This article is the second part of the article named “How to improve database performance on MongoDB part 1“ Ensure you have enough RAM. …
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MongoDB Resync stale replica member
In a replica set if one of the members is in RECOVERING state and in the log file of that member if you see: [crayon-66ff78b3e909f398837569/] …
Read More »How To Improve Database Performance on MongoDB Part 1
This little guide is medium in scope, it is not exhaustive. It just gives you an idea to focus 1 Choose the right storage …
Read More »Hadoop-3.1.0 Multi Node Connection and Configuration in easiest way
HADOOP MULTI NODE INSTALLATION PROCESS [ Note: I am creating multi node in most easiest way by creating and using everything in root mode on …
Read More »Fragmentation on MongoDB databases
Fragmentation on MongoDB databases When we removing a large amount of data from the collection and no plan to replace it, we generate a …
Read More »Point in time recovery on Mongodb Standalone server.
1:- Enable oplog using –master option while starting mongod service [Version 3.2]. And later version (3.2 +) need to put replSetName=rs0 into the mongo.conf file in …
Read More »Slow queries on MongoDB
During a typical revision of mongod’s logs, we could find slow queries, by default, those queries that take more >100ms. You can change this time …
Read More »Creating New Replica Set Configuration
Replica set configuration on ‘n’ node Replica: We generally have 3 nodes replica set with 1 Primary and 2 secondaries. Below are the steps we will need to …
Read More »MongoDB Version 3.6 Upgrade Process
Important Note : Following features are deprecated in 3.6 ‘rest = true’ and ‘httpinterface = true’ these options need to be commented in mongod.conf . …
Read More »MongoDb query performance
Hi guys, Today I want to talk about performance issues on MongoDB. As a dba you may informed by users or developers that the …
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