thanks. you were the person I was going to ask about this anyway...
I'm just going to log the NM stop events, even the failure ones (start failed, stop failed) -Steve On 7 September 2013 08:42, Vinod Kumar Vavilapalli <[email protected]>wrote: > > NMClientAsync will only do a call-back when it is explicitly asked to stop > a container. It doesn't track exit of all running containers that it knows > of. It could, logically, but doesn't because of Hadoop RPC limitations. > > You should in most cases be relying on the notification from > AMRMClientAsync. > > Thanks, > +Vinod > > On Sep 6, 2013, at 9:02 AM, Steve Loughran wrote: > > > I'm trying to understand when I should be listening to NM vs RM callbacks > > to be notified of container failures, and while I could corner colleagues > > direct, I'm doing this over email for a searchable result. > > > > my question is simple: how should I be reacting > > to NMClientAsync.CallbackHandler.onStopContainerError() and > > NMClientAsync.CallbackHandler .onContainerStopped() given there's also > > AMRMClientAsync.onContainersCompleted() to listen to? > > > > Can I just ignore the NM events and hook straight into the > > AMRMClientAsync.onContainersCompleted() callbacks, which should be > telling > > me of all problems and anything triggered by NM failures/partitions -or > are > > AM's expected to be listening for NM events too? > > > > -- > > CONFIDENTIALITY NOTICE > > NOTICE: This message is intended for the use of the individual or entity > to > > which it is addressed and may contain information that is confidential, > > privileged and exempt from disclosure under applicable law. If the reader > > of this message is not the intended recipient, you are hereby notified > that > > any printing, copying, dissemination, distribution, disclosure or > > forwarding of this communication is strictly prohibited. If you have > > received this communication in error, please contact the sender > immediately > > and delete it from your system. Thank You. > > > -- > CONFIDENTIALITY NOTICE > NOTICE: This message is intended for the use of the individual or entity to > which it is addressed and may contain information that is confidential, > privileged and exempt from disclosure under applicable law. If the reader > of this message is not the intended recipient, you are hereby notified that > any printing, copying, dissemination, distribution, disclosure or > forwarding of this communication is strictly prohibited. If you have > received this communication in error, please contact the sender immediately > and delete it from your system. Thank You. > -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
