Subject: Re: [bitcoin-dev] Electrum Server Speed Test

From: Joseph Gleason ⑈ <[email-masked]>
Date: Thu, 23 Jul 2015 17:41:17 +0000

I think our friendly original party worm is just trying to evaluate where
we are currently so arguments can be based on data.

I would tend to agree that there are performance improvements to be made
and would rather do that work than limit the block size.

On Thu, Jul 23, 2015 at 10:28 AM Matt Whitlock via bitcoin-dev <
[email-masked]> wrote:

> Great data points, but isn't this an argument for improving Electrum
> Server's database performance, not for holding Bitcoin back?
>
> (Nice alias, by the way. Whimmy wham wham wozzle!)
>
>
> On Thursday, 23 July 2015, at 5:56 pm, Slurms MacKenzie via bitcoin-dev
> wrote:
> > Similar to the Bitcoin Node Speed Test, this is a quick quantitative
> look at how the Electrum server software handles under load. The Electrum
> wallet is extremely popular, and the distributed servers which power it are
> all hosted by volunteers without budget. The server requires a fully
> indexed Bitcoin Core daemon running, and produces sizable external index in
> order to allow SPV clients to quickly retrieve their history.
> >
> >     3.9G    electrum/utxo
> >     67M     electrum/undo
> >     19G     electrum/hist
> >     1.4G    electrum/addr
> >     24G     electrum/
> >
> > Based on my own logs produced by the electrum-server console, it takes
> this server (Xeon, lots of memory, 7200 RPM RAID) approximately 3.7 minutes
> per megabyte of block to process into the index. This seems to hold true
> through the 10 or so blocks I have in my scroll buffer, the contents of
> blocks seem to be of approximately the same processing load. Continuing
> this trend with the current inter-block time of 9.8 minutes, an
> electrum-server instance running on modest-high end dedicated server is
> able to support up to 2.64 MB block sizes before permanently falling behind
> the chain.
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