[Metax] optimize mla attention (#5258)

build.sh

@@ -162,12 +162,11 @@ function copy_ops(){
     is_maca=`$python -c "import paddle; print(paddle.device.is_compiled_with_custom_device('metax_gpu'))"`
     if [ "$is_maca" = "True" ]; then
       DEVICE_TYPE="metax_gpu"
-      mkdir -p ../fastdeploy/model_executor/ops/base
-      cp -r ${OPS_TMP_DIR_BASE}/${WHEEL_BASE_NAME}/* ../fastdeploy/model_executor/ops/base
       cp -r ${TMP_PACKAGE_DIR}/* ../fastdeploy/model_executor/ops/gpu
       echo -e "MACA ops have been copy to fastdeploy"
       return
     fi
+
     is_intel_hpu=`$python -c "import paddle; print(paddle.is_compiled_with_custom_device('intel_hpu'))"`
     if [ "$is_intel_hpu" = "True" ]; then
       DEVICE_TYPE="intel-hpu"

fastdeploy/model_executor/layers/attention/append_attn_backend.py

@@ -43,6 +43,7 @@ from fastdeploy.model_executor.layers.attention.base_attention_backend import (
     AttentionMetadata,
 )
 from fastdeploy.model_executor.layers.attention.utils import init_rank_and_device_id
+from fastdeploy.platforms import current_platform
 
 
 @dataclass
@@ -87,7 +88,10 @@ def allocate_launch_related_buffer(
     res = {}
     res["decoder_batch_ids"] = paddle.full([decode_max_tile_size], 0, dtype="int32")
     res["decoder_tile_ids_per_batch"] = paddle.full([decode_max_tile_size], 0, dtype="int32")
-    res["decoder_num_blocks_cpu"] = paddle.full([1], 0, dtype="int32").pin_memory()
+    if current_platform.is_maca():
+        res["decoder_num_blocks_cpu"] = paddle.full([1], 0, dtype="int32").cpu()
+    else:
+        res["decoder_num_blocks_cpu"] = paddle.full([1], 0, dtype="int32").pin_memory()
     # NOTE: (changwenbin) MLA kernel only needs decoder_num_blocks_device in place of GPU tensor,
     # adapted to cudagraph.
     res["decoder_num_blocks_device"] = paddle.full([1], 0, dtype="int32")

fastdeploy/model_executor/layers/backends/metax/attention/mla_attn_metax_backend.py

@@ -206,6 +206,9 @@ class MetaxMLAAttentionBackend(AttentionBackend):
         self.seq_lens = seq_lens_decoder + seq_lens_this_time
         self.block_tables = forward_meta.block_tables[non_zero_index]
 
+        self.tile_scheduler_metadata = None
+        self.num_splits = None
+
     def get_attntion_meta(self) -> AttentionMetadata:
         """get_attntion_meta"""
         return self.attention_metadata
@@ -250,13 +253,13 @@ class MetaxMLAAttentionBackend(AttentionBackend):
                 ]
             )
 
-        query = query.reshape([-1, seq_len_q, num_heads_q, head_dim_qk])
+        query = query.reshape_([-1, seq_len_q, num_heads_q, head_dim_qk])
 
-        tile_scheduler_metadata, num_splits = get_mla_metadata(
-            self.seq_lens, seq_len_q * num_heads_q // num_heads_kv, num_heads_kv
-        )
-
-        assert tile_scheduler_metadata.shape[0] != 0
+        if self.tile_scheduler_metadata is None or self.num_splits is None:
+            self.tile_scheduler_metadata, self.num_splits = get_mla_metadata(
+                self.seq_lens, seq_len_q * num_heads_q // num_heads_kv, num_heads_kv
+            )
+            assert self.tile_scheduler_metadata.shape[0] != 0
 
         out = flash_mla_with_kvcache(
             query,
@@ -264,8 +267,8 @@ class MetaxMLAAttentionBackend(AttentionBackend):
             self.block_tables,
             self.seq_lens,
             head_dim_v,
-            tile_scheduler_metadata,
-            num_splits,
+            self.tile_scheduler_metadata,
+            self.num_splits,
             softmax_scale=self.attn_softmax_scale,
             causal=self.causal,
         )[0]
@@ -273,7 +276,7 @@ class MetaxMLAAttentionBackend(AttentionBackend):
         if seq_len_q != self.seq_lens_this_time_min:
             out = paddle.concat([paddle.split(x, [n, seq_len_q - n])[0] for x, n in zip(out, self.seq_lens_this_time)])
         else:
-            out = out.reshape([-1, num_heads_q, head_dim_v])
+            out = out.reshape_([-1, num_heads_q, head_dim_v])
 
         return out
 

fastdeploy/model_executor/models/deepseek_v3.py

@@ -411,14 +411,14 @@ class DeepseekV3MLAAttention(nn.Layer):
                 forward_meta=forward_meta,
             )
 
-            fmha_out_decode = fmha_out_decode.reshape([-1, self.num_attention_heads_tp, self.kv_lora_rank]).transpose(
+            fmha_out_decode = fmha_out_decode.reshape_([-1, self.num_attention_heads_tp, self.kv_lora_rank]).transpose(
                 [1, 0, 2]
             )
 
             fmha_out_decode = (
                 self.kv_b_proj_bmm(fmha_out_decode, proj_type="v")
                 .transpose([1, 0, 2])
-                .reshape([-1, self.num_attention_heads_tp * self.v_head_dim])
+                .reshape_([-1, self.num_attention_heads_tp * self.v_head_dim])
             )
 
             if fmha_out is None:

fastdeploy/worker/metax_worker.py

@@ -120,23 +120,28 @@ class MetaxWorker(WorkerBase):
             before_run_meminfo_used = info.vramUse * 1024
             before_run_meminfo_free = before_run_meminfo_total - before_run_meminfo_used
 
-            logger.info("Before running the profile, the memory usage info of Metax GPU is as follows:")
-            logger.info(f"Device Index: {device_id}")
-            logger.info(f"Device Total memory: {before_run_meminfo_total / Gb}")
-            logger.info(f"Device used memory: {before_run_meminfo_used / Gb}")
-            logger.info(f"Device free memory: {before_run_meminfo_free / Gb}")
-            logger.info(f"Paddle reserved memory: {paddle_reserved_mem_before_run / Gb}")
-            logger.info(f"Paddle allocated memory: {paddle_allocated_mem_before_run / Gb}")
+            logger.info(
+                (
+                    "Before running the profile, the memory usage info is as follows:",
+                    f"\nDevice Index: {device_id}",
+                    f"\nDevice Total memory: {before_run_meminfo_total / Gb}",
+                    f"\nDevice used memory: {before_run_meminfo_used / Gb}",
+                    f"\nDevice free memory: {before_run_meminfo_free / Gb}",
+                    f"\nPaddle reserved memory: {paddle_reserved_mem_before_run / Gb}",
+                    f"\nPaddle allocated memory: {paddle_allocated_mem_before_run / Gb}",
+                )
+            )
 
             # 2. Profile run
             self.model_runner.profile_run()
+            set_random_seed(self.fd_config.model_config.seed)
 
             # 3. Statistical memory information
             paddle_reserved_mem_after_run = paddle.device.max_memory_reserved(local_rank)
             paddle_allocated_mem_after_run = paddle.device.max_memory_allocated(local_rank)
 
             model_block_memory_used = self.cal_theortical_kvcache()
-            paddle_peak_increase = paddle_reserved_mem_after_run - paddle_allocated_mem_before_run
+            paddle_peak_increase = paddle_allocated_mem_after_run - paddle_allocated_mem_before_run
 
             paddle.device.empty_cache()
 
@@ -154,15 +159,19 @@ class MetaxWorker(WorkerBase):
 
             end_time = time.perf_counter()
 
-            logger.info("After running the profile, the memory usage info of Metax GPU is as follows:")
-            logger.info(f"Device Index: {device_id}")
-            logger.info(f"Device Total memory: {after_run_meminfo_total / Gb}")
-            logger.info(f"Device used memory: {after_run_meminfo_used / Gb}")
-            logger.info(f"Device free memory: {after_run_meminfo_free / Gb}")
-            logger.info(f"Paddle reserved memory: {paddle_reserved_mem_after_run / Gb}")
-            logger.info(f"Paddle allocated memory: {paddle_allocated_mem_after_run / Gb}")
-            logger.info(f"Paddle available_kv_cache_memory: {available_kv_cache_memory / Gb}")
-            logger.info(f"Profile time: {end_time - start_time}")
+            logger.info(
+                (
+                    "After running the profile, the memory usage info is as follows:",
+                    f"\nDevice Index: {device_id}",
+                    f"\nDevice Total memory: {after_run_meminfo_total / Gb}",
+                    f"\nDevice used memory: {after_run_meminfo_used / Gb}",
+                    f"\nDevice free memory: {after_run_meminfo_free / Gb}",
+                    f"\nPaddle reserved memory: {paddle_reserved_mem_after_run / Gb}",
+                    f"\nPaddle allocated memory: {paddle_allocated_mem_after_run / Gb}",
+                    f"\nAvailable KV Cache meomory: {available_kv_cache_memory / Gb}",
+                    f"\nProfile time: {end_time - start_time}",
+                )
+            )
 
             return available_kv_cache_memory