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From Aaron Morton <>
Subject Re: Health of the cluster
Date Sun, 20 Feb 2011 19:01:41 GMT
Have a read of this page

On 18/02/2011, at 12:40 PM, mcasandra <> wrote:

> I have just started setting up Hector. I have 2 node cluster running in
> "foreground" for my test so that I can watch everything. One big question
> came to my mind that as I increase the cluster how do I verify the health of
> the cluster. How do I see that it is all good. 
> Since I am new I can't quantify from what I mean by in good health. But I
> guess what I mean is that key distributions are fine. 
> CF levels are being maintained for the keys. 
> Check consistency, how many stale or old object versions are sitting around.
> Also, do I need to repair/cleanup anything etc.
> I have been using Oracle so far so in Oracle for instance I look at ADDM/AWR
> report or internal tables (dba*) tables that will give more insight. 
> Here things become more complicated because of RF, hinted hand off etc.
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