https://mongoshard.pages.dev/en/?src=rss_auto Deterministic MongoDB 8.0 & Percona WiredTiger cache equations, Oplog NVMe sizing, 3-node VPC replica sets, PBM S3 PITR backups, and Atlas TCO audits. en Thu, 12 Nov 2026 12:00:00 GMT https://mongoshard.pages.dev/en/topologies/wiredtiger-cache-sizing-formula/?src=rss_auto mongoshard-en-topology-wiredtiger-cache-sizing-formula Thu, 12 Nov 2026 12:00:00 GMT MongoShard deterministic breakdown of the MongoDB 8.0 WiredTiger (RAM - 1GB) * 0.50 internal cache boundary, Linux XFS Zstd page cache, and OOM prevention. https://mongoshard.pages.dev/en/topologies/three-node-replica-set-vpc/?src=rss_auto mongoshard-en-topology-three-node-replica-set-vpc Thu, 12 Nov 2026 12:00:00 GMT MongoShard architectural guide for 3-node MongoDB 8.0 P-S-S vs P-S-A Replica Sets: Raft election quorum, keyfile auth, w:majority durability, and 10Gbps VPC isolation. https://mongoshard.pages.dev/en/topologies/escape-mongodb-atlas-pricing/?src=rss_auto mongoshard-en-topology-escape-mongodb-atlas-pricing Thu, 12 Nov 2026 12:00:00 GMT MongoShard financial and architectural audit of MongoDB Atlas M30, M40, and M50 pricing multipliers vs self-hosted Percona MongoDB 8.0 on 3-node NVMe VDS. https://mongoshard.pages.dev/en/topologies/percona-backup-mongodb-s3/?src=rss_auto mongoshard-en-topology-percona-backup-mongodb-s3 Thu, 12 Nov 2026 12:00:00 GMT MongoShard implementation guide for Percona Backup for MongoDB (PBM): offload Zstd backups and 10-minute Oplog PITR slices from Secondary nodes to S3 storage. https://mongoshard.pages.dev/en/topologies/rocketchat-mongodb-oplog/?src=rss_auto mongoshard-en-topology-rocketchat-mongodb-oplog Thu, 12 Nov 2026 12:00:00 GMT MongoShard Oplog and WiredTiger sizing model for Rocket.Chat and Graylog deployments: prevent Change Stream cursor rollovers, collection scans, and CPU steal. https://mongoshard.pages.dev/en/topologies/payloadcms-mongodb-vps/?src=rss_auto mongoshard-en-topology-payloadcms-mongodb-vps Thu, 12 Nov 2026 12:00:00 GMT MongoShard RAM budgeting guide for PayloadCMS 3.0, Prisma, and Next.js with MongoDB 8.0 on DDR5 KVM VPS: 1-node rs0 ACID setup and cacheSizeGB OOM caps. https://mongoshard.pages.dev/en/topologies/compound-index-ram-optimization/?src=rss_auto mongoshard-en-topology-compound-index-ram-optimization Thu, 12 Nov 2026 12:00:00 GMT MongoShard B-Tree index optimization dossier: audit zero-hit indexes with $indexStats, apply Equality-Sort-Range (ESR), and shrink WiredTiger RAM with partial indexes. https://mongoshard.pages.dev/en/topologies/sharded-cluster-vs-vertical-vds/?src=rss_auto mongoshard-en-topology-sharded-cluster-vs-vertical-vds Thu, 12 Nov 2026 12:00:00 GMT MongoShard sharding threshold analysis: compare an 11-daemon MongoDB sharded cluster (mongos + CSRS + shards) against vertical 128GB–256GB NVMe VDS scaling. https://mongoshard.pages.dev/en/compare/self-hosted-mongodb-vs-atlas-m30/?src=rss_auto mongoshard-en-compare-self-hosted-mongodb-vs-atlas-m30 Thu, 12 Nov 2026 12:00:00 GMT MongoShard deterministic RAM and TCO comparison between a 16GB DDR5 NVMe KVM VPS running Percona MongoDB 8.0 and an 8GB MongoDB Atlas M30 cluster (2026-11-12 rates). https://mongoshard.pages.dev/en/compare/ultahost-vds-vs-atlas-dedicated/?src=rss_auto mongoshard-en-compare-ultahost-vds-vs-atlas-dedicated Thu, 12 Nov 2026 12:00:00 GMT MongoShard architectural and TCO audit comparing 3-node UltaHost 32GB–128GB Dedicated VDS replica sets against MongoDB Atlas M50 and M60 tiers (2026-11-12 rates). https://mongoshard.pages.dev/en/compare/vultr-vpc-replica-set-vs-aws-documentdb/?src=rss_auto mongoshard-en-compare-vultr-vpc-replica-set-vs-aws-documentdb Thu, 12 Nov 2026 12:00:00 GMT MongoShard technical comparison between genuine MongoDB 8.0 WiredTiger on Vultr 10Gbps VPC 2.0 and AWS DocumentDB emulation layer & per-million I/O billing. https://mongoshard.pages.dev/en/compare/mongodb-8-vs-postgresql-jsonb-ram/?src=rss_auto mongoshard-en-compare-mongodb-8-vs-postgresql-jsonb-ram Thu, 12 Nov 2026 12:00:00 GMT MongoShard storage-engine analysis comparing MongoDB 8.0 BSON + WiredTiger Zstd cache behavior against PostgreSQL 17 JSONB, GIN indexes, MVCC VACUUM, and TOAST.