Using Performance Monitoring Events
B
B-41
UC Write
Partial (BSQ)
The number of UC
write transactions.
Beware of granularity
issues between BSQ
and FSB IOQ events.
BSQ_allocation
1.
REQ_TYPE0
|
REQ_LEN0
|
REQ_SPLIT_TYPE
|
REQ_ORD_TYPE
|
REQ_DEM_TYPE
2. Enable edge
filtering
6
in
the CCCR.
IO Reads
Chunk (BSQ)
The number of
8-byte aligned IO
port read
transactions.
BSQ_allocation
1.
REQ_LEN0
|
REQ_ORD_TYPE|
REQ_IO_TYPE
|
REQ_DEM_TYPE
2. Enable edge
filtering
6
in
the CCCR.
IO Writes
Chunk (BSQ)
The number of IO
port write
transactions.
BSQ_allocation
1. REQ_TYPE0
|
REQ_LEN0
|
REQ_ORD_TYPE|RE
Q_IO_TYPE
|
REQ_D
EM_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
Summary of Contents for ARCHITECTURE IA-32
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