Skip to content

Guard short token datasets in ANE and dynamic training paths #38

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
TastyHeadphones wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Guard short token datasets in ANE and dynamic training paths #38

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 6 additions & 0 deletions training/train_large_ane.m
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -284,6 +284,12 @@ int main(int argc, char *argv[]) {
uint16_t *token_data = (uint16_t*)mmap(NULL, data_len, PROT_READ, MAP_PRIVATE, data_fd, 0);
if (token_data == MAP_FAILED) { printf("mmap failed\n"); return 1; }
size_t n_tokens = data_len / 2;
if (n_tokens <= (size_t)(SEQ + 1)) {
printf("Token data too short: need at least %d tokens, got %zu\n", SEQ + 2, n_tokens);
munmap(token_data, data_len);
close(data_fd);
return 1;
}
printf("Token data: %zu tokens (%.1f MB)\n", n_tokens, data_len/1e6);

// Gradient buffers
Expand Down
18 changes: 12 additions & 6 deletions training/training_dynamic/train.m
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -335,12 +335,18 @@ int main(int argc, char *argv[]) {
// mmap token data
int data_fd = open(DATA_PATH, O_RDONLY);
if (data_fd < 0) { printf("Cannot open %s\n", DATA_PATH); return 1; }
struct stat st; fstat(data_fd, &st);
size_t data_len = st.st_size;
uint16_t *token_data = (uint16_t*)mmap(NULL, data_len, PROT_READ, MAP_PRIVATE, data_fd, 0);
if (token_data == MAP_FAILED) { printf("mmap failed\n"); return 1; }
size_t n_tokens = data_len / 2;
printf("Token data: %zu tokens (%.1f MB)\n", n_tokens, data_len/1e6);
struct stat st; fstat(data_fd, &st);
size_t data_len = st.st_size;
uint16_t *token_data = (uint16_t*)mmap(NULL, data_len, PROT_READ, MAP_PRIVATE, data_fd, 0);
if (token_data == MAP_FAILED) { printf("mmap failed\n"); return 1; }
size_t n_tokens = data_len / 2;
if (n_tokens <= (size_t)(SEQ + 1)) {
printf("Token data too short: need at least %d tokens, got %zu\n", SEQ + 2, n_tokens);
munmap(token_data, data_len);
close(data_fd);
return 1;
}
printf("Token data: %zu tokens (%.1f MB)\n", n_tokens, data_len/1e6);

// Vocab compaction: map 32K sparse vocab → ~9K compact
VocabMap vm = vocab_map_build(token_data, n_tokens, VOCAB);
Expand Down