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Merged
pull merged 1 commit into from
Sep 17, 2026
+5 −2
Merged

[pull] main from ollama:main #837

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7 changes: 5 additions & 2 deletions mlxrunner/pipeline.go
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Original file line number Diff line number Diff line change
Expand Up @@ -278,7 +278,9 @@ func (r *Runner) decode(ctx context.Context, request Request, session *cacheSess
now := time.Now()

// Release MLX's cached free buffers every clearCacheInterval tokens so the
// allocator's pool does not grow unbounded over a long generation.
// allocator's pool does not grow unbounded over a long generation. A
// speculative round emits several tokens at once, so the clear fires on
// crossing a multiple of the interval, not on landing exactly on one.
const clearCacheInterval = 256

generated := 0
Expand All @@ -289,6 +291,7 @@ func (r *Runner) decode(ctx context.Context, request Request, session *cacheSess

var done bool
var err error
before := generated
mlx.Scoped(func() {
var results []sampler.Result
results, err = d.next(request.Options.NumPredict - generated)
Expand Down Expand Up @@ -348,7 +351,7 @@ func (r *Runner) decode(ctx context.Context, request Request, session *cacheSess
break
}

if generated%clearCacheInterval == 0 {
if generated/clearCacheInterval != before/clearCacheInterval {
mlx.ClearCache()
}
}
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