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fix memory check

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This commit is contained in:
Michael Yang 2023-10-12 09:34:16 -07:00
parent d790bf9916
commit 92189a5855
4 changed files with 27 additions and 18 deletions
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3
api/client.go
View file

@ -14,6 +14,7 @@ import (
"runtime"
"strings"
"github.com/jmorganca/ollama/format"
"github.com/jmorganca/ollama/version"
)
@ -127,7 +128,7 @@ func (c *Client) do(ctx context.Context, method, path string, reqData, respData
return nil
}
const maxBufferSize = 512 * 1000 // 512KB
const maxBufferSize = 512 * format.KiloByte
func (c *Client) stream(ctx context.Context, method, path string, data any, fn func([]byte) error) error {
var buf *bytes.Buffer

19
format/bytes.go
View file

@ -2,14 +2,21 @@ package format
import "fmt"
const (
Byte = 1
KiloByte = Byte * 1000
MegaByte = KiloByte * 1000
GigaByte = MegaByte * 1000
)
func HumanBytes(b int64) string {
switch {
case b > 1000*1000*1000:
return fmt.Sprintf("%d GB", b/1000/1000/1000)
case b > 1000*1000:
return fmt.Sprintf("%d MB", b/1000/1000)
case b > 1000:
return fmt.Sprintf("%d KB", b/1000)
case b > GigaByte:
return fmt.Sprintf("%d GB", b/GigaByte)
case b > MegaByte:
return fmt.Sprintf("%d MB", b/MegaByte)
case b > KiloByte:
return fmt.Sprintf("%d KB", b/KiloByte)
default:
return fmt.Sprintf("%d B", b)
}

2
llm/llama.go
View file

@ -509,7 +509,7 @@ type PredictRequest struct {
Stop []string `json:"stop,omitempty"`
}
const maxBufferSize = 512 * 1000 // 512KB
const maxBufferSize = 512 * format.KiloByte
func (llm *llama) Predict(ctx context.Context, prevContext []int, prompt string, fn func(api.GenerateResponse)) error {
prevConvo, err := llm.Decode(ctx, prevContext)

21
llm/llm.go
View file

@ -10,6 +10,7 @@ import (
"github.com/pbnjay/memory"
"github.com/jmorganca/ollama/api"
"github.com/jmorganca/ollama/format"
)
type LLM interface {
@ -60,33 +61,33 @@ func New(workDir, model string, adapters []string, opts api.Options) (LLM, error
totalResidentMemory := memory.TotalMemory()
switch ggml.ModelType() {
case "3B", "7B":
if ggml.FileType() == "F16" && totalResidentMemory < 16*1000*1000 {
if ggml.FileType() == "F16" && totalResidentMemory < 16*format.GigaByte {
return nil, fmt.Errorf("F16 model requires at least 16 GB of memory")
} else if totalResidentMemory < 8*1000*1000 {
} else if totalResidentMemory < 8*format.GigaByte {
return nil, fmt.Errorf("model requires at least 8 GB of memory")
}
case "13B":
if ggml.FileType() == "F16" && totalResidentMemory < 32*1000*1000 {
if ggml.FileType() == "F16" && totalResidentMemory < 32*format.GigaByte {
return nil, fmt.Errorf("F16 model requires at least 32 GB of memory")
} else if totalResidentMemory < 16*1000*1000 {
} else if totalResidentMemory < 16*format.GigaByte {
return nil, fmt.Errorf("model requires at least 16 GB of memory")
}
case "30B", "34B", "40B":
if ggml.FileType() == "F16" && totalResidentMemory < 64*1000*1000 {
if ggml.FileType() == "F16" && totalResidentMemory < 64*format.GigaByte {
return nil, fmt.Errorf("F16 model requires at least 64 GB of memory")
} else if totalResidentMemory < 32*1000*1000 {
} else if totalResidentMemory < 32*format.GigaByte {
return nil, fmt.Errorf("model requires at least 32 GB of memory")
}
case "65B", "70B":
if ggml.FileType() == "F16" && totalResidentMemory < 128*1000*1000 {
if ggml.FileType() == "F16" && totalResidentMemory < 128*format.GigaByte {
return nil, fmt.Errorf("F16 model requires at least 128 GB of memory")
} else if totalResidentMemory < 64*1000*1000 {
} else if totalResidentMemory < 64*format.GigaByte {
return nil, fmt.Errorf("model requires at least 64 GB of memory")
}
case "180B":
if ggml.FileType() == "F16" && totalResidentMemory < 512*1000*1000 {
if ggml.FileType() == "F16" && totalResidentMemory < 512*format.GigaByte {
return nil, fmt.Errorf("F16 model requires at least 512GB of memory")
} else if totalResidentMemory < 128*1000*1000 {
} else if totalResidentMemory < 128*format.GigaByte {
return nil, fmt.Errorf("model requires at least 128GB of memory")
}
}