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From Giridhar Addepalli <giridhar1...@gmail.com>
Subject Re: Significance of PID files
Date Sun, 06 Jul 2014 16:08:12 GMT
At Daemon level.

Thanks,
Giridhar.


On Fri, Jul 4, 2014 at 11:03 AM, Vijaya Narayana Reddy Bhoomi Reddy <
vijay.bhoomireddy@gmail.com> wrote:

> Vikas,
>
> "Its main use is to keep one process at a time...like one one datanode at
> a any host" - Can you please elaborate in a more detail?
>
> What is meant by one process at a time? At what level does a pid file come
> into picture i.e. is it at a deamon level, job level, task level etc?
>
> Thanks
> Vijay
>
>
> On 4 July 2014 10:36, Vikas srivastava <vikas_srivastav@apple.com> wrote:
>
>> Paid files used to store the pic if particular process. Its main use is
>> to keep one process at a time...like one one datanode at a any host
>>  On Jul 4, 2014 10:00 AM, Vijaya Narayana Reddy Bhoomi Reddy <
>> vijay.bhoomireddy@gmail.com> wrote:
>>
>> Hi,
>>
>> Can anyone please explain the significance of the pid files in Hadoop
>> i.e. purpose and usage etc?
>>
>> Thanks & Regards
>> Vijay
>>
>>
>

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