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embedding: adjust n_ubatch value, print error on insufficient n_batch value #6296

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merged 5 commits into from
Mar 26, 2024
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embedding: adjust n_ubatch value, print error on insufficient n_batch value #6296

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6e27406
embedding: assign `n_ubatch` value, print error on `n_batch` overflow
mscheong01 Mar 25, 2024
d054109
Update examples/embedding/embedding.cpp
mscheong01 Mar 26, 2024
ea753ed
use %ld instead of %lld
mscheong01 Mar 26, 2024
544b447
Merge branch 'embedding-assign-`n_ubatch`-value,-print-error-on-`n_ba…
mscheong01 Mar 26, 2024
2258098
Revert "use %ld instead of %lld"
mscheong01 Mar 26, 2024
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6 changes: 5 additions & 1 deletion examples/embedding/embedding.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,8 @@ int main(int argc, char ** argv) {
}

params.embedding = true;
// For BERT models, batch size must be equal to ubatch size
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params.n_ubatch = params.n_batch;

print_build_info();

Expand Down Expand Up @@ -114,7 +116,9 @@ int main(int argc, char ** argv) {
for (const auto & prompt : prompts) {
auto inp = ::llama_tokenize(ctx, prompt, true, false);
if (inp.size() > n_batch) {
inp.resize(n_batch);
fprintf(stderr, "%s: error: number of tokens in input line (%lld) exceeds batch size (%lld), increase batch size and re-run\n",
__func__, (long long int) inp.size(), (long long int) n_batch);
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Here you can use %ld instead of %lld, no need to cast the type then

Suggested change
__func__, (long long int) inp.size(), (long long int) n_batch);
__func__, inp.size(), n_batch);

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applied & rolled back due to build failure.
IIRC, this is why I used %lld with casting in #6193. Although I tried your suggestion just in case 😉.

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We normally use PRIu64 / PRId64 to print 64-bit integers. Alternatively, in this case just %d and cast to (int) is fine

return 1;
}
inputs.push_back(inp);
}
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