Merge branch 'ollama:main' into mannix-server

This commit is contained in:
ManniX-ITA
2024-04-18 18:45:15 +02:00
committed by GitHub
12 changed files with 148 additions and 204 deletions

View File

@@ -97,7 +97,7 @@ func NewLlamaServer(model string, adapters, projectors []string, opts api.Option
var layerCount int
layers := ggml.Tensors().Layers()
for i := 0; i < int(ggml.KV().BlockCount()); i++ {
memoryLayer := layers[fmt.Sprintf("%d", i)].size()
memoryLayer := layers[fmt.Sprintf("blk.%d", i)].size()
// KV is proportional to the number of layers
memoryLayer += kv / ggml.KV().BlockCount()
@@ -109,7 +109,13 @@ func NewLlamaServer(model string, adapters, projectors []string, opts api.Option
}
}
memoryLayerOutput := layers["output"].size()
var memoryLayerOutput uint64
for k, v := range layers {
if !strings.HasPrefix(k, "blk.") {
memoryLayerOutput += v.size()
}
}
memoryRequiredTotal += memoryLayerOutput
if info.Library == "metal" && memoryRequiredTotal > info.TotalMemory {
@@ -124,16 +130,47 @@ func NewLlamaServer(model string, adapters, projectors []string, opts api.Option
opts.NumGPU = layerCount
}
memoryWeights := memoryRequiredTotal - memoryMinimum - graphFullOffload - kv
slog.Info(
"offload to gpu",
"reallayers", opts.NumGPU,
"layers", layerCount,
"required", format.HumanBytes2(memoryRequiredTotal),
"used", format.HumanBytes2(memoryRequiredPartial),
"available", format.HumanBytes2(memoryAvailable),
"kv", format.HumanBytes2(kv),
"fulloffload", format.HumanBytes2(graphFullOffload),
"partialoffload", format.HumanBytes2(graphPartialOffload),
slog.Group(
"layers",
// actual number of layers offloaded
"real", opts.NumGPU,
// estimated number of layers that can be offloaded
"estimate", layerCount,
),
slog.Group(
"memory",
// memory available for offloading
"available", format.HumanBytes2(memoryAvailable),
slog.Group(
"required",
// memory required for full offloading
"full", format.HumanBytes2(memoryRequiredTotal),
// memory required to offload layers.estimate layers
"partial", format.HumanBytes2(memoryRequiredPartial),
// memory of KV cache
"kv", format.HumanBytes2(kv),
),
slog.Group(
"weights",
// memory of the weights
"total", format.HumanBytes2(memoryWeights),
// memory of repeating layers
"repeating", format.HumanBytes2(memoryWeights-memoryLayerOutput),
// memory of non-repeating layers
"nonrepeating", format.HumanBytes2(memoryLayerOutput),
),
slog.Group(
"graph",
// memory of graph when fully offloaded
"full", format.HumanBytes2(graphFullOffload),
// memory of graph when not fully offloaded
"partial", format.HumanBytes2(graphPartialOffload),
),
),
)
if len(adapters) > 1 {