-05-09  3:02   ` ZmnSCPxj
2018-05-10  2:08   ` Rusty Russell
2018-05-09 17:56 ` Johnson Lau
2018-05-09 19:27   ` Peter Todd
2018-05-09 20:19     ` Johnson Lau
2018-05-09 20:59       ` Peter Todd
2018-05-09 22:06   ` Olaoluwa Osuntokun
2018-05-10  2:06   ` Rusty Russell
2018-05-10  2:27 ` Luke Dashjr
2018-05-10  3:07   ` ZmnSCPxj
2018-05-15  1:22   ` ZmnSCPxj
2018-05-17  2:44   ` Rusty Russell
2018-05-17 10:28     ` ZmnSCPxj
2018-05-17 17:35       ` Christian Decker
2018-05-17 20:06     ` Jim Posen
2018-05-21  3:44       ` Rusty Russell [this message]
2018-05-21  3:56         ` Peter Todd
2018-05-30  2:47           ` Rusty Russell
2018-05-31  2:47             ` Rusty Russell
2018-05-21 14:20         ` Russell O'Connor
2018-05-10  9:33 ` Jorge Timón
2018-05-10  9:33   ` Jorge Timón
2018-05-10  9:43   ` Luke Dashjr
2018-05-11  2:44     ` ZmnSCPxj

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