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From: tommaso barbugli <tbarbugli@gmail.com>
Date: Mon, 29 May 2017 18:35:32 +0200
Message-ID: <CAMwLmJYeHZV2rY87r88e+iZQa5TU2K+KqOfiwv6qF=59a3_Nbg@mail.gmail.com>
Subject: Re: Restarting nodes and reported load
To: Daniel Steuernol <daniel@sendwithus.com>
Cc: "user cassandra.apache.org" <user@cassandra.apache.org>
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archived-at: Mon, 29 May 2017 16:35:46 -0000

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Hi Daniel,

This is not normal. Possibly a capacity problem. Whats the RF, how much
data do you store per node and what kind of servers do you use (core count,
RAM, disk, ...)?

Cheers,
Tommaso

On Mon, May 29, 2017 at 6:22 PM, Daniel Steuernol <daniel@sendwithus.com>
wrote:

>
> I am running a 6 node cluster, and I have noticed that the reported load
> on each node rises throughout the week and grows way past the actual disk
> space used and available on each node. Also eventually latency for
> operations suffers and the nodes have to be restarted. A couple questions
> on this, is this normal? Also does cassandra need to be restarted every few
> days for best performance? Any insight on this behaviour would be helpful.
>
> Cheers,
> Daniel
> --------------------------------------------------------------------- To
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<div dir=3D"ltr">Hi Daniel,<div><br></div><div>This is not normal. Possibly=
 a capacity problem. Whats the RF, how much data do you store per node and =
what kind of servers do you use (core count, RAM, disk, ...)?</div><div><br=
></div><div>Cheers,</div><div>Tommaso</div></div><div class=3D"gmail_extra"=
><br><div class=3D"gmail_quote">On Mon, May 29, 2017 at 6:22 PM, Daniel Ste=
uernol <span dir=3D"ltr">&lt;<a href=3D"mailto:daniel@sendwithus.com" targe=
t=3D"_blank">daniel@sendwithus.com</a>&gt;</span> wrote:<br><blockquote cla=
ss=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;pa=
dding-left:1ex"><br>I am running a 6 node cluster, and I have noticed that =
the reported load on each node rises throughout the week and grows way past=
 the actual disk space used and available on each node. Also eventually lat=
ency for operations suffers and the nodes have to be restarted. A couple qu=
estions on this, is this normal? Also does cassandra need to be restarted e=
very few days for best performance? Any insight on this behaviour would be =
helpful.<u></u><u></u><div><br></div><div>Cheers,</div><div>Daniel</div>

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

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