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From Alan Cabrera <>
Subject Re: When I start chukwa collector or agent twice
Date Wed, 19 Dec 2012 03:57:57 GMT
Is there a Jira issue to capture this problem?  Just curious.  :)


On Dec 18, 2012, at 7:32 PM, Eric Yang wrote:

> Yes, this is a known problem.  In bin/chukwa script, there should be some logic to check
for pid file before starting another instance of the process.  This would prevent the overwriting
pid file problem.  Patches are welcome.
> regards,
> Eric
> On Tue, Dec 18, 2012 at 4:57 PM, GuoWei <> wrote:
> Hi, 
> If I forgot to stop collector before start a collector. Then I will get message the
file can not be written. 
> Then I can not stop collector by the command "sudo bin/chukwa collector stop".  Because
start twice will assign new PID and new port to collector.
> And the new PID is not written into the file.
> And I can not find the PID by the port because the port is not 8080.
> Does anyone meet the same problem ? And how to stop collector/agent in this situation?
> Thanks 

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