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