[fx] add profiler for fx nodes. (#1480)

* [fx] modify the calculation of node_size in MetaInfoProp for activation checkpointing usages

* [fx] modify the calculation of node_size in MetaInfoProp for activation checkpointing usages

* [fx] modify the calculation of node_size in MetaInfoProp for activation checkpointing usages

* [fx] merge development into main (#1)

* [fx] activation checkpointing using Chen strategies.

* [fx] add test for ckpt_solver_chen

* [fx] add vanilla activation checkpoint search with test on resnet and densenet

* [fx] add a namespace code for solver_chen.

* [fx] fix the false interpretation of algorithm 3 in https://arxiv.org/abs/1604.06174.

* [fx] fix lowercase naming conventions.

* [fx] simplify test for ckpt.

* [fx] add rules to linearize computation graphs for searching. (#2)

* [fx] modify the calculation of node_size in MetaInfoProp for activation checkpointing usages

* [fx] modify the calculation of node_size in MetaInfoProp for activation checkpointing usages

* [fx] modify the calculation of node_size in MetaInfoProp for activation checkpointing usages

* [fx] merge development into main (#1)

* [fx] activation checkpointing using Chen strategies.

* [fx] add test for ckpt_solver_chen

* [fx] add vanilla activation checkpoint search with test on resnet and densenet

* [fx] add a namespace code for solver_chen.

* [fx] fix the false interpretation of algorithm 3 in https://arxiv.org/abs/1604.06174.

* [fx] fix lowercase naming conventions.

* [fx] simplify test for ckpt.

* [fx] fix test and algorithm bugs in activation checkpointing.

* [fx] polish ckpt_test.

* [fx] add rules to linearize computation graphs for searching.

* [fx] remove chen_sqrt for sake of simplicity

* [fx] remove chen_sqrt for sake of simplicity

* [fx] remove chen_sqrt for sake of simplicity

* [fx] remove chen_sqrt for sake of simplicity

* [fx] fix inconsistencies.

* [fx] fix MetaInfoProp.

* [fx] fix MetaInfoProp.

* [fx] consider MetaInfoProp for inplace operands.

* [fx] consider MetaInfoProp for inplace operands.

* [fx] consider MetaInfoProp for inplace operands.

* [fx] consider MetaInfoProp for inplace operands.

* [fx] consider MetaInfoProp for inplace operands.

* [fx] add profiler for fx nodes.

* [fx] add profiler for fx nodes.

* [fx] add profiler for fx nodes.

* [fx] add profiler for fx nodes.

* [fx] add profiler for fx nodes.

* [fx] add profiler for fx nodes.

* [fx] add profiler for fx nodes.

* [fx] fix error in tests.

* [fx] unfix bug.

* [fx] unfix bug.

colossalai/fx/passes/algorithms/ckpt_solver_chen.py

@@ -73,10 +73,10 @@ def chen_greedy(gm: GraphModule) -> GraphModule:
         y = 0
         prev_idx = 2
         for (idx, n) in enumerate(gm.graph.nodes):
-            temp += getattr(n, 'activation_size')
+            temp += getattr(n, '__activation__')
             y = max(y, temp)
             if temp > b and n in ckpt_nodes:
-                x += getattr(n, 'activation_size')
+                x += getattr(n, '__activation__')
                 temp = 0
                 ckpt_intv.append((prev_idx, idx + 1))
                 prev_idx = idx + 1