When will hadoop NN recognize a failure?
I’ve been trying to cause the NN to recognize that it is inconsistent and turn to the SNN for data.
I’ve been trying to cause the NN to recognize that it is inconsistent and turn to the SNN for data.
We’ve decided to test using linux HeartBeat together with hadoop , to enavle failover (and failback) capacbilities.
Hbase configuration and running is very similar to hadoops. Not surprisingly , they also have a nice Getting Started page. The tricky part , though , is to u...
First thing : It works. If you’re getting a lot error messages and you start thinking “well , maybe it’s crap. still 0.18 can’t be that good a version” Stop...
We have a very large amount of relatively small files (~5k avg , 41k max , 0k min) , that we access a lot (20M times a day) for various computations. Current...