Abhijit Sandhan

Abhijit Sandhan
Loves Linux, Blogging, Traveling, Hiking and sharing Knowledge!

MySQL replication problem: ‘show master status’ shows ‘Empty set (0.00 sec)’

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In MySQL replication, you setup master and slave MySQL server. On master server, while checking the master status, you might end up with following error message: 1 2 3 4 mysql> SHOW MASTER STATUS; Empty set (0.00 sec) mysql> show binary logs; ERROR 1381 (HY000): You are not using binary loggingmysql> SHOW MASTER STATUS; Empty set (0.00 sec) mysql> show …

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Tomcat manager login details

To reset Tomcat manager password, follow simple steps. 1) Got to the apache-tomcat directory and open file following in your favorite editor cd /usr/local/apache-tomcat-6.0.20/conf/ vi tomcat-users.xml Part of file contents before update. <tomcat-users> <!-- <role rolename="tomcat"/> <role rolename="role1"/> <user username="tomcat" password="tomcat" roles="tomcat"/> <user username="both" password="tomcat" roles="tomcat,role1"/> <user username="role1" password="tomcat" roles="role1"/> --> </tomcat-users> Now , update the file as follows <tomcat-users> …

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[Solved] Device eth0 does not seem to be present

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After cloning a CentOS machine from Oracle Virtualbox or from VMware template and generating new MAC address, I received following error message wile starting networking service. Device eth0 does not seem to be present, delaying initialisation Initially, I thought the issue might be with the network adapter but was not sure exactly which network adapter settings should be kept or changed.On further investigation …

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