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Re: nifi manages the supervisor.conf file?

by Expert Contributor in Support Questions
‎04-14-2022 06:57 AM
‎04-14-2022 06:57 AM
hi @mszurap, how are you?   right, in the file "supervisor.conf" there is a parameter called "KRB5CCNAME=/tmp/kbr5cc_dffe", I would like to know where this information is coming from. ... View more

nifi manages the supervisor.conf file?

by Expert Contributor in Support Questions
‎04-13-2022 01:27 PM
‎04-13-2022 01:27 PM
we need to know if nifi is responsible for the file below:   /run/cloudera-scm-agent/process/24750-nifi-NIFI_NODE/supervisor.conf   because this file contains information that we are not finding in the nifi settings in the CDM ... View more
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setting "maxClientCnxns" option in zookeeper

by Expert Contributor in Support Questions
‎04-13-2022 06:41 AM
‎04-13-2022 06:41 AM
we need to know which is the responsible file that keeps the zookeeper settings, which one would it be? we need to validate if the "maxClientCnxns" option is the same as what was defined by the CDM in the zookeeper service. ... View more

Re: hbase I get an error "Master is initializing"

by Expert Contributor in Support Questions
‎04-13-2022 05:24 AM
‎04-13-2022 05:24 AM
hi @shubham_sharma, how are you?   I found a command on the internet that possibly solved this error, but some tables ended up being broken, so it was necessary to delete the tables and recreate them again. ... View more

hbase I get an error "Master is initializing"

by Expert Contributor in Support Questions
‎04-08-2022 11:32 AM
‎04-08-2022 11:32 AM
we are having a problem with hbase, the following error is displayed:   INFO client.RpcRetryingCallerImpl: Call exception, tries=6, retries=11, started=4175 ms ago, cancelled=false, msg=org.apache.hadoop.hbase.PleaseHoldException: Master is initializing at org.apache.hadoop.hbase.master.HMaster.checkInitialized(HMaster.java:2982) at org.apache.hadoop.hbase.master.MasterRpcServices.getTableDescriptors(MasterRpcServices.java:1018) at org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:413) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:130) at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:324) at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:304) , details=, see https://s.apache.org/timeout   hbase and zookeeper have already been restarted several times and still the above error is presented   the zookeeper "version-2" directory has already been removed and the above error is still displayed   how can we solve this problem? ... View more
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Re: Rebalance HDFS - Not able to copy block 131421...

by Expert Contributor in Support Questions
‎04-06-2022 12:55 PM
‎04-06-2022 12:55 PM
hi @shubham_sharma, how are you?   thanks for the info.   we will rerun the rebalancer on HDFS and monitor the behavior.   any error that appears we return in the sequence. ... View more

Re: Rebalance HDFS - Not able to copy block 131421...

by Expert Contributor in Support Questions
‎04-05-2022 07:12 AM
‎04-05-2022 07:12 AM
hi @Akarsh    The balancer was run like this:   hdfs balancer -Ddfs.datanode.balance.bandwidthPerSec=1073741824 -Ddfs.datanode.balance.max.concurrent.moves=20 -threshold 5   But still the same error appeared:   WARN balancer.Dispatcher: Failed to move blk_1275620781_201901979 with size=99352364 from 10.10.10.99:1019:DISK to 10.10.10.183:1019:DISK through 10.10.10.99:1019: Got error, status message Not able to receive block 1275620781 from /10.10.10.212:44466 because threads quota is exceeded., block move is failed ... View more

Re: Rebalance HDFS - Not able to copy block 131421...

by Expert Contributor in Support Questions
‎04-05-2022 05:33 AM
‎04-05-2022 05:33 AM
hi @Akarsh    the documentation doesn't show how to use the parameter "dfs.datanode.balance.max.concurrent.moves" in the balancer execution command.   how can we use this parameter in the balancer execution? ... View more

Rebalance HDFS - Not able to copy block 1314213952...

by Expert Contributor in Support Questions
‎04-04-2022 12:00 PM
‎04-04-2022 12:00 PM
We are running rebalance on HDFS and we are getting the error below:   "WARN balancer.Dispatcher: Failed to move blk_1314197946_240487461 with size=134217728 from 10.10.10.109:1019:DISK to 10.10.10.183:1019:DISK through 10.10.10.99:1019: Got error, status message opReplaceBlock BP-1707938289-10.10.10.96-1520510791093:blk_1314197946_240487461 received exception java.io.IOException: Got error, status message Not able to copy block 1314197946 to /10.10.10.183:51650 because threads quota is exceeded., copy block BP-1707938289-10.10.10.96-1520510791093:blk_1314197946_240487461 from /10.10.10.99:1019, block move is failed"   we would like to know why we are getting these errors?   would it be because the network interfaces are 1GB?   if so, how can we resolve these errors? increasing the speed of network interfaces?   PS: The hosts have 1GB network interfaces PS: We are using Ambari Server version 2.6.2.2. ... View more
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Re: Kudu Tablet taking too long to sync with Kudu ...

by Expert Contributor in Support Questions
‎04-04-2022 08:40 AM
‎04-04-2022 08:40 AM
hi @jromero    thanks for the feedback.   unfortunately we cannot make the TS logs available as they contain sensitive information.   we will try to open a ticket with support.   checking the TS replica charts "Total Tablet Size On Disk Across Kudu Replicas", they all contain the same size. ... View more
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