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From: Rahul Menon <rahul@apigee.com>
Date: Thu, 13 Mar 2014 21:57:26 +0530
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Subject: Re: Dead node seen as UP by replacement node
To: user <user@cassandra.apache.org>
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And the token value as suggested is tokenvalueoddeadnode-1 ?


On Thu, Mar 13, 2014 at 9:29 PM, Paulo Ricardo Motta Gomes <
paulo.motta@chaordicsystems.com> wrote:

> Nope, they have different IPs. I'm using the procedure described here to
> replace a dead node:
> http://www.datastax.com/docs/1.1/cluster_management#replacing-a-dead-node
>
> Dead node token: X (IP: Y)
> Replacement node token: X-1 (IP: Z)
>
> So, as soon as the replacement node (Z) is started, it sees the dead node
> (Y) as UP, and tries to stream data from it during the join process. About
> 10 minutes later, the failure detector of Z detects Y as down, but since it
> was trying to fetch data from him, it fails the join/bootstrap process
> altogether.
>
>

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<div dir=3D"ltr"><div class=3D"gmail_default" style=3D"font-family:verdana,=
sans-serif;color:rgb(0,0,0)">And the token value as suggested is tokenvalue=
oddeadnode-1 ?<br></div></div><div class=3D"gmail_extra"><br><br><div class=
=3D"gmail_quote">

On Thu, Mar 13, 2014 at 9:29 PM, Paulo Ricardo Motta Gomes <span dir=3D"ltr=
">&lt;<a href=3D"mailto:paulo.motta@chaordicsystems.com" target=3D"_blank">=
paulo.motta@chaordicsystems.com</a>&gt;</span> wrote:<br><blockquote class=
=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padd=
ing-left:1ex">

<div dir=3D"ltr"><div>Nope, they have different IPs. I&#39;m using the proc=
edure described here to replace a dead node:=A0<a href=3D"http://www.datast=
ax.com/docs/1.1/cluster_management#replacing-a-dead-node" target=3D"_blank"=
>http://www.datastax.com/docs/1.1/cluster_management#replacing-a-dead-node<=
/a></div>


<div><br></div>Dead node token: X (IP: Y)<div>Replacement node token: X-1 (=
IP: Z)</div><div><br></div><div>So, as soon as the replacement node (Z) is =
started, it sees the dead node (Y) as UP, and tries to stream data from it =
during the join process. About 10 minutes later, the failure detector of Z =
detects Y as down, but since it was trying to fetch data from him, it fails=
 the join/bootstrap process altogether.</div>


<div><br></div></div>
</blockquote></div><br></div>

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