anchor.diff:  UNC_I_FAF_OCCUPANCY,,,,,,
   UNC_I_FAF_TRANSACTIONS,,,,,,
   UNC_I_SNOOP_RESP.ALL_HIT_M,,,,,,
  -UNC_M_PRE_COUNT.RD,,,,,,
  -UNC_M_PRE_COUNT.WR,,,,,,
  -UNC_M_CAS_COUNT.RD,,,,,,
  -UNC_M_CAS_COUNT.WR,,,,,,
  +UNC_M_PRE_COUNT.RD,,Pre-charge for reads,,,,
  +UNC_M_PRE_COUNT.WR,,Pre-charge for writes,,,,
  +UNC_M_CAS_COUNT.RD,LLC_MISSES.MEM_READ,read requests to memory controller,,64,,
  +UNC_M_CAS_COUNT.WR,LLC_MISSES.MEM_WRITE,write requests to memory controller,,64,,
   UNC_M_CAS_COUNT.ALL,,,,,,
   UNC_M_DRAM_REFRESH.OPPORTUNISTIC,,,,,,
   UNC_M_DRAM_REFRESH.PANIC,,,,,,
  
positive.code: UNC_M_PCLS.TOTAL,,,,,,
  UNC_M_DRAM_PRE_ALL,,,,,,
  UNC_M_PARITY_ERRORS,,,,,,
  UNC_M_POWER_CHANNEL_PPD,,,,,,
  UNC_M_POWER_SELF_REFRESH,,,,,,
  UNC_M_RDB_FULL,,,,,,
  UNC_M_RDB_NOT_EMPTY,,,,,,
  UNC_M_RDB_OCCUPANCY,,,,,,
  
negative.code: UNC_M_WPQ_CYCLES_FULL_PCH0,,,,,,
  UNC_M_WPQ_CYCLES_FULL_PCH1,,,,,,
  UNC_M_CAS_COUNT.WR_NONPRE,,,,,,
  UNC_M_PRE_COUNT.PAGE_MISS,,Pre-charges due to page misses,,,,
  UNC_M_CLOCKTICKS_FREERUN,,,,,,
  UNC_M2M_BYPASS_M2M_EGRESS.NOT_TAKEN,,,,,,
  UNC_M2M_DIRECT2CORE_NOT_TAKEN_DIRSTATE,,,,,,
  