issue recently , may be you can have look at *HDFS-10301*
> .
>
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>
>
>
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> --Brahma Reddy Battula
>
>
>
> *From:* Chackravarthy Esakkimuthu [mailto:chaku.mi...@gmail.com]
> *Sent:* 03 May 2016 18:10
> *To:* Gokul
> *Cc:* user@hadoop.apache.org
> *Subject:* R
issue recently , may be you can have look at HDFS-10301.
--Brahma Reddy Battula
From: Chackravarthy Esakkimuthu [mailto:chaku.mi...@gmail.com]
Sent: 03 May 2016 18:10
To: Gokul
Cc: user@hadoop.apache.org
Subject: Re: Guideline on setting Namenode RPC Handler count (client and
service)
To add
To add more details on why NN startup delayed while setting handler count
as 600.
We are seeing many duplicate full block reports (FBR) from most of the DN's
for long time (around 3 hours since NN startup) even though NN comes out of
safe mode in 10 or 15 mins. Since NN comes out of safe mode,
