Hi all,
Does YARN provide application level info ?!
For example : there is a map-reduce job persisting its outcome in a NoSql
datastore by executing an INSERT command.
Can YARN provide the execution time for the INSERT ? without the
application itself is not logging the info anywhere.
There's
Hi List
I'm working on configuring hadoop to use the mesos scheduler, using the
procedure outlined in "Apache Mesos Essentials" here:
https://pastebin.com/y1ERJZqq
Currently I've a 3 node mesos cluster, with an HDFS namenode communicating
successfully with two HDFS data nodes. However, when I
Hi Vinod!
Could you please describe the "Hadoop Security Framework"? I am not sure
what you mean by it. What kind of tests do you want to run? You could try
Amazon / Azure / GCE instances fairly cheaply. Or you could use virtual
machines. In the past I have run 2 worker nodes isolated only by
Hey Kevin,
Sorry, I missed your point about using auth_to_local. You're right that you
should be able to use that for what you're trying to achieve. I think it's just
that your rule is wrong; I believe it should be:
RULE:[2:$1@$0](jhs/.*@ECS.VUW.AC.NZ)s/.*/mapred/
HTH
Erik
On 7/23/17,
I want to configure two JobHistoryServers and use nginx as a HA.My gold is that
even when on of my JobHistoryServer crashed , my oozie jobs can still work
without any influence.
I doubt if I can do so.
If not , what can I do to make JobHistoryServer support HighAvailability?
Many thanks.