The OCLA SDA Extension can be used to inspect a running system.
  To do this, the EV7 acquisition memory needs to be read.

  The following commands copy the EV7 acquisition cache memory into
  system memory and display the collected values for CPU 0.

  SDA> OCLA DUMP
  OCLA PC trace performed for 8 CPUs
  SDA> OCLA SHOW TRACE/SUM/SYMBOL/CPU=0
  OCLA PC trace information for CPU 00
  ------------------------------------
  CPU 00 has 16384 valid entries
  The overhead per allocation is 1208
  42 PC values displayed
  ffffffff8012d3ac  SCH$CALC_CPU_LOAD_C+0030C
  ffffffff8012d3b0  SCH$CALC_CPU_LOAD_C+00310
  ffffffff8012d3b4  SCH$CALC_CPU_LOAD_C+00314
  ffffffff8012d3b8  SCH$CALC_CPU_LOAD_C+00318
  ffffffff8012d3bc  SCH$CALC_CPU_LOAD_C+0031C
  ffffffff8012d3c0  SCH$CALC_CPU_LOAD_C+00320
  ffffffff8012d4d8  SCH$CALC_CPU_LOAD_C+00438
  ...