-collect-with runsa 
-knob event-config=CPU_CLK_UNHALTED.THREAD:sa=1000000:OS=no:USR=yes,CPU_CLK_UNHALTED.REF_TSC:sa=1000000:OS=no:USR=yes,INST_RETIRED.ANY:sa=1000000:OS=no:USR=yes,DTLB_STORE_MISSES.WALK_ACTIVE:sa=1000003:OS=no:USR=yes,DTLB_STORE_MISSES.WALK_COMPLETED:sa=1000003:OS=no:USR=yes
-knob event-mode=user 
-knob sampling-interval=1 
-run-pass-thru=--perf-threads=none