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compatible with Mac ARM64 and x86_64 arch, and ignore memory access delay

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Lizonghang 2024-12-04 11:33:46 +04:00
parent 6d7801de87
commit 99d48157a0
1 changed files with 21 additions and 2 deletions
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23
common/profiler.cpp
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@ -349,6 +349,18 @@ static bool device_is_docker_container() {
return false;
}
static int is_uma_arch() {
int is_arm64 = 0;
size_t size = sizeof(is_arm64);
// check whether it is Apple Silicon (ARM64)
if (sysctlbyname("hw.optional.arm64", &is_arm64, &size, NULL, 0) != 0) {
return 0;
}
return is_arm64;
}
static uint64_t device_host_physical_memory(bool available) {
uint64_t memory = 0;
@ -404,7 +416,14 @@ static uint64_t device_host_physical_memory(bool available) {
if (available) {
if (host_statistics64(host, HOST_VM_INFO64, (host_info64_t)&vm_stats, &count) == KERN_SUCCESS) {
memory = total_memory - (vm_stats.internal_page_count - vm_stats.purgeable_count) * sysconf(_SC_PAGESIZE);
size_t page_size = sysconf(_SC_PAGESIZE);
if (is_uma_arch()) { // Mac UMA with ARM64
// memory = (vm_stats.free_count + vm_stats.inactive_count) * page_size;
memory = vm_stats.free_count * page_size; // use "sudo purge" before launching
} else { // Mac with x86_64
memory = total_memory - (vm_stats.internal_page_count - vm_stats.purgeable_count) * page_size;
}
} else {
LOG_INF("host_statistics64 failed\n");
}
@ -1501,7 +1520,7 @@ void device_print_props(struct device_info * dev_info_set, int n, struct llama_m
float latency = 0.0f;
int n_layers = llama_model_n_layers (model);
latency += device_compute_delay (dev_info_set[0], n_layers, cparams);
latency += device_memory_access_delay(dev_info_set[0], cparams, n_layers);
// latency += device_memory_access_delay(dev_info_set[0], cparams, n_layers);
latency += device_disk_access_delay (dev_info_set[0], model, cparams); // if physical memory is not enough, some tensor weights will be released from memory and reloaded by mmap later
LOG_INF("| Token latency (ms) ");