How to install CDH patch without downtime (ZERO downtime)

1. Update new patch parcel location in parcel configuration 2. Then come to parcel page and click on "check for new parcels...

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ProtocolError- Cloudera Installation

Some times you may encounter below error, while installing Cloudera Manager packages. These are the cases where you will see this error 1...

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How to fix missing and underreplicated blocks in Hadoop

Sometimes, you may encounter "missing blocks" issue in your CDH. Here i am going to help you to fix this this 1. First c...

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CDH client configuration issue (java.lang.NoClassDefFoundError: org/apache/hadoop/mapreduce/lib/partition/InputSampler$Sampler)

When you are trying to submit a job from Client machine, sometimes you may encounter with below error [admin@hostname hadoop]$ sudo -u ...

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IOException thrown while collecting data from host: No route to host (CDH Host Inspector)

After installing CDH any version, if you are trying to run Host inspector sometimes you will get " IOException thrown while collecting...

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Cloudera NFS Gateway failed to start

In this post i am going to show "How to fix NFS Gateway starting issue in CDH" To start NFS Gateway, you need to start rpcbind ...

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