fs.datanode.scan.period.hours
>
> HTH
> Ravi
>
>
>
> From: Rita
> To: "" ;
> Ravi Prakash
> Sent: Monday, October 7, 2013 5:55 AM
> Subject: Re: datanode tuning
>
>
> Thanks Ravi. The number of nodes isn't a lot but the s
gt; Please look at dfs.heartbeat.interval and
> dfs.namenode.heartbeat.recheck-interval
>
> 40 datanodes is not a large cluster IMHO and the Namenode is capable of
> managing 100 times more datanodes.
>
>
>
>
>
> From: Rita
> To: ""
>
AM
Subject: datanode tuning
I would like my 40 data nodes to aggressively report to namenode if they
are alive or not therefore I think I need to change these params
dfs.block.access.token.lifetime : Default is 600 seconds. Can I decrease
this to 60?
dfs.block.access.key.update.interval: Defa
I would like my 40 data nodes to aggressively report to namenode if they
are alive or not therefore I think I need to change these params
dfs.block.access.token.lifetime : Default is 600 seconds. Can I decrease
this to 60?
dfs.block.access.key.update.interval: Default is 600 seconds. Can I
decre
