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From: Olaoluwa Osuntokun <laolu32@gmail•com>
To: Jim Posen <jim.posen@gmail•com>,
	 Bitcoin Protocol Discussion
	<bitcoin-dev@lists•linuxfoundation.org>
Subject: Re: [bitcoin-dev] BIP 158 Flexibility and Filter Size
Date: Fri, 18 May 2018 20:12:09 -0700	[thread overview]
Message-ID: <CAO3Pvs9K3n=OzVQ06XGQvzNC+Aqp9S60kWM9VRPA8hWTJ3u9BQ@mail.gmail.com> (raw)
In-Reply-To: <CADZtCSjYr6VMBVQ=rx44SgRWcFSXhVXUZJB=rHMh4X78Z2eY1A@mail.gmail.com>

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On Thu, May 17, 2018 at 2:44 PM Jim Posen via bitcoin-dev <bitcoin-

> Monitoring inputs by scriptPubkey vs input-txid also has a massive
>> advantage for parallel filtering:  You can usually known your pubkeys
>> well in advance, but if you have to change what you're watching block
>>  N+1 for based on the txids that paid you in N you can't filter them
>> in parallel.
>>
>
> Yes, I'll grant that this is a benefit of your suggestion.
>

Yeah parallel filtering would be pretty nice. We've implemented a serial
filtering for btcwallet [1] for the use-case of rescanning after a seed
phrase import. Parallel filtering would help here, but also we don't yet
take advantage of batch querying for the filters themselves. This would
speed up the scanning by quite a bit.

I really like the filtering model though, it really simplifies the code,
and we can leverage identical logic for btcd (which has RPCs to fetch the
filters) as well.

[1]:
https://github.com/Roasbeef/btcwallet/blob/master/chain/neutrino.go#L180

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  reply	other threads:[~2018-05-19  3:12 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-17 15:25 Matt Corallo
2018-05-17 15:43 ` Peter Todd
2018-05-17 15:46   ` Matt Corallo
2018-05-17 16:36 ` Gregory Maxwell
2018-05-17 16:59   ` Matt Corallo
2018-05-17 18:34     ` Gregory Maxwell
2018-05-17 18:34     ` Gregory Maxwell
2018-05-17 20:19       ` Jim Posen
2018-05-17 20:45         ` Gregory Maxwell
2018-05-17 21:27           ` Jim Posen
2018-05-19  3:12             ` Olaoluwa Osuntokun [this message]
2018-05-21  8:35               ` Johan Torås Halseth
2018-05-22  1:16                 ` Olaoluwa Osuntokun
2018-05-22  9:23                   ` Johan Torås Halseth
2018-05-23  0:42                     ` Jim Posen
2018-05-23  7:38                       ` Jim Posen
2018-05-23  8:16                         ` Johan Torås Halseth
2018-05-23 17:28                         ` Gregory Maxwell
2018-05-24  1:04                           ` Conner Fromknecht
2018-05-24  3:48                             ` Jim Posen
2018-05-28 18:18                               ` Tamas Blummer
2018-05-28 18:28                                 ` Tamas Blummer
2018-05-28 19:24                                   ` Gregory Maxwell
2018-05-29  2:42                                     ` Jim Posen
2018-05-29  3:24                                       ` Gregory Maxwell
2018-05-29  4:01                                       ` Olaoluwa Osuntokun
2018-05-31 14:27                                         ` Tamas Blummer
2018-06-01  2:52                                         ` Olaoluwa Osuntokun
2018-06-01  4:15                                           ` Gregory Maxwell
     [not found]                                           ` <CAAS2fgSyVi0d_ixp-auRPPzPfFeffN=hsWhWT5=EzDO3O+Ue1g@mail.gmail.com>
2018-06-02  0:01                                             ` Olaoluwa Osuntokun
2018-06-02  0:22                                               ` Gregory Maxwell
2018-06-02  2:02                                                 ` Jim Posen
2018-06-02 12:41                                                   ` David A. Harding
2018-06-02 22:02                                                     ` Tamas Blummer
2018-06-03  0:28                                                       ` Gregory Maxwell
2018-06-03  5:14                                                         ` Tamas Blummer
2018-06-03  6:11                                                           ` Pieter Wuille
2018-06-03 16:44                                                             ` Tamas Blummer
2018-06-03 16:50                                                               ` Tamas Blummer
2018-06-08  5:03                                                             ` Olaoluwa Osuntokun
2018-06-08 16:14                                                               ` Gregory Maxwell
2018-06-08 23:35                                                                 ` Olaoluwa Osuntokun
2018-06-09 10:34                                                                   ` David A. Harding
2018-06-12 23:51                                                                     ` Olaoluwa Osuntokun
2018-06-09 15:45                                                                   ` Gregory Maxwell
2018-06-12 23:58                                                                     ` Olaoluwa Osuntokun
2018-05-18  8:46   ` Riccardo Casatta
2018-05-19  3:08     ` Olaoluwa Osuntokun
2018-05-19  2:57   ` Olaoluwa Osuntokun
2018-05-19  3:06     ` Pieter Wuille
2018-05-22  1:15       ` Olaoluwa Osuntokun
2018-05-18  6:28 ` Karl-Johan Alm
2018-06-04  8:42   ` Riccardo Casatta
2018-06-05  1:08     ` Jim Posen
2018-06-05  4:33       ` Karl-Johan Alm
2018-06-05 17:22         ` Jim Posen
2018-06-05 17:52       ` Gregory Maxwell
2018-06-06  1:12     ` Olaoluwa Osuntokun
2018-06-06 15:14       ` Riccardo Casatta
2018-05-19  2:51 ` Olaoluwa Osuntokun

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