db-soo.hashnode.devDoes MongoDB need Compaction?: CheckpointHi, I’m back! In last article, I mentioned that I would cover Wiredtiger checkpoint. Therefore, today I will discover how checkpoint in wiredtiger works, and how different it is from other DBMS like MySQL, and what this means for fragmentation and co...Nov 29, 2025·7 min read
db-soo.hashnode.devDoes MongoDB need Compaction?: MongoDB and WiredTiger Engine InternalsHi everyone, this is Soo. I’m a MongoDB DBA, and today I’m going to talk about MongoDB Compaction — and about the WiredTiger storage engine as well. Why Compaction Matters The bottom line is: MongoDB might need compaction when there are lots of DML o...Oct 11, 2025·4 min read
