> check 10.50.10.21 for what is the system load.
+1

And take a look in the logs on 10.21. 

10.21 is being seen as down by the other nodes. it could be:

* 10.21 failing to gossip fast enough, say by being overloaded to in long 
ParNew GC pauses. 
* This node failing to process gossip fast , say by being overloaded to in long 
ParNew GC pauses. 
* Problems with the tubes used to connect the nodes. 

(It's probably the first one.)
 
Cheers

-----------------
Aaron Morton
Freelance Developer
@aaronmorton
http://www.thelastpickle.com

On 23/10/2012, at 8:19 PM, Jason Wee <peich...@gmail.com> wrote:

> check 10.50.10.21 for what is the system load.
> 
> On Tue, Oct 23, 2012 at 10:41 AM, Jason Hill <jasonhill...@gmail.com> wrote:
> Hello,
> 
> I'm on version 1.0.11.
> 
> I'm seeing this in my system log with occasional frequency:
> 
> INFO [GossipTasks:1] 2012-10-23 02:26:34,449 Gossiper.java (line 818)
> InetAddress /10.50.10.21 is now dead.
> INFO [GossipStage:1] 2012-10-23 02:26:34,620 Gossiper.java (line 804)
> InetAddress /10.50.10.21 is now UP
> 
> 
> INFO [StreamStage:1] 2012-10-23 02:24:38,763 StreamOutSession.java
> (line 228) Streaming to /10.50.10.25 <--this line included for context
> INFO [GossipTasks:1] 2012-10-23 02:26:30,603 Gossiper.java (line 818)
> InetAddress /10.50.10.25 is now dead.
> INFO [GossipStage:1] 2012-10-23 02:26:40,763 Gossiper.java (line 804)
> InetAddress /10.50.10.25 is now UP
> INFO [AntiEntropyStage:1] 2012-10-23 02:27:30,249
> AntiEntropyService.java (line 233) [repair
> #5a3383c0-1cb5-11e2-0000-56b66459adef] Sending completed merkle tree
> to /10.50.10.25 for (Innovari,TICCompressedLoad) <--this line included
> for context
> 
> What is this telling me? Is my network dropping for less than a
> second? Are my nodes really dead and then up? Can someone shed some
> light on this for me?
> 
> cheers,
> Jason
> 

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