KVSの性能、RDBMSのインデックス、更にMapReduceを併せ持つAll-in-One NoSQL: MongoDB
KVSの性能、RDBMSのインデックス、更にMapReduceを併せ持つAll-in-One NoSQL: MongoDB This document discusses the performance and structure of a NoSQL system using MongoDB at Rakuten, highlighting the benefits and challenges of using MongoDB's indexing and MapReduce capabilities. It presents a detailed analysis of the system's layout, data structures, and performance specifications, including examples of operational issu
Replica Set Internals Part V: Initial Sync
I’ve been doing replica set “bootcamps” for new hires. It’s mainly focused on applying this to debug replica set issues and being able to talk fluently about what’s happening, but it occurred to me that you (blog readers) might be interested in it, too. There are 8 subjects I cover in my bootcamp: Elections Creating a set Reconfiguring Syncing Initial Sync Rollback Authentication Debugging Prerequ
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