HP Caliper User's Guide

Percentage of data references
covered by the HPW:
Percentage of data references that were satisfied
by the hardware page walker (HPW).
Percentage of data references
covered by software trap
Percentage of data references that were serviced
by the software trap handler for the TLB misses
fault.
L1 DTLB miss per 1000 instructions
retired
Number of L1 DTLB misses per 1000 instructions
retired.
L2 DTLB miss per 1000 instructions
retired
Number of L2 DTLB misses per 1000 instructions
retired.
dtlb Measurement Report Metrics
See Table B-14 “Information in dtlb Measurement Reports”.
In this table, “program object” refers to any of the following:
• Thread
• Load module
• Function
• Source statement
• Instruction
Table B-14 Information in dtlb Measurement Reports
DescriptionColumn
Percent of the total for <metric> attributable to a given program object. The <metric> is
the same as the <metric> HP Caliper uses for sorting, except when the sort metric is
address, in which case sampled misses is used.
% Total
<metric>
Running sum of the percent of total for <metric> accounted for by the given program
object and those listed above it.
Cumulat % of
Total
Total number of sampled data TLB misses attributed to the given program object.Sampled DTLB
Misses
Number of sampled data TLB misses that hit the L2 data TLB for the given program
object.
DTLB L2 Fills
Number of sampled data TLB misses that were handled by the hardware page walker
(HPW) for the given program object.
DTLB HPW
Fills
Number of sampled data TLB misses that were handled by software for the given
program object.
DTLB Soft Fills
Percent of sampled data TLB misses that hit the L2 data TLB for the given program
object.
% DTLB L2 Fill
Percent of sampled data TLB misses that were handled by the hardware page table
walker (HPW) for the given program object.
% DTLB HPW
Fill
dtlb Measurement Report Description 263