text-generation-inference/server/text_generation_server/interceptor.py
OlivierDehaene a6a0c97ed9
feat: prefill chunking (#2600)
* wip

* rollback

* refactor to use prefix/postfix namming + fix all_input_ids_tensor

* maybe patching vlms?

* fix filter and concat

* wip, no filter, no concat

* current

* add prepare_for_prefill

* working

* load tested

* re-create slots

* re-create slots

* fix slot_filtering_indices

* feedback loop

* remove log

* fix benchmarker

* fix vlm and seq2seq

* rename to cache and input lengths

* fix prefill logprobs

* fix launcher

* fix logprobs?

* idk at this point

* max input length

* omfg

* remove debugging lines

* fix tests

* fix mllama

* fix cargo tests

* remove support chunking for paged

* Fixing non blocked attentions

* Fixing dtype + AMD, Ipex targets.

* lint fix.

* rename

* Fix prefix_caching variable, remove defaults in server (confusing a lot
of the times).

* Add simple resolution when user specifies ATTENTION=paged.

* Put back non default simple tests.

* Fix env name

---------

Co-authored-by: Nicolas Patry <patry.nicolas@protonmail.com>
2024-10-16 12:49:33 +02:00

41 lines
1.2 KiB
Python

import torch
import grpc
from google.rpc import status_pb2, code_pb2
from grpc_status import rpc_status
from grpc_interceptor.server import AsyncServerInterceptor
from loguru import logger
from typing import Callable, Any
class ExceptionInterceptor(AsyncServerInterceptor):
def __init__(self, shutdown_callback):
self.shutdown_callback = shutdown_callback
async def intercept(
self,
method: Callable,
request_or_iterator: Any,
context: grpc.ServicerContext,
method_name: str,
) -> Any:
try:
response = method(request_or_iterator, context)
return await response
except Exception as err:
method_name = method_name.split("/")[-1]
logger.exception(f"Method {method_name} encountered an error.")
# Runtime Error cannot be recovered from
if isinstance(err, RuntimeError):
self.shutdown_callback()
if torch.cuda.is_available():
torch.cuda.empty_cache()
await context.abort_with_status(
rpc_status.to_status(
status_pb2.Status(code=code_pb2.INTERNAL, message=str(err))
)
)