Intel ARCHITECTURE IA-32 - Page 493

Using Performance Monitoring Events B
B-39
Write WC Full
(BSQ)
The number of write
(but neither
writeback nor RFO)
transactions to
WC-type memory.
BSQ_allocation 1. REQ_TYPE1|
REQ_LEN0|
REQ_LEN1|MEM_
TYPE0|REQ_DEM_
TYPE
2. Enable edge
filtering
6
in
the CCCR.
Write WC
Partial (BSQ)
The number of
partial write
transactions to
WC-type memory.
User note: This event
may undercount WC
partials that originate
from DWord
operands.
BSQ_allocation 1. REQ_TYPE1|
REQ_LEN0|
MEM_TYPE0|
REQ_DEM_TYPE
2. Enable edge
filtering
6
in
the CCCR.
Writes WB Full
(BSQ)
The number of
writeback (evicted
from cache)
transactions to
WB-type memory.
Note: These
writebacks may not
have a
corresponding FSB
IOQ transaction if
3rd level cache is
present.
BSQ_allocation 1. REQ_TYPE0|
REQ_TYPE1|
REQ_LEN0|
REQ_LEN1|
MEM_TYPE1|
MEM_TYPE2|
REQ_CACHE_TYPE|
REQ_DEM_TYPE
2. Enable edge
filtering
6
in
the CCCR.
continued
Table B-1 Pentium 4 Processor Performance Metrics (continued)
Metric Description
Event Name or Metric
Expression
Event Mask Value
Required