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2 posts

FreeBSDDeep Dive October 3, 2026 7 min read

FreeBSD DMA Mail Operations: Deliver Local System Mail Through a Relay

Operate FreeBSD DMA for local system mail and outbound relay delivery with credential-safe configuration, queue checks, testing, and failure triage.

#freebsd#dma#mail

Haiku OSDeep Dive October 3, 2026 7 min read

Haiku Mail: mail_daemon, BFS Message Files, and Queries

Understand Haiku Mail's daemon, per-message files, BFS metadata, account settings, and recovery boundaries without treating indexes as message contents.

#haiku#mail#bfs