gperftools
E284620
gperftools is a Google-developed collection of performance analysis tools for C++ programs, including a fast memory allocator and CPU/heap profilers.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Google Performance Tools | 1 |
| gperftools canonical | 1 |
| tcmalloc | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2629601 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: gperftools Context triple: [gprof, relatedTo, gperftools]
-
A.
gprof
gprof is a performance analysis tool that profiles program execution to help developers identify time-consuming functions and optimize their code.
-
B.
DTrace
DTrace is a comprehensive dynamic tracing framework originally developed for Solaris that enables real-time, low-overhead observability and debugging of operating systems and applications.
-
C.
aa-logprof
aa-logprof is a userspace AppArmor utility that analyzes system logs to help generate and refine security profiles for applications.
-
D.
GNU Debugger
GNU Debugger (GDB) is a widely used free and open-source debugging tool for programs written in languages like C, C++, and Fortran, allowing developers to inspect and control program execution.
-
E.
GDB
GDB is a powerful open-source debugger from the GNU Project used to analyze and control the execution of programs written in languages like C, C++, and Fortran.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: gperftools Target entity description: gperftools is a Google-developed collection of performance analysis tools for C++ programs, including a fast memory allocator and CPU/heap profilers.
-
A.
gprof
gprof is a performance analysis tool that profiles program execution to help developers identify time-consuming functions and optimize their code.
-
B.
DTrace
DTrace is a comprehensive dynamic tracing framework originally developed for Solaris that enables real-time, low-overhead observability and debugging of operating systems and applications.
-
C.
aa-logprof
aa-logprof is a userspace AppArmor utility that analyzes system logs to help generate and refine security profiles for applications.
-
D.
GNU Debugger
GNU Debugger (GDB) is a widely used free and open-source debugging tool for programs written in languages like C, C++, and Fortran, allowing developers to inspect and control program execution.
-
E.
GDB
GDB is a powerful open-source debugger from the GNU Project used to analyze and control the execution of programs written in languages like C, C++, and Fortran.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
performance analysis tool
ⓘ
software library ⓘ |
| abbreviationOf |
gperftools
self-linksurface differs
ⓘ
surface form:
Google Performance Tools
|
| canBeIntegratedWith | existing C++ applications ⓘ |
| category |
memory management library
ⓘ
profiling tool ⓘ software performance optimization ⓘ |
| compatibleWith | multithreaded applications ⓘ |
| designedFor |
high-performance servers
ⓘ
long-running C++ processes ⓘ |
| developer | Google ⓘ |
| hasComponent |
CPU profiler
ⓘ
debug allocation library ⓘ heap checker ⓘ heap profiler ⓘ gperftools self-linksurface differs ⓘ
surface form:
tcmalloc
|
| implements | thread-caching malloc ⓘ |
| license | BSD-style license ⓘ |
| openSource | true ⓘ |
| operatingSystem |
Linux
ⓘ
Unix-like systems ⓘ |
| profilingMethod | sampling-based CPU profiling ⓘ |
| profilingOutputFormat | call-graph data ⓘ |
| programmingLanguage | C++ ⓘ |
| provides |
CPU profiling
ⓘ
fast memory allocator ⓘ heap leak checking ⓘ heap profiling ⓘ |
| replaces | system malloc ⓘ |
| repositoryHost | GitHub ⓘ |
| supportsFeature |
allocation backtrace recording
ⓘ
heap growth analysis ⓘ low-overhead profiling ⓘ per-thread caching of allocations ⓘ |
| supportsLanguage | C++ ⓘ |
| targetUser |
C++ developers
ⓘ
performance engineers ⓘ systems programmers ⓘ |
| useCase |
CPU usage profiling
ⓘ
memory allocation optimization ⓘ memory leak detection ⓘ performance analysis of C++ programs ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: gperftools Description of subject: gperftools is a Google-developed collection of performance analysis tools for C++ programs, including a fast memory allocator and CPU/heap profilers.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
tcmalloc
this entity surface form:
Google Performance Tools