HP Caliper User Guide
 Copyright 2014 Hewlett-Packard Development Company, L.P
 Contents
 HP Caliper Options
HP Caliper Measurement Configuration Files
 Contents
 Using the HP Caliper Advisor in the GUI
Using the HP Caliper Advisor
Configuring HP Caliper
Controlling the Content of Reports 105
 Producing a Sampled Call Stack Profile Analysis 134
Producing a Sampled Call Graph Profile Analysis 122
 Descriptions of Measurement Reports 171
 Contents
 Metrics for Integrity Servers Itanium 2 Systems 211
Event Set Descriptions for CPU Metrics HP-UX only 232
Systems 211
212
 Glossary 268 Index 273
 HP secure development lifecycle
 About This Document
 Typographic Conventions
Command
Computer output
File name
 Related Documents
 HP Encourages Your Questions
 What is HP Caliper?
What is HP Caliper?
HP Caliper at a Glance
 HP Caliper at a Glance
HP Caliper Components User Interfaces
 Supported Hardware and Operating Systems
What Does HP Caliper Run On?
Supported Compilers and Application Environments
What Does HP Caliper Run On?
 Summary of HP Caliper Features
 Getting Started with the HP Caliper Command-Line Interface
 Cpucycles
Getting Started with the HP Caliper Command-Line Interface
 Target
 Getting Started with the HP Caliper Command-Line Interface
 Example Adding Instructions to an fprof Report
Example Adding Instructions to an fprof Report
 Getting Started with the HP Caliper Command-Line Interface
 Global Measurement
Types of Measurements
Sampled Measurements
Precise Measurements
 Syntax for caliper Command
What to Look for in Using HP Caliper
Caliper measurement caliperoptions program programarguments
Measurement
 Starting HP Caliper
Basic Tasks a Quick Reference
Stopping HP Caliper
Showing HP Caliper Options
 Restrictions on Using HP Caliper
Using the HP Caliper Advisor
Creating a Text Report for Analysis
Creating a Report Based on Your Collected Data
 Getting Information About HP Caliper
Additional HP Caliper Commands
Caliper info
Caliper report merge diff
 Getting Started with the HP Caliper GUI
What Is the HP Caliper GUI?
Window Basics
Getting Started with the HP Caliper GUI
 Window Basics
Projects View
 Projects View
Collect View
 Collect View
Analyze View
 Analyze View
Advisor View
 Advisor View
Console View
 Help View
Diagnostics View
 Hints on How to Make Measurements
Tips for Using Views
Making Measurements
Making Measurements
 Exploring Performance Data
Getting Performance Tuning Advice
 Starting the GUI
Getting Help
Native Local GUI
Remote GUI
 Login Screen
 Measurement Configuration Files Provided with HP Caliper
HP Caliper Measurement Configuration Files
 Ecount
Dtlb
Fprof
Icache
 Overview Measurement
Overview Measurement
 Specifying Option Values in Measurement Configuration Files
Location of Measurement Configuration Files
Simultaneous fprof Sampling on Multiple PMU Counters
 See Hierarchy for Processing an Option Value p
Location of Measurement Configuration Files
 Basic Information About Options
HP Caliper Options
Multiple Ways to Specify HP Caliper Option Values
Examples
 Or --duration
Or --database
Hierarchy for Processing an Option Value
Examples
 Or -?
Or --options-file
Or --help
Or --metrics
 Cpuevent
Or --output-file
 Or --report-details
Or --process
For PMU Histogram Reports
For Function Coverage Reports
 Speriod Srate ,variation ,cpuevent
Or --sampling-spec
Rate
Variation
 Or --version
Advice-classes
CPUCYCLES,10000,10%
Branchevent
 Advice-details
Advice-cutoff
Analysis-focus
Branch-sampling-spec
 Callpath-cutoff
Bus-speed
Bus-speed int
Callpath-cutoffpercentcutoff,cumpercentcutoff,mincount
 Cpu-aggregation
Context-lines
Cpu-counter
Cpu-details
 Database
Dcache-data-profile
Dcache-hits
Dcache-stores
 Debug-file-path=
Db-save
Description-details
Details
 Duration
Etb-freeze-delay
Example
 Event-defaults privilege-level-mask=levelthreshold=int
Event-defaults
Etb-walkback-cycles
Etb-walkback-cycles integer
 Exclude-idle
Exclude-caliper
Fold
Frame-depth
 Hotpaths
Help
Ibrp
 Inlines
Info
Join
Jre
 Latency-buckets
Kernel-stack
Measure-on-interrupts
Memory-usage=
 Metrics
Module-default
Module-exclude
Module-include
 Noinlines
Module-search-path
Omr
Module-search-path directorydirectory
 Output-file
Options-file
Overflow-block
Per-module-data
 Process-cutoff
Process
See -p or --process p
Process-cutoffpercentcutoff,cumpercentcutoff,mincount
 Report
Read-init-file
Report-details
Rule-files
 Psetid psetid
Using --scope system for System-Wide Measurements
 Skip-functions
Search
Sort-by
Sort-bymetric,cpuevent
 Stop-functions
Source-path-map
Summary-cutoff
Summary-cutoffpercentcutoff,cumpercentcutoff,mincount
 System-model Linux only
Sw-process-list=
System-usage=
System-modelmodel-number,number-of-cells
 Threads
Term-display
Traps-reported
 User-regions
User-regions defaultrum-sum
Version
Rum and sum
 What Is the HP Caliper Advisor?
Using the HP Caliper Advisor
Example of an HP Caliper Advisor Report
Limitations to Keep in Mind
 Using the HP Caliper Advisor
Steps in Using the Advisor
Example 1 HP Caliper Advisor Report
 Command line is
Command Line to Invoke the Advisor
Where adviseoptions are
Command Line to Invoke the Advisor
 Advice-cutoff
Advice-classes
Advice-details
Max-count
 Simplest Example
Getting Started with the Advisor Examples
More Typical Examples
 Followed by
Explanation of Report Output
Then, run the Advisor on the composite performance data
 How to Read an Advisor Report
How to Read an Advisor Report
 Suggestions for Using the HP Caliper Advisor
 How the HP Caliper Advisor Works
How the HP Caliper Advisor Works
 Basic Steps in Using the HP Caliper Advisor in the GUI
Using the HP Caliper Advisor in the GUI
Using the HP Caliper Advisor in the GUI
Making Performance Measurement Runs
 Selecting Performance Data to Analyze Optional
Selecting Performance Data to Analyze Optional
 Projects View, with a Single Project Selected
 Generating Advice
Generating Advice
 HP Caliper GUI Advisor Menu
Reviewing and Acting on the Advice
 Advisor Report in the HP Caliper GUI
Reviewing and Acting on the Advice
 Configuring HP Caliper
Configuring HP Caliper
Example of a .caliperinit File
Caliperinit file, you can then simply type
 Disasmtargetnamelimit = limit
Setting Constants in the .caliperinit File
Suppressinitwarnings = TrueFalse
Suppressstatementdata = TrueFalse
 Specifying Which CPU Events to Measure
Configuring Data Collection
Shortening CPU Event Names
 Module-default Module-include Module-exclude
Default Settings for Load Module Data Collection
Specifying Which Load Modules to Collect Data For
Module-include modulelist
 How to Specify Load Module Names
 Specifying Processes to Measure
Controlling Granularity of Data Collection and Reports
Process Tree Report
For more information, see -s or --sampling-spec p
 Syntax for -p Option
Default
Root-forks
Customfunctionname
 Glob1glob2
Using -p some
Someopt1,opt2,...pattern
 Using HP Caliper in Testing and Quality Assurance
Using HP Caliper in Your Build Process
Examples of the -p Option
Process Origin Options Used with -p some
 Attaching to a Running Process to Perform Measurements
Using HP Caliper to Generate Test Suite Reports
Caliper measurement options pid pid
 Or --cpu-counter
Options for the caliper info Command
Ccounternamekeywordall
 Or --details
Examples of the caliper info Command
Or --output-file
Or --report
 HP Caliper Environment Variables
 Layout of an HP Caliper Text or CSV Report
Controlling the Content of Reports
Layout of an HP Caliper Text or CSV Report
 Metrics You Can Use for Report Sorting and Cutoffs
Controlling the Content of Reports
 Metrics You Can Use for Report Sorting and Cutoffs
 Available Metrics for Report Sorting and Cutoffs
 For example, assume that you perform this HP Caliper run
Module-Centric Reports
This produces a report similar to this truncated report
 Process Summary for a --group-by none Run
Process Summary
Process Summary for a Diff Run
 Function Details
Disassembly Listing
Function Details
 Source Position Correlation
Branch Targets in Disassembly Listings
Address Types Shown
Source Line Data
 VSE Information Shown in Report Output
How Functions Are Named in Reports
Unnamed Functions
Unknown Functions
 Controlling the Content of Reports
 How HP Caliper Saves Data in Databases
Changing the Default Name and Location
Names and Locations for the Databases
Or simply
 Creating Reports from Multiple Databases
You can use the caliper report merge diff command to
Caliper report merge diff reportoptions databases
Database2 database1 for caliper diff
 Caliper merge reportoptions database1 database2
Caliper report reportoptions database
Creating Reports from Multiple Databases
 Cpucycles
Example 2 Example of a caliper merge Run
 Caliper diff reportoptions database2 database1
Pmutrace Scgprof
 Example 3 Example of a caliper diff Run
 Cstack Pmutrace Scgprof
Example of How to Use the caliper diff Command
As cc1 ld
As cc1
 How Sampled Call Graph Profile Analysis Works
Producing a Sampled Call Graph Profile Analysis
Differences Between scgprof and cgprof
Producing a Sampled Call Graph Profile Analysis
 Sampled Call Graph Text Report Example
Running the HP Caliper Sampled Call Graph Profile
Caliper scgprof caliperoptions program programarguments
Running the HP Caliper Sampled Call Graph Profile
 Sampled Call Graph Text Report Example
 Sampled Call Graph Text Report Example
 Producing a Sampled Call Graph Profile Analysis
 Br.cond.dpnt.many self+0x2db0
 Producing a Sampled Call Graph Profile Analysis
 Sampled Call Graph Text Report Example
 Producing a Sampled Call Graph Profile Analysis
 Root
 Flat Profile Part of the Report
Sampled Call Graph Profile Report Details
Call Graph Part of the Report
Hot Call Paths Part of the Report
 Diagnostic Messages appear at the end of the report
Diagnostic Messages
Gprof Fallacy and Possibly Misleading Results
Gprof Fallacy and Possibly Misleading Results
 Running HP Caliper to Produce a Call Stack Profile
Producing a Sampled Call Stack Profile Analysis
Call Stack Profile Text Report Example for HP-UX
Caliper cstack caliperoptions program programarguments
 Call Stack Profile Text Report Example for HP-UX
Call Stack Profile Text Report Example
 Producing a Sampled Call Stack Profile Analysis
 Call Stack Profile Text Report Example for HP-UX
 Root
 Call Stack Profile Text Report Example for HP-UX
 Producing a Sampled Call Stack Profile Analysis
 Function Indexes Thread 6065598@startroutine Name
 An example report for HP Caliper on Linux is shown here
Call Stack Profile Text Report Example for Linux
 Call Stack Profile Text Report Example for Linux
Call Stack Profile Text Report Example for Linux
 Producing a Sampled Call Stack Profile Analysis
 Root
 Producing a Sampled Call Stack Profile Analysis
 Call Stack Profile Text Report Example for Linux
 Producing a Sampled Call Stack Profile Analysis
 Blocking Primitives Summary Part of the Report
Call Stack Profile Report Details
Samples-running HP-UX only Samples-blocked HP-UX only
Call Stack Profile Report Details
 Example 4 Sample cstack Report Blocking Primitives Details
 Avoids gprof Fallacy
Limitations to Using cstack
Pstack like functionality
Sample report follows
 Producing a Sampled Call Stack Profile Analysis
 153
Performing CPU Metrics Analysis
 Measuring Memory Usage Concurrently with Other Measurements
HP Caliper Features Specific to HP-UX
 Some examples of the option follow
Examples of the --memory-usage= Option
Memory-usage=all
Memory-usage=beginend
 System Memory Configuration Table
How to Read the Reports
Example Report Output
 Process Memory Usage Table
 Measuring System Usage Concurrently with Other Measurements
 Measuring System Usage Concurrently with Other Measurements
Example System Usage Report Output
 Caliper measurement options pid
Interpreting the Data
 Triggering PMU Samples in Specific Code Regions
Taking PMU Samples in Your Code
Run ./myprog and find the process ID of the process
Taking PMU Samples in Your Code
 162 shows part of the resulting report
Precautions When Using Triggered Samples
 Restricting PMU Measurements to Specific Code Regions
 Caliperpmuenable
 Restricting PMU Measurement to Specific Code
 Documentation feedback
Documentation feedback
 Error #28 Caliper Invalid Measurement Combination
HP Caliper Diagnostic and Warning Messages
Error #28 Caliper Invalid Measurement Combination
Instructions Labeled Stub
 Mispredicted Branches Example
HP Caliper Diagnostic and Warning Messages
 Scgprof Reports Require Kernel Patch
PMU Sample Hits Outside Function Range
PMU Sample Hits Outside Function Range
 HP Caliper Diagnostic and Warning Messages
 Example Command Line for CSV Report
Example Command Line for Text Report
Descriptions of Measurement Reports
Alat Measurement Report Description
 Metrics for Integrity Servers Itanium 2 Systems
 INSTFAILEDCHKALDCALAT.FP
INSTCHKALDCALAT.INT
 Alatentryreplaced
Alat Measurement Report Metrics
Alatstorehit
See
 How Alat Metrics Are Obtained
Branch Measurement Report Description
Branch Metrics Summed for Entire Run
BRMISPREDDETAIL.ALL.CORRECTPRED
 BEFLUSHBUBBLE.ALL
BRMISPREDDETAIL.ALL.WRONGTARGET
BRMISPREDDETAIL.IPREL.CORRECTPRED
BRMISPREDDETAIL.IPREL.WRONGPATH
 BRPREDDETAIL.IPRELWRONGPATH
BRPREDDETAIL.IPRELCORRPRED
Number of IP-relative branch types with mispredicted path
BRPREDDETAIL.IPRELWRONGTARGET
 BRPREDDETAIL.RETURNWRONGPATH
BRPREDDETAIL.NONRETINDCORRPRED
BRPREDDETAIL.NONRETINDWRONGTARGET
BRPREDDETAIL.RETURNCORRPRED
 Information in branch Measurement Reports
Branch Measurement Report Metrics
 How branch Metrics Are Obtained
Cgprof Report Description
HP Caliper Call Graph Profile Results Accuracy
Available only on HP-UX
 Information in cgprof Measurement Report Fields Flat Profile
Call Graph Profile Metrics
 Information in cgprof Measurement Report Parent Listings
 Information in cgprof Measurement Report Children Listings
Cpu Measurement Report Description
 CPU Event Sets
Example Command Lines for Text Report
 L2dcache
L2dcache,l2icache
L2icache
L3cache
 Cstack Measurement Report Metrics
Cstack Measurement Report Description
 Column Description HP-UX only
Be resolved to a symbol
HP-UX only Sample Hits Waiting
Sample Hits Blocked
 Column Run + Block Hits HP-UX only
Cycles Measurement Report Description
Parent Func Hits
Children
 Cycles Metrics Summed for Entire Run
 Retiredinstnop
BERSEBUBBLE.ALL CPUCPLCHANGES.ALL CPUOPCYCLES.ALL
CYCBEBUBBLE.ANY
 CYCBEDETREPLAY.GRLOAD
CYCBEWB2FLUSH.ANY CYCBEIBDSTALL.ANY CYCBEIBDSTALL.GRLOAD
 Cycles Measurement Metrics
From that bundle are split issued
How cycles Metrics Are Obtained
Information in cycles Measurement Reports
 Dcache Measurement Report Description
Dcache Measurement Report Description
 L1DREADS
Dcache Metrics Summed for Entire Run
L1DREADMISSES.ALL
Datareferences
 RAW or WAW dependency condition of the instruction
Bubbles, or partial replays
To RAW hazard in an instructions GR load
 Dcache Measurement Report Metrics
 Information in dcache Measurement Reports
Source statement Instruction
 Example dcache Reports
 Dcache Measurement Report Description
 How Data Cache Metrics Are Obtained
 How Latency Bucket Metrics Are Obtained
Dtlb Measurement Report Description
How the Data Summary Information Is Obtained
Dtlb Measurement Report Description
 L2DTLBMISSES
Dtlb Metrics Summed for Entire Run
Dtlbinsertshpw
L2DTLBMISSES / Datareferences
 FLDTLBLOADMISS.ANY
IA64INSTRETIRED L1DTLBTRANSFER L1DREADS L2DTLBMISSES
FLDTLBINSREQ.NONRETIRED
FLDTLBINSREQ.RETIRED
 DTLBHPWREQBLKMISS.FAIL
Dtlb Measurement Report Metrics
L2 Dtlb
HPW
 Information in dtlb Measurement Reports
How Data TLB Metrics Are Obtained
 Ecount Metrics Summed for Entire Run
Ecount Measurement Report Description
Cpucycles
 Ecount Measurement Report Description
 Only on HP-UX
Fcount Measurement Report Description
 Fcount Measurement Report Metrics
Fcover Measurement Report Description
Fcover Measurement Report Metrics
Information in fcount Measurement Reports
 Unknown Source Files
Fprof Measurement Report Description
Directory
Function
 BERSEBUBBLE.ALL
Fprof Metrics Summed for Entire Run
 Number of CPU cycles spent in WB2 Write back
CYCBEWB2FLUSH.ANY
Flushing of instructions
Dispersal without issuing instructions
 Fprof Measurement Metrics
 Information in fprof Measurement Reports
How fprof Metrics Are Obtained
 Icache Metrics Summed for Entire Run
Icache Measurement Report Description
L1IREADS
L2INSTDEMANDREADS
 L2IPREFETCHES
L2IDEMANDREADS
L2IREADS.ALL.ALL
L2IREADS.MISS.ALL
 L1 instruction cache misses per
 Information in icache Measurement Reports
Icache Measurement Report Metrics
 Function Details
Itlb Measurement Report Description
How Instruction Cache Metrics Are Obtained
Itlb Measurement Report Description
 ITLBMISSESFETCH.L1ITLB
Itlb Metrics Summed for Entire Run
ITLBMISSESFETCH.L2ITLB
BELOSTBWDUETOFE.ALL
 Flitlbmiss
L1ITLBINSERTSHPW L1IREADS
Mlitlbmiss
Mlitlbhpwaborts
 Flitlbinserthpw
Itlb Measurement Report Metrics
Cycles lost due to branch execution
Information in itlb Measurement Reports
 Column Description Itlb L2 Fill
How Instruction TLB Metrics Are Obtained
Itlb HPW Fill
Itlb Soft Fill
 Scgprof Measurement Report Description
Pmutrace Measurement Report Description
Scgprof Measurement Report Metrics Flat Profile
 Is profiled otherwise blank
Scgprof Measurement Report Metrics Call Graph Profile
Scgprof Measurement Report Description
 Information in scgprof Measurement Report Children Listings
Information in scgprof Measurement Report Parent Listings
Column Description Call Total
Column Description
 Traps Measurement Report Description
 Traps Metrics Summed for Entire Run
 Cycles lost due to RSE stalls
Cycles lost due to pipeline-flush stalls
 Information in traps Measurement Reports
Traps Measurement Metrics
 How traps Metrics Are Obtained
 Brpath Event Set
Event Set Descriptions for CPU Metrics
Metrics Available from this Measurement
Include idle --exclude-idle False
 Brpred Event Set
Brpred Event Set
 Iprel
 C2c Event Set
C2c Event Set
 Cpi Event Set
 CPI
Pred-Off
Mips
Cpi Event Set
 Available only on Itanium 2 and dual-core Itanium 2 systems
Cpubus Event Set
 Cspec Event Set
Cspec Event Set
 Dispersal Event Set
 Dspec Event Set
Dspec Event Set
 Metrics Available from this Measurement
 FCVT.fx
Fp Event Set
 SIR
 L1dcache Event Set
L1dcache Event Set
 NON RSE Misses per Kinst
L1icache Event Set
 L1icache Event Set
 L2cache Event Set
 L2cache Event Set
 L2dcache Event Set
 L2icache Event Set
L2icache Event Set
 Metrics Available from this Measurement
 L3cache Event Set
L3cache Event Set
 Event Set Descriptions for CPU Metrics
 Metrics Available for Intel Itanium 9500 series systems
Memreq Event Set
Memreq Event Set
 Queues Event Set
 Queues Event Set
 Snoop Event Set
 Stall Event Set
Replay Event Set
 Include idle --exclude-idle False
 Metrics Available for Intel Itanium 9500 series systems
Sysbus Event Set
Dcache
Sysbus Event Set
 CPU
 Threadswitch Event Set
 Hint
 Stall MLD use or HPW miss or IBQ being empty
 Tlb Event Set
 Tlb Event Set
 Glossary
Glossary
 269
Set p
 EAR
 271
Measurement Configuration Files p
 TLB
 Index
Symbols
273
 Daemon processes measuring
CPU event names shortening, 94 CPU events
 275
Environment variables HP Caliper, 104 Error messages
 Sampled measurements performing
 277
Useparensforstatementdata constant