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Monday, April 22, 2019

Failed to set up listener: SocketException: Address already in use

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The following error in the /data/log/mongod.log is often seen when a new mongod instance is being setup. The following step would hel...
Sunday, April 23, 2017

Create and mount /u01 on guest linux using Virtualbox

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While the VM is powered off , add a VDI (Virtual Disk Image) as shown below- I have added a 20GB disk for the demo- Power up th...
Thursday, April 6, 2017

Oracle Virtualbox Guest OracleLinux Network settings Bridged adapter

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Setup- Oracle VirtualBox 5.1 Guest: OracleLinux R6-U3 (6.3v) Host: Windows 10 The following setup is for the guest Linux server to...
Wednesday, February 5, 2014

Wait Event: Pipe put

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Observation - Your AWR or ASH report would show 'pipe put' wait event as one of the top user events. Event Event Class ...
2 comments:
Monday, January 20, 2014

Hive for Hadoop - FAILED: Error in metadata: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.metastore.HiveMetaStoreClient

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Hive for Hadoop Complete Error - hive>select count(1) from temp_table; FAILED: Error in metadata: java.lang.RuntimeException: Unabl...
2 comments:
Monday, May 6, 2013

ssh keys RSA password-less authentication

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Quick steps to implement password-less authentication. Notes: 1. Below steps are for a home environment and hence passphrase is not used...

ssh: connect to host port 22: No route to host

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I had this error after i had implemented ssh rsa password less authentication( refer my next post for steps to implement ssh rsa password ...