[exp] Remove lb_bias parameter

bin/mc-2/exp

@@ -26,7 +26,7 @@ msg() {
 
 usage() {
   cat <<HD
-Usage: $script [-v] <programs> <pinning> <nodes> <use_perf> <autogroup> <lb_bias> <repeat>
+Usage: $script [-v] <programs> <pinning> <nodes> <use_perf> <autogroup> <repeat>
      -v             toggle verbose mode
 
      <programs>     list of programs to run
@@ -34,7 +34,6 @@ Usage: $script [-v] <programs> <pinning> <nodes> <use_perf> <autogroup> <lb_bias
      <nodes>        list of numbers of nodes
      <use_perf>     whether ('y') or not ('n') perf should be used
      <autogroup>    whether ('y') or not ('n') autogroup should be enabled
-     <lb_bias>      whether ('y') or not ('n') load_balancing should be biased with exponential smoothing
      <repeat>       the number of time to run the application for each parameter combinations
 
 Run volrend on 64 cores with and without pinning one time each:
@@ -44,9 +43,8 @@ with pinning and without pinning,
 on 2,3,4,5,6,7,8 nodes
 with and without perf,
 with and without autogroup,
-with and without lb_bias,
 five times each:
-     >> $0 "volrend word_count" "cores none" "\$(seq 2 8)" "y n" "y n" "y n" 5
+     >> $0 "volrend word_count" "cores none" "\$(seq 2 8)" "y n" "y n" 5
 HD
 }
 
@@ -151,7 +149,6 @@ dump_args() {
     echo "NODES     = $nodes_list"  >>$args_file
     echo "USE_PERF  = $use_perfs"   >>$args_file
     echo "AUTOGROUP = $autogroups"  >>$args_file
-    echo "LB_BIAS   = $lb_biases"   >>$args_file
     echo "REPEAT    = $repeat"      >>$args_file
 }
 
@@ -172,7 +169,6 @@ run_iterations() {
     local nodes=$1; shift
     local use_perf=$1; shift
     local autogroup=$1; shift
-    local lb_bias=$1; shift
 
     local threads=$(($nodes * 8))
     if [[ $pinning == 'cores' ]]; then
@@ -199,18 +195,9 @@ run_iterations() {
         exit 35
     fi
 
-    if [[ $lb_bias == "y" ]]; then
-        echo 'LB_BIAS' | sudo tee /sys/kernel/debug/sched_features >/dev/null
-    elif [[ $lb_bias == "n" ]]; then
-        echo 'NO_LB_BIAS' | sudo tee /sys/kernel/debug/sched_features >/dev/null
-    else
-        echo "Unknown lb_bias $lb_bias (y/n)"
-        exit 35
-    fi
+    printf '[%14s][%6s][%2d][%s][%s] ' $program $pinning $nodes $use_perf $autogroup
 
-    printf '[%14s][%6s][%2d][%s][%s][%s] ' $program $pinning $nodes $use_perf $autogroup $lb_bias
-
-    local exp_dir=$TMP_RESULTS_DIR/outputs/$program-$pinning-$nodes-$use_perf-$autogroup-$lb_bias
+    local exp_dir=$TMP_RESULTS_DIR/outputs/$program-$pinning-$nodes-$use_perf-$autogroup
 
     for iteration in $(seq 1 $repeat); do
         local iteration_dir=$exp_dir/$iteration
@@ -254,9 +241,7 @@ run_all() {
     for nodes in $nodes_list; do
     for use_perf in $use_perfs; do
     for autogroup in $autogroups; do
-    for lb_bias in $lb_biases; do
-        run_iterations $program $pinning $nodes $use_perf $autogroup $lb_bias
-    done
+        run_iterations $program $pinning $nodes $use_perf $autogroup
     done
     done
     done
@@ -316,7 +301,6 @@ pinnings=$1; shift
 nodes_list=$1; shift
 use_perfs=$1; shift
 autogroups=$1; shift
-lb_biases=$1; shift
 repeat=$1; shift
 
 prepare_bench