fix topk setting

examples/test_all.sh

@@ -11,11 +11,11 @@ node_per="1"
 nnodes="1"
 node_rank="0"
 probability_params=("0.1" )
-sample_type_params=("recent")
+sample_type_params=("boundary_decay")
 #"boundery_recent_decay")
 #sample_type_params=("recent" "boundery_recent_decay") #"boundery_recent_uniform")
 #memory_type=("all_update" "p2p" "all_reduce" "historical" "local")
-memory_type=("local")
+memory_type=("historical")
 #"historical")
 #memory_type=("local" "all_update" "historical" "all_reduce")
 shared_memory_ssim=("0.3" "0.7")