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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: Cassandra 0.5.1 restarts slow
Date Wed, 21 Apr 2010 18:24:45 GMT
On Wed, Apr 21, 2010 at 1:11 PM, Anthony Molinaro
<anthonym@alumni.caltech.edu> wrote:
> Interesting, in the config I see
>
>  <!-- Time to wait for a reply from other nodes before failing the command -->
>  <RpcTimeoutInMillis>5000</RpcTimeoutInMillis>
>
> So I thought that timeout was for inter-node communication not the thrift
> API, but I see how you probably consider both inter-node traffic and
> thrift traffic as clients.  Does this RPC Timeout apply to both?

rpctimeout applies to internal messages but if an operation times out
at that level a Thrift exception will be passed to the client.

> Somewhat off-topic but relating to timeouts, is there any plans to tune
> the timeouts for Gossip nodes?  EC2 network is horribly flakey, and I
> often see node go Dead, the come back a few seconds later, so just
> wondering if there's a way to tune the check to occur less frequently?

increase failuredetector.phiConvictThreshold.

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