thethreemagi
579787c8db
Bind mount is now active, not a commented Phase-2 option — Mike's call 2026-07-31 (337 GB is too large for the SSD). Quick Sync confirmed as the transcode device; NAS account is read-only on the library shares.
106 lines
4.8 KiB
YAML
106 lines
4.8 KiB
YAML
services:
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plex:
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# Pin the tag. The migrated database is from PMS 1.43.3.10828 and SQLite
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# schema upgrades are ONE-WAY — the server here must be equal or newer, and
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# you do not want a surprise release performing an unexpected schema
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# migration on build night. Set this to a concrete tag before first start.
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image: lscr.io/linuxserver/plex:latest
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container_name: plex
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restart: unless-stopped
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# NOT OPTIONAL. Plex's local discovery (GDM) and client auto-detection rely
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# on broadcast traffic that a bridge network silently eats. (DLNA is off on
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# this server, so discovery — not DLNA — is the reason.) This is also why
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# Plex does not sit behind NPM like everything else here: proxy host 17
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# already points plex.thewichersfamily.com at 10.0.1.20:32400 and needs no
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# change, because the IP does not move.
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network_mode: host
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environment:
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- PUID=3000 # MUST equal uid= on the CIFS mounts
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- PGID=3000 # MUST equal gid= on the CIFS mounts
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- TZ=${TZ:-America/New_York}
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- VERSION=docker
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# No PLEX_CLAIM. The migration carries MachineIdentifier,
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# ProcessedMachineIdentifier and the online token across in
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# Preferences.xml, so this server IS the existing server — already
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# claimed, shared users intact, clients not needing to re-add it.
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# Claiming would create a NEW server identity and throw that away.
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devices:
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# Quick Sync on the UHD 630 — DECIDED 2026-07-31. No session cap and
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# better HDR tone mapping than the Pascal-era NVENC on the 1070, and the
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# i915 driver lives in the kernel, so nothing breaks on updates. The
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# GTX 1070 stays free for other work. Requires the BIOS iGPU
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# Multi-Monitor toggle or /dev/dri does not exist.
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- /dev/dri:/dev/dri
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group_add:
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# Render node is root:render and PGID 3000 is not in that group.
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# Resolved from the live host by 50-plex.sh — the gid differs across
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# distro releases, so do not hardcode it.
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- "${RENDER_GID:-993}"
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volumes:
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# ---- Plex data directory (SSD): database + Metadata, NOT Media/ -------
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# The SQLite database is the most latency-sensitive thing on the box and
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# belongs on flash. Metadata/ (25 GB of posters) rides along. The 337 GB
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# Media/ preview cache does NOT — see the bind below.
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- type: bind
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source: /srv/plex/config
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target: /config
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# ---- Preview/thumbnail cache on the 3 TB ext4 disk — NOT the SSD ------
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# Mike's call 2026-07-31: 337 GB is too large for the 500 GB SSD, so
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# Media/ lives on /srv/data (the former D:, now ext4) from day one.
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# Long-form syntax deliberately: the target path contains spaces, which
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# the short "a:b" form handles badly. Docker orders mounts by target
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# depth, so this correctly lands inside the /config mount above.
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#
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# Plex does NOT support relocating this directory natively — this bind
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# mount is the mechanism. After first start, force thumbnail generation
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# on one title to prove writes succeed across the filesystem boundary
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# (EXDEV) — that failure mode can only be tested, not reasoned about.
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- type: bind
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source: /srv/data/plex-media
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target: /config/Library/Application Support/Plex Media Server/Media
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# ---- NAS media, mounted at the SAME paths the database stores ---------
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# The remap rewrites \\korval\X -> /mnt/nas/X, so the container must see
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# exactly /mnt/nas/X. Six separate entries rather than one bind of
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# /mnt/nas, because a plain bind does not carry the submounts beneath it.
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# Read-only here AND at the mount AND at the Synology — the mediabox NAS
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# account has no write permission on the library shares. media_pc (the
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# box's write share) is deliberately not exposed to Plex.
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- type: bind
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source: /mnt/nas/media
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target: /mnt/nas/media
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read_only: true
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- type: bind
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source: /mnt/nas/Radio Shows
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target: /mnt/nas/Radio Shows
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read_only: true
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- type: bind
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source: /mnt/nas/Education Videos
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target: /mnt/nas/Education Videos
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read_only: true
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- type: bind
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source: /mnt/nas/Health
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target: /mnt/nas/Health
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read_only: true
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- type: bind
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source: /mnt/nas/Home Movies
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target: /mnt/nas/Home Movies
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read_only: true
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- type: bind
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source: /mnt/nas/Pictures
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target: /mnt/nas/Pictures
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read_only: true
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tmpfs:
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# Matches TranscoderTempDirectory=/transcode in the generated
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# Preferences.xml. Transcodes are throwaway; keeping them in RAM saves
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# a great deal of SSD write wear. 4G of 16G, capped so a pathological
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# transcode cannot pressure the rest of the system.
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- /transcode:rw,size=4g,mode=1777
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