Files
LocalAI/docs
Ettore Di Giacinto bbcaebc1ef feat(concurrency-groups): per-model exclusive groups for backend loading (#9662)
* feat(concurrency-groups): per-model exclusive groups for backend loading

Adds `concurrency_groups: [...]` to model YAML configs. Two models that share
a group cannot be loaded concurrently on the same node — loading one evicts
the others, reusing the existing pinned/busy/retry policy from LRU eviction.

Layered design:
- Watchdog (pkg/model): per-node correctness floor — on every Load(), evict
  any loaded model that shares a group with the requested one. Pinned skips
  surface NeedMore so the loader retries (and ultimately logs a clear
  warning), instead of silently allowing the rule to be violated.
- Distributed scheduler (core/services/nodes): soft anti-affinity hint —
  scheduleNewModel prefers nodes that don't already host a same-group
  model, falling back to eviction only if every candidate has a conflict.
  Composes with NodeSelector at the same point in the candidate pipeline.

Per-node, not cluster-wide: VRAM is a node-local resource, and two heavy
models running on different nodes is fine. The ConfigLoader is wired into
SmartRouter via a small ConcurrencyConflictResolver interface so the nodes
package keeps a narrow surface on core/config.

Refactors the inner LRU eviction body into a shared collectEvictionsLocked
helper and the loader retry loop into retryEnforce(fn, maxRetries, interval),
so both LRU and group enforcement share busy/pinned/retry semantics.

Closes #9659.

Assisted-by: Claude:claude-opus-4-7 [Claude Code]
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* fix(watchdog): sync pinned + concurrency_groups at startup

The startup-time watchdog setup lives in initializeWatchdog (startup.go),
not in startWatchdog (watchdog.go). The latter is only invoked from the
runtime-settings RestartWatchdog path. As a result, neither
SyncPinnedModelsToWatchdog nor SyncModelGroupsToWatchdog ran at boot,
so `pinned: true` and `concurrency_groups: [...]` only became effective
after a settings-driven watchdog restart.

Fix by adding both sync calls to initializeWatchdog. Confirmed end-to-end:
loading model A in group "heavy", then C with no group (coexists),
then B in group "heavy" now correctly evicts A and leaves [B, C].

Assisted-by: Claude:claude-opus-4-7 [Claude Code]
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

* fix(test): satisfy errcheck on new os.Remove in concurrency_groups spec

CI lint runs new-from-merge-base, so the existing pre-existing
`defer os.Remove(tmp.Name())` lines are baseline-grandfathered but the
one introduced by the concurrency_groups YAML round-trip test is held
to errcheck. Wrap the remove in a closure that discards the error.

Assisted-by: Claude:claude-opus-4-7 [Claude Code]
Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

---------

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
2026-05-05 08:42:50 +02:00
..
2026-03-27 21:26:55 +00:00
2025-11-19 22:25:33 +01:00

LocalAI website

LocalAI documentation website

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In this project, the Docsy theme component is pulled in as a Hugo module, together with other module dependencies:

$ hugo mod graph
hugo: collected modules in 566 ms
hugo: collected modules in 578 ms
github.com/google/docsy-example github.com/google/docsy@v0.5.1-0.20221017155306-99eacb09ffb0
github.com/google/docsy-example github.com/google/docsy/dependencies@v0.5.1-0.20221014161617-be5da07ecff1
github.com/google/docsy/dependencies@v0.5.1-0.20221014161617-be5da07ecff1 github.com/twbs/bootstrap@v4.6.2+incompatible
github.com/google/docsy/dependencies@v0.5.1-0.20221014161617-be5da07ecff1 github.com/FortAwesome/Font-Awesome@v0.0.0-20220831210243-d3a7818c253f

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Troubleshooting

As you run the website locally, you may run into the following error:

➜ hugo server

INFO 2021/01/21 21:07:55 Using config file: 
Building sites … INFO 2021/01/21 21:07:55 syncing static files to /
Built in 288 ms
Error: Error building site: TOCSS: failed to transform "scss/main.scss" (text/x-scss): resource "scss/scss/main.scss_9fadf33d895a46083cdd64396b57ef68" not found in file cache

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Or you may encounter the following error:

➜ hugo server

Error: failed to download modules: binary with name "go" not found

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