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[None][fix] Add refresh blocks to Python executor #8890

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[None][fix] Add refresh blocks to Python executor #8890

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3 changes: 2 additions & 1 deletion cpp/tensorrt_llm/nanobind/batch_manager/kvCacheManager.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -482,7 +482,8 @@ void tb::kv_cache_manager::KVCacheManagerBindings::initBindings(nb::module_& m)
.def("flush_iteration_events", &BaseKVCacheManager::flushIterationEvents,
nb::call_guard<nb::gil_scoped_release>())
.def("get_last_block_id", &BaseKVCacheManager::getLastBlockId, nb::call_guard<nb::gil_scoped_release>())
.def("unpin_blocks_by_id", &BaseKVCacheManager::unpinBlocksById, nb::call_guard<nb::gil_scoped_release>());
.def("unpin_blocks_by_id", &BaseKVCacheManager::unpinBlocksById, nb::call_guard<nb::gil_scoped_release>())
.def("refresh_blocks", &BaseKVCacheManager::refreshBlocks, nb::call_guard<nb::gil_scoped_release>());

nb::bind_vector<CacheBlockIds>(m, "CacheBlockIds")
.def("__getstate__", [](CacheBlockIds const& v) { return nb::make_tuple(v); })
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3 changes: 2 additions & 1 deletion cpp/tensorrt_llm/pybind/batch_manager/kvCacheManager.cpp
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Expand Up @@ -486,7 +486,8 @@ void tb::kv_cache_manager::KVCacheManagerBindings::initBindings(py::module_& m)
.def("flush_iteration_events", &BaseKVCacheManager::flushIterationEvents,
py::call_guard<py::gil_scoped_release>())
.def("get_last_block_id", &BaseKVCacheManager::getLastBlockId, py::call_guard<py::gil_scoped_release>())
.def("unpin_blocks_by_id", &BaseKVCacheManager::unpinBlocksById, py::call_guard<py::gil_scoped_release>());
.def("unpin_blocks_by_id", &BaseKVCacheManager::unpinBlocksById, py::call_guard<py::gil_scoped_release>())
.def("refresh_blocks", &BaseKVCacheManager::refreshBlocks, py::call_guard<py::gil_scoped_release>());

py::enum_<tbk::CacheType>(m, "CacheType")
.value("SELF", tbk::CacheType::kSELF)
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2 changes: 2 additions & 0 deletions tensorrt_llm/_torch/pyexecutor/resource_manager.py
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Expand Up @@ -437,6 +437,8 @@ def prepare_resources(self, scheduled_batch: ScheduledRequests):
self.kv_connector_manager.update_state_after_alloc(
req, block_ids)

self.impl.refresh_blocks()

for req in generation_batch:
self.impl.add_token(req.py_request_id)
for _ in range(get_draft_token_length(req)):
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