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Namenode not starting

Hello community, My cluster was up till last time since today my namenode is suddenly turned off and when i am stopping n starting again datanodes are not stopping gracefully Can you please guide me how to bring up the namenode from CLI Sent from my iPhone -

jps not showing in namenode

Thanks and Regards Atul Rajan -Sent from my iPhone

Re: Mapreduce example from library isuue

Hello Akira, yes thanks for the solution i checked some classpath was missing from yarn and mapred site. adding those files it resolved the issue and mapreduce ran smoothly. thanks thanks for the article Thanks and Regards Atul Rajan -Sent from my iPhone On 02-Sep-2017, at 1:17 AM, Akira

Re: File copy from local to hdfs error

Hello Istavan, Thanks for the help it worked finally There was firewall issue solving that part made the hdfs work and take entry from local file system. Thanks and Regards Atul Rajan -Sent from my iPhone On 28-Aug-2017, at 11:20 PM, István Fajth wrote: Hi Atul, as suggested before, set

Re: File copy from local to hdfs error

tul, > > you can check NameNode logs if the DataNodes were in service or there were > issues with them. As well you can check for BlockManager's debug level logs > for more exact reasons if you can reproduce the issue at will. > > Istvan > > On Aug 28, 2017 17:56, "Atul Raj

File copy from local to hdfs error

Thanks and Regards Atul Rajan -Sent from my iPhone

Re: Data streamer java exception

g is proper or not in /etc/hosts. > > > > Put operation is failing because datanode’s are not connected to the > namenode. > > > > -Surendra > > > > *From:* Atul Rajan [mailto:atul.raja...@gmail.com] > *Sent:* 24 August 2017 09:32 > *To:* user@hadoop.apa

Data streamer java exception

exceptions are being thrown. can you please help me out here. Thanks and Regards Atul Rajan -Sent from my iPhone

DR for Data Lake

Hello all, We are planning to implement Data lake for our financial data. How can we achieve Disaster Recovery for our Data Lake. initially all the data marts will be pushed to data lake but we want something for our Data recovery. please suggest some ideas Thanks and Regards Atul Rajan

Re: Unsubscribe

Unsubscribe On 3 July 2017 at 12:39, Donald Nelson wrote: > unsubscribe > > On 07/03/2017 09:08 AM, nfs_ nfs wrote: > > Unsubscribe > > > -- *Best Regards* *Atul Rajan*

Re: Lots of warning messages and exception in namenode logs

inal message. Any unauthorized review, use, > disclosure, dissemination, forwarding, printing or copying of this email > is strictly prohibited and appropriate legal action will be taken. > > ------- > > > > > > --- > [ C-DAC is on Social-Media too. Kindly follow us at: > Facebook: https://www.facebook.com/CDACINDIA & Twitter: @cdacindia ] > > This e-mail is for the sole use of the intended recipient(s) and may > contain confidential and privileged information. If you are not the > intended recipient, please contact the sender by reply e-mail and destroy > all copies and the original message. Any unauthorized review, use, > disclosure, dissemination, forwarding, printing or copying of this email > is strictly prohibited and appropriate legal action will be taken. > > --- > > > > > > --- > [ C-DAC is on Social-Media too. Kindly follow us at: > Facebook: https://www.facebook.com/CDACINDIA & Twitter: @cdacindia ] > > This e-mail is for the sole use of the intended recipient(s) and may > contain confidential and privileged information. If you are not the > intended recipient, please contact the sender by reply e-mail and destroy > all copies and the original message. Any unauthorized review, use, > disclosure, dissemination, forwarding, printing or copying of this email > is strictly prohibited and appropriate legal action will be taken. > > --- > > > > --- > [ C-DAC is on Social-Media too. Kindly follow us at: > Facebook: https://www.facebook.com/CDACINDIA & Twitter: @cdacindia ] > > This e-mail is for the sole use of the intended recipient(s) and may > contain confidential and privileged information. If you are not the > intended recipient, please contact the sender by reply e-mail and destroy > all copies and the original message. Any unauthorized review, use, > disclosure, dissemination, forwarding, printing or copying of this email > is strictly prohibited and appropriate legal action will be taken. > > --- > -- *Best Regards* *Atul Rajan*