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logs: fix bogus "0 MiB free" log line (#12590)

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On the llama runner, after the recent GGML bump a new log line reports
incorrect 0 MiB free after our patch to remove memory from the props.  This
adjusts the llama.cpp code to fetch the actual free memory of the active device.
This commit is contained in:
Daniel Hiltgen
2025-10-14 11:26:28 -07:00
committed by GitHub
parent 2aba569a2a
commit 850da848c5
2 changed files with 28 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
llama/llama.cpp/src/llama.cpp vendored
View File

@@ -267,10 +267,12 @@ static struct llama_model * llama_model_load_from_file_impl(
for (auto * dev : model->devices) {
ggml_backend_dev_props props;
ggml_backend_dev_get_props(dev, &props);
size_t memory_free, memory_total;
ggml_backend_dev_memory(dev, &memory_free, &memory_total);
LLAMA_LOG_INFO("%s: using device %s (%s) (%s) - %zu MiB free\n", __func__,
ggml_backend_dev_name(dev), ggml_backend_dev_description(dev),
props.device_id ? props.device_id : "unknown id",
props.memory_free/1024/1024);
memory_free/1024/1024);
}
const int status = llama_model_load(path_model, splits, *model, params);

31
llama/patches/0024-ggml-Enable-resetting-backend-devices.patch
View File

@@ -12,10 +12,11 @@ unused then it can be reset to free these data structures.
ggml/src/ggml-backend.cpp | 8 ++++++++
ggml/src/ggml-cuda/ggml-cuda.cu | 16 +++++++++++++++-
ggml/src/ggml-cuda/vendors/hip.h | 1 +
5 files changed, 29 insertions(+), 1 deletion(-)
src/llama.cpp | 4 +++-
6 files changed, 32 insertions(+), 2 deletions(-)
diff --git a/ggml/include/ggml-backend.h b/ggml/include/ggml-backend.h
index 1ff53ed0..ba181d09 100644
index 1ff53ed03..ba181d09d 100644
--- a/ggml/include/ggml-backend.h
+++ b/ggml/include/ggml-backend.h
@@ -178,6 +178,7 @@ extern "C" {
@@ -27,7 +28,7 @@ index 1ff53ed0..ba181d09 100644
GGML_API ggml_backend_buffer_type_t ggml_backend_dev_host_buffer_type(ggml_backend_dev_t device);
GGML_API ggml_backend_buffer_t ggml_backend_dev_buffer_from_host_ptr(ggml_backend_dev_t device, void * ptr, size_t size, size_t max_tensor_size);
diff --git a/ggml/src/ggml-backend-impl.h b/ggml/src/ggml-backend-impl.h
index 3c3f22fc..43c91d9f 100644
index 3c3f22fc0..43c91d9f2 100644
--- a/ggml/src/ggml-backend-impl.h
+++ b/ggml/src/ggml-backend-impl.h
@@ -195,6 +195,10 @@ extern "C" {
@@ -42,7 +43,7 @@ index 3c3f22fc..43c91d9f 100644
struct ggml_backend_device {
diff --git a/ggml/src/ggml-backend.cpp b/ggml/src/ggml-backend.cpp
index 6ef5eeaf..0b757af5 100644
index 6ef5eeafa..0b757af59 100644
--- a/ggml/src/ggml-backend.cpp
+++ b/ggml/src/ggml-backend.cpp
@@ -526,6 +526,14 @@ ggml_backend_t ggml_backend_dev_init(ggml_backend_dev_t device, const char * par
@@ -61,7 +62,7 @@ index 6ef5eeaf..0b757af5 100644
GGML_ASSERT(device);
return device->iface.get_buffer_type(device);
diff --git a/ggml/src/ggml-cuda/ggml-cuda.cu b/ggml/src/ggml-cuda/ggml-cuda.cu
index 811462c7..87c6c34a 100644
index 811462c79..87c6c34a4 100644
--- a/ggml/src/ggml-cuda/ggml-cuda.cu
+++ b/ggml/src/ggml-cuda/ggml-cuda.cu
@@ -107,6 +107,11 @@ int ggml_cuda_get_device() {
@@ -109,7 +110,7 @@ index 811462c7..87c6c34a 100644
// backend reg
diff --git a/ggml/src/ggml-cuda/vendors/hip.h b/ggml/src/ggml-cuda/vendors/hip.h
index 890c1036..1f06be80 100644
index 890c10364..1f06be80e 100644
--- a/ggml/src/ggml-cuda/vendors/hip.h
+++ b/ggml/src/ggml-cuda/vendors/hip.h
@@ -45,6 +45,7 @@
@@ -120,3 +121,21 @@ index 890c1036..1f06be80 100644
#define cudaDeviceSynchronize hipDeviceSynchronize
#define cudaError_t hipError_t
#define cudaErrorPeerAccessAlreadyEnabled hipErrorPeerAccessAlreadyEnabled
diff --git a/src/llama.cpp b/src/llama.cpp
index fe5a7a835..d821a96a0 100644
--- a/src/llama.cpp
+++ b/src/llama.cpp
@@ -267,10 +267,12 @@ static struct llama_model * llama_model_load_from_file_impl(
for (auto * dev : model->devices) {
ggml_backend_dev_props props;
ggml_backend_dev_get_props(dev, &props);
+ size_t memory_free, memory_total;
+ ggml_backend_dev_memory(dev, &memory_free, &memory_total);
LLAMA_LOG_INFO("%s: using device %s (%s) (%s) - %zu MiB free\n", __func__,
ggml_backend_dev_name(dev), ggml_backend_dev_description(dev),
props.device_id ? props.device_id : "unknown id",
- props.memory_free/1024/1024);
+ memory_free/1024/1024);
}
const int status = llama_model_load(path_model, splits, *model, params);