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From: "Jorge Timón" <jtimon@jtimon.cc>
To: Patrick Strateman <patrick.strateman@gmail.com>
Cc: bitcoin-dev@lists.linuxfoundation.org
Subject: Re: [bitcoin-dev] Do we really need a mempool? (for relay nodes)
Date: Tue, 21 Jul 2015 00:14:41 +0200	[thread overview]
Message-ID: <CABm2gDqayOVT6YHf5w5qTOtsKCBsOxc=fxMpR2YZJs26km=vNQ@mail.gmail.com> (raw)
In-Reply-To: <55AAACF9.90007@gmail.com>

On Sat, Jul 18, 2015 at 9:46 PM, Patrick Strateman via bitcoin-dev
<bitcoin-dev@lists.linuxfoundation.org> wrote:
> Relay nodes do not need a mempool, but do need some mechanism to avoid DoS
> issues.
>
> Wallet nodes can use the mempool for fee estimation (in addition to looking
> at past blocks).

Exactly, so an anti-DoS mechanism that would be sufficient for a
non-mempool node would be also useful for small values in -maxmempool.
I think a simple cache for transaction validations should be enough.
Please, review a draft for that in the newest #6448.

https://github.com/bitcoin/bitcoin/pull/6448

I would be happy to rebase it back to 0.11 and even 0.10.


      parent reply	other threads:[~2015-07-20 22:14 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-18 18:52 [bitcoin-dev] Do we really need a mempool? (for relay nodes) Peter Todd
2015-07-18 19:46 ` Patrick Strateman
2015-07-19  8:59   ` odinn
2015-07-20 22:14   ` Jorge Timón [this message]

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