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Date: Mon, 30 Sep 2013 11:01:36 -1000
Message-ID: <CAEz79PrGKH27GkDkM2whAdOYYj6-hc954Z=9v1GanBRQA3chvA@mail.gmail.com>
From: "Warren Togami Jr." <wtogami@gmail.com>
To: slush <slush@centrum.cz>
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Cc: "bitcoin-development@lists.sourceforge.net"
	<bitcoin-development@lists.sourceforge.net>
Subject: Re: [Bitcoin-development] bitcoind stops responding
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https://github.com/litecoin-project/litecoin/issues/67
0.8.2 apparently was the first Bitcoin version to support RPC keepalive.
 With the 4 RPC thread limit, four keepalive connections will exhaust all
four and prevent further connections.  This issue describes a workaround
where you build with more RPC threads.


On Mon, Sep 30, 2013 at 10:44 AM, slush <slush@centrum.cz> wrote:

> Hi,
>
> during several weeks I'm observing more and more frequent issues with
> bitcoind. The problem is that bitcoind stops responding to RPC calls, but
> there's no other suspicious activity in bitcoind log, CPU usage is low,
> disk I/O is standard etc.
>
> I observed this problem with version 0.8.2, but it is still happening with
> 0.8.5. Originally this happen just one or twice per day. Today my
> monitoring scripts restarted bitcoind more than 30x, which sounds alarming.
> This happen on various backends, so it isn't a problem of one specific
> node. Is there anybody else who's observing similar problem?
>
> Thanks,
> slush
>
>
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<div dir=3D"ltr"><a href=3D"https://github.com/litecoin-project/litecoin/is=
sues/67">https://github.com/litecoin-project/litecoin/issues/67</a><br><div=
>0.8.2 apparently was the first Bitcoin version to support RPC keepalive. =
=C2=A0With the 4 RPC thread limit, four keepalive connections will exhaust =
all four and prevent further connections. =C2=A0This issue describes a work=
around where you build with more RPC threads.</div>
</div><div class=3D"gmail_extra"><br><br><div class=3D"gmail_quote">On Mon,=
 Sep 30, 2013 at 10:44 AM, slush <span dir=3D"ltr">&lt;<a href=3D"mailto:sl=
ush@centrum.cz" target=3D"_blank">slush@centrum.cz</a>&gt;</span> wrote:<br=
><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1=
px #ccc solid;padding-left:1ex">
<div dir=3D"ltr">Hi,<div><br></div><div>during several weeks I&#39;m observ=
ing more and more frequent issues with bitcoind. The problem is that bitcoi=
nd stops responding to RPC calls, but there&#39;s no other suspicious activ=
ity in bitcoind log, CPU usage is low, disk I/O is standard etc.</div>


<div><br></div><div>I observed this problem with version 0.8.2, but it is s=
till happening with 0.8.5. Originally this happen just one or twice per day=
. Today my monitoring scripts restarted bitcoind more than 30x, which sound=
s alarming. This happen on various backends, so it isn&#39;t a problem of o=
ne specific node. Is there anybody else who&#39;s observing similar problem=
?=C2=A0</div>


<div><br></div><div>Thanks,</div><div>slush</div></div>
<br>-----------------------------------------------------------------------=
-------<br>
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Free Intel webinars can help you accelerate application performance.<br>
Explore tips for MPI, OpenMP, advanced profiling, and more. Get the most fr=
om<br>
the latest Intel processors and coprocessors. See abstracts and register &g=
t;<br>
<a href=3D"http://pubads.g.doubleclick.net/gampad/clk?id=3D60134791&amp;iu=
=3D/4140/ostg.clktrk" target=3D"_blank">http://pubads.g.doubleclick.net/gam=
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<br></blockquote></div><br></div>

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