Hello @idodds ,   Your Namenode is failing to connect to quorum of JN (2/3). Could you check and share any errors/warn you are getting on the two remote JN hosts ?   Thank you  Parth Joshi ... View more

Hello @Clouderanew ,   >> Could you check if the permissions of Namenode directory or its parent dir is getting changed? >> Do you have a valid fsimage available?   Kind Regards, Parth Joshi ... View more

Hi @Clouderanew , Could you check the role logs and provide the error which is appearing before the Namenode shutdown?   Kind Regards, Parth Joshi ... View more

Hello @KPG1 ,   If you are able to successfully read/write from HDFS and if these messages are appearing only on standby NN logs, then it should be normal.    Thank you. ... View more

Hello @Mohammed93,   The error generally happens if there is a duplicate servicePrincipalName matching HTTP/<hostname>@<REALM>.   It could be possible that the duplicate entry could be in lowercase such as "http/<hostname>@<REALM> or may be with short hostname such as "HTTP/<short hostname>@<REALM>   Please check with your AD admin to locate the duplicates and remove them. Then retry regeneration of Kerberos credentials.   Thank you.   ... View more

Hi @hanumanth,   Could you please check below things: 1) If the replication factor of deleted files was 1. 2) If there are blocks still pending to be deleted. This could be checked from NN UI 3) If there are hdfs snapshots configured on the deleted paths or its parent directory   Thank you ... View more

Hello @hassan-ki5,   Is it the same issue as your another post ? "https://community.cloudera.com/t5/Support-Questions/Agent-Hosts-amp-Management-Service-is-not-working/td-p/356855"   Thank you ... View more

Hi @hassan-ki5,   From the error, it is clear that the certificate verification has failed.   It should be because your ssl certificates must have already expired. You will need to renew your certificates to make this work.   The services keep on running even after certificates expire until restarted.   Thank you ... View more