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server : remove n_past #16818

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Merged
merged 6 commits into from
Oct 30, 2025
Merged

server : remove n_past #16818

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5bd32bb
server : remove n_past
ggerganov Oct 28, 2025
51405ae
server : replace slot.n_prompt_tokens() with slot.task->n_tokens()
ggerganov Oct 28, 2025
9d97d1d
server : fixes + clean-up
ggerganov Oct 29, 2025
278fbdd
cont : fix context shift
ggerganov Oct 29, 2025
beb5c03
server : add server_tokens::pos_next()
ggerganov Oct 30, 2025
ef1646e
server : fix pos_next() usage
ggerganov Oct 30, 2025
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4 changes: 2 additions & 2 deletions tools/server/README.md
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Expand Up @@ -587,7 +587,7 @@ These words will not be included in the completion, so make sure to add them to
- `word`: Stopped due to encountering a stopping word from `stop` JSON array provided
- `stopping_word`: The stopping word encountered which stopped the generation (or "" if not stopped due to a stopping word)
- `timings`: Hash of timing information about the completion such as the number of tokens `predicted_per_second`
- `tokens_cached`: Number of tokens from the prompt which could be re-used from previous completion (`n_past`)
- `tokens_cached`: Number of tokens from the prompt which could be re-used from previous completion
- `tokens_evaluated`: Number of tokens evaluated in total from the prompt
- `truncated`: Boolean indicating if the context size was exceeded during generation, i.e. the number of tokens provided in the prompt (`tokens_evaluated`) plus tokens generated (`tokens predicted`) exceeded the context size (`n_ctx`)

Expand Down Expand Up @@ -1045,7 +1045,7 @@ Available metrics:
- `llamacpp:kv_cache_tokens`: KV-cache tokens.
- `llamacpp:requests_processing`: Number of requests processing.
- `llamacpp:requests_deferred`: Number of requests deferred.
- `llamacpp:n_past_max`: High watermark of the context size observed.
- `llamacpp:n_tokens_max`: High watermark of the context size observed.

### POST `/slots/{id_slot}?action=save`: Save the prompt cache of the specified slot to a file.

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