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Date: Fri, 31 May 2013 06:10:50 -0600
Message-ID: <CAFHuXuZaSNkUUX8o_k=wSf5MeQ3tAj6yD8DJuLwbyA0C3xRQuQ@mail.gmail.com>
From: Michael Hendricks <michael@ndrix.org>
To: =?UTF-8?Q?Rune_Kj=C3=A6r_Svendsen?= <runesvend@gmail.com>
Content-Type: multipart/alternative; boundary=047d7bd6b2da7ac6f304de028123
Cc: Bitcoin Dev <bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] Implementing batch processing for
	-blocknotify
Precedence: list

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On Fri, May 31, 2013 at 5:56 AM, Rune Kj=C3=A6r Svendsen <runesvend@gmail.c=
om>wrote:

> I have an application that wants to keep up with new blocks as they come
> in. For that I can use the -blocknotify option with bitcoind, which will
> execute my application for each new block.
>
> The problem is that my app isn't necessarily quick enough to finish its
> work before a new block comes in and the app is executed again.
>

In a similar circumstance, I changed my -blocknotify script to quickly
append necessary information to a queue and immediately exit.  A separate
script runs at all times monitoring this queue for work and performs the
labor intensive calculations.

I hope that helps.

--=20
Michael

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<div dir=3D"ltr">On Fri, May 31, 2013 at 5:56 AM, Rune Kj=C3=A6r Svendsen <=
span dir=3D"ltr">&lt;<a href=3D"mailto:runesvend@gmail.com" target=3D"_blan=
k">runesvend@gmail.com</a>&gt;</span> wrote:<br><div class=3D"gmail_extra">=
<div class=3D"gmail_quote">
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex"><div dir=3D"ltr"><div>I have an application =
that wants to keep up with new blocks as they come in. For that I can use t=
he -blocknotify option with bitcoind, which will execute my application for=
 each new block.</div>
<div><br>

</div><div>The problem is that my app isn&#39;t necessarily quick enough to=
 finish its work before a new block comes in and the app is executed again.=
</div></div></blockquote><div><br></div><div>In a similar circumstance, I c=
hanged my -blocknotify script to quickly append necessary information to a =
queue and immediately exit. =C2=A0A separate script runs at all times monit=
oring this queue for work and performs the labor intensive calculations.</d=
iv>
<div><br></div><div>I hope that helps.</div><div><br></div><div>--=C2=A0</d=
iv><div>Michael</div></div></div></div>

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