mirror of
https://github.com/kvcache-ai/ktransformers.git
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61 lines
1.8 KiB
Python
61 lines
1.8 KiB
Python
import sys
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sys.path.append('./build')
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sys.path.append('./src')
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import torch
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import kvc2_ext
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from kvc2_utils import get_tensor_from_data_ptr
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# Create a kvc2 instance
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path = "/mnt/data/kvc2"
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kvc2_instance = kvc2_ext.create_kvc2(path,int(10e9)) # 10 G memory pool
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kvc2_ext.load(kvc2_instance)
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# Start IO thread
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print("Start IO thread")
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kvc2_ext.start_io_thread(kvc2_instance)
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print("IO thread started")
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# Create CacheInfoInput
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test_info = kvc2_ext.CacheInfoInput()
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test_info.model_type = kvc2_ext.ModelType.MT_DeepseekV2
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test_info.cache_type = kvc2_ext.CacheType.CT_KeyCache
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test_info.quant_type = kvc2_ext.QuantType.QT_F32
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print("Element size: ", test_info.element_size())
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# Generate random test IDs (length = 2560)
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torch.manual_seed(123)
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length = 2560
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test_id = torch.randint(0, 65536, (length,), dtype=torch.uint16).contiguous()
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block_count = (length+255) // 256
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# print("Test ID: ", test_id)
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# Generate test data based on element size and hidden layer count
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element_size = test_info.element_size()
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hidden_layer_count = test_info.hidden_layer_count()
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def read_cmp_and_release(kvc2_instance,cache_info,ids,length):
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handle = kvc2_ext.lookup(kvc2_instance, cache_info, ids, length)
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if kvc2_ext.is_nullptr(handle):
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print("Handle is nullptr.")
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exit()
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matched_length = kvc2_ext.matched_length(handle)
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matched_data = kvc2_ext.handle_data(handle)
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print('Matched length: ', matched_length)
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if matched_length >0:
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print(f'First layer address {[hex(x) for x in matched_data[0]]}')
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read_data = get_tensor_from_data_ptr(matched_data,element_size)
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print("Just read check ok.")
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kvc2_ext.release(handle)
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l = 128
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while l<=length:
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read_cmp_and_release(kvc2_instance,test_info,test_id.data_ptr(),l)
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l+=128
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kvc2_ext.destroy_kvc2(kvc2_instance)
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print("Test completed successfully.")
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