Re: Namenode HA failover time

2014-12-01 Thread Lixiang Ao 
I am curious about this, too.

On Sat, Nov 29, 2014 at 2:35 PM, Alice 6900848...@gmail.com wrote:

 Hi,all:

 Namenode HA (NFS, QJM) is available in hadoop 2.x (HDFS-1623). It provides
 fast failover for Namenode, but I can't find any description on how long
 does it take to recover from failure.

 Could any one tell me?

 Thanks.

Namenode HA failover time

2014-11-28 Thread Alice 
Hi,all:

Namenode HA (NFS, QJM) is available in hadoop 2.x (HDFS-1623). It provides
fast failover for Namenode, but I can't find any description on how long
does it take to recover from failure.

Could any one tell me?

Thanks.