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Race condition

Index Race condition

A race condition or race hazard is the behavior of an electronics, software, or other system where the output is dependent on the sequence or timing of other uncontrollable events. [1]

64 relations: Alberto Sangiovanni-Vincentelli, Analog delay line, AND gate, Authentication, C++11, C11 (C standard revision), Call collision, Clang, Clock signal, Computer security, Concurrency control, CPAN, Critical section, Daemon (computing), Deadlock, Denial-of-service attack, Distributed computing, Dynamic program analysis, Electronics, File locking, Finite-state machine, FirstEnergy, GE Power, Glitch, Hardware random number generator, Hazard (logic), Heisenbug, IEEE Transactions on Software Engineering, Intel Advisor, Intel Inspector, Internet Relay Chat, Internet Systems Consortium, Karnaugh map, Latency (engineering), Lighttpd, Linearizability, LLVM, Logic gate, Logic redundancy, Memory model (programming), Metastability (electronics), Mutual exclusion, Mutual exclusivity, Nondeterministic algorithm, Northeast blackout of 2003, Ohio, Physical unclonable function, Privilege escalation, Process (computing), Racetrack problem, ..., Radiation therapy, Safety-critical system, Shared resource, Software, Software bug, Static program analysis, Synchronization (computer science), System, Therac-25, Thread (computing), Time of check to time of use, Undefined behavior, Valgrind, Vulnerability (computing). Expand index (14 more) »

Alberto Sangiovanni-Vincentelli

Alberto Luigi Sangiovanni-Vincentelli (born June 23, 1947) is an academic researcher, teacher, entrepreneur, technical advisor and business man.

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Analog delay line

An analog delay line is a network of electrical components connected in cascade, where each individual element creates a time difference or phase change between its input signal and its output signal.

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AND gate

The AND gate is a basic digital logic gate that implements logical conjunction - it behaves according to the truth table to the right.

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Authentication

Authentication (from authentikos, "real, genuine", from αὐθέντης authentes, "author") is the act of confirming the truth of an attribute of a single piece of data claimed true by an entity.

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C++11

C++11 is a version of the standard for the programming language C++.

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C11 (C standard revision)

C11 (formerly C1X) is an informal name for ISO/IEC 9899:2011, the current standard for the C programming language.

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Call collision

In telecommunications, a call collision (commonly known as glare) is one of two things.

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Clang

Clang is a compiler front end for the programming languages C, C++, Objective-C, Objective-C++, OpenMP, OpenCL, and CUDA.

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Clock signal

In electronics and especially synchronous digital circuits, a clock signal is a particular type of signal that oscillates between a high and a low state and is used like a metronome to coordinate actions of digital circuits.

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Computer security

Cybersecurity, computer security or IT security is the protection of computer systems from theft of or damage to their hardware, software or electronic data, as well as from disruption or misdirection of the services they provide.

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Concurrency control

In information technology and computer science, especially in the fields of computer programming, operating systems, multiprocessors, and databases, concurrency control ensures that correct results for concurrent operations are generated, while getting those results as quickly as possible.

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CPAN

The Comprehensive Perl Archive Network (CPAN) is a repository of over 250,000 software modules and accompanying documentation for 39,000 distributions, written in the Perl programming language by over 12,000 contributors.

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Critical section

In concurrent programming, concurrent accesses to shared resources can lead to unexpected or erroneous behavior, so parts of the program where the shared resource is accessed are protected.

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Daemon (computing)

In multitasking computer operating systems, a daemon is a computer program that runs as a background process, rather than being under the direct control of an interactive user.

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Deadlock

In concurrent computing, a deadlock is a state in which each member of a group is waiting for some other member to take action, such as sending a message or more commonly releasing a lock.

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Denial-of-service attack

In computing, a denial-of-service attack (DoS attack) is a cyber-attack in which the perpetrator seeks to make a machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a host connected to the Internet.

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Distributed computing

Distributed computing is a field of computer science that studies distributed systems.

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Dynamic program analysis

Dynamic program analysis is the analysis of computer software that is performed by executing programs on a real or virtual processor.

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Electronics

Electronics is the discipline dealing with the development and application of devices and systems involving the flow of electrons in a vacuum, in gaseous media, and in semiconductors.

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File locking

File locking is a mechanism that restricts access to a computer file by allowing only one user or process to access it in a specific time.

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Finite-state machine

A finite-state machine (FSM) or finite-state automaton (FSA, plural: automata), finite automaton, or simply a state machine, is a mathematical model of computation.

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FirstEnergy

FirstEnergy Corp is an electric utility headquartered in Akron, Ohio.

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GE Power

GE Power (formerly known as GE Energy) is an American energy techniques company, owned by General Electric.

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Glitch

A glitch is a short-lived fault in a system, such as a transient fault that corrects itself, making it difficult to troubleshoot.

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Hardware random number generator

In computing, a hardware random number generator (true random number generator, TRNG) is a device that generates random numbers from a physical process, rather than a computer program.

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Hazard (logic)

In digital logic, a hazard in a system is an undesirable effect caused by either a deficiency in the system or external influences.

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Heisenbug

In computer programming jargon, a heisenbug is a software bug that seems to disappear or alter its behavior when one attempts to study it.

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IEEE Transactions on Software Engineering

The IEEE Transactions on Software Engineering is a bimonthly peer-reviewed scientific journal published by the IEEE Computer Society.

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Intel Advisor

Intel Advisor (also known as "Advisor XE", "Vectorization Advisor" or "Threading Advisor") is a SIMD vectorization optimization and shared memory threading assistance tool for C, C++, C# and Fortran software developers and architects.

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Intel Inspector

Intel Inspector (successor of Intel Thread Checker) is a memory and thread checking and debugging tool to increase the reliability, security, and accuracy of C/C++ and Fortran applications.

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Internet Relay Chat

Internet Relay Chat (IRC) is an application layer protocol that facilitates communication in the form of text.

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Internet Systems Consortium

Internet Systems Consortium, Inc., also known as ISC, is a Delaware-registered, 501(c)(3) non-profit corporation that supports the infrastructure of the universal, self-organizing Internet by developing and maintaining core production-quality software, protocols, and operations.

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Karnaugh map

The Karnaugh map (KM or K-map) is a method of simplifying Boolean algebra expressions.

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Latency (engineering)

Latency is a time interval between the stimulation and response, or, from a more general point of view, a time delay between the cause and the effect of some physical change in the system being observed.

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Lighttpd

lighttpd (pronounced "lighty") is an open-source web server optimized for speed-critical environments while remaining standards-compliant, secure and flexible.

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Linearizability

In concurrent programming, an operation (or set of operations) is atomic, linearizable, indivisible or uninterruptible if it appears to the rest of the system to occur at once without being interrupted.

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LLVM

The LLVM compiler infrastructure project is a "collection of modular and reusable compiler and toolchain technologies" used to develop compiler front ends and back ends.

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Logic gate

In electronics, a logic gate is an idealized or physical device implementing a Boolean function; that is, it performs a logical operation on one or more binary inputs and produces a single binary output.

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Logic redundancy

Logic redundancy occurs in a digital gate network containing circuitry that does not affect the static logic function.

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Memory model (programming)

In computing, a memory model describes the interactions of threads through memory and their shared use of the data.

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Metastability (electronics)

Metastability in electronics is the ability of a digital electronics system to persist for an unbounded time in an unstable equilibrium or metastable state.

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Mutual exclusion

In computer science, mutual exclusion is a property of concurrency control, which is instituted for the purpose of preventing race conditions; it is the requirement that one thread of execution never enter its critical section at the same time that another concurrent thread of execution enters its own critical section.

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Mutual exclusivity

In logic and probability theory, two events (or propositions) are mutually exclusive or disjoint if they cannot both occur (be true).

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Nondeterministic algorithm

In computer science, a nondeterministic algorithm is an algorithm that, even for the same input, can exhibit different behaviors on different runs, as opposed to a deterministic algorithm.

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Northeast blackout of 2003

The Northeast blackout of 2003 was a widespread power outage throughout parts of the Northeastern and Midwestern United States and the Canadian province of Ontario on Thursday, August 14, 2003, just after 4:10 p.m. EDT.

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Ohio

Ohio is a Midwestern state in the Great Lakes region of the United States.

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Physical unclonable function

A physical unclonable function, or PUF, is a "digital fingerprint" that serves as a unique identity for a semiconductor device such as a microprocessor.

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Privilege escalation

Privilege escalation is the act of exploiting a bug, design flaw or configuration oversight in an operating system or software application to gain elevated access to resources that are normally protected from an application or user.

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Process (computing)

In computing, a process is an instance of a computer program that is being executed.

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Racetrack problem

A racetrack problem is a specific instance of a type of race condition.

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Radiation therapy

Radiation therapy or radiotherapy, often abbreviated RT, RTx, or XRT, is therapy using ionizing radiation, generally as part of cancer treatment to control or kill malignant cells and normally delivered by a linear accelerator.

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Safety-critical system

A safety-critical system or life-critical system is a system whose failure or malfunction may result in one (or more) of the following outcomes.

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Shared resource

In computing, a shared resource, or network share, is a computer resource made available from one host to other hosts on a computer network.

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Software

Computer software, or simply software, is a generic term that refers to a collection of data or computer instructions that tell the computer how to work, in contrast to the physical hardware from which the system is built, that actually performs the work.

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Software bug

A software bug is an error, flaw, failure or fault in a computer program or system that causes it to produce an incorrect or unexpected result, or to behave in unintended ways.

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Static program analysis

Static program analysis is the analysis of computer software that is performed without actually executing programs.

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Synchronization (computer science)

In computer science, synchronization refers to one of two distinct but related concepts: synchronization of processes, and synchronization of Data.

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System

A system is a regularly interacting or interdependent group of items forming an integrated whole.

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Therac-25

The Therac-25 was a radiation therapy machine produced by Atomic Energy of Canada Limited (AECL) in 1982 after the Therac-6 and Therac-20 units (the earlier units had been produced in partnership with CGR of France).

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Thread (computing)

In computer science, a thread of execution is the smallest sequence of programmed instructions that can be managed independently by a scheduler, which is typically a part of the operating system.

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Time of check to time of use

In software development, time of check to time of use (TOCTTOU or TOCTOU, pronounced "tock too") is a class of software bugs caused by changes in a system between the checking of a condition (such as a security credential) and the use of the results of that check.

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Undefined behavior

In computer programming, undefined behavior (UB) is the result of executing computer code whose behavior is not prescribed by the language specification to which the code adheres, for the current state of the program.

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Valgrind

Valgrind is a programming tool for memory debugging, memory leak detection, and profiling.

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Vulnerability (computing)

In computer security, a vulnerability is a weakness which can be exploited by a Threat Actor, such as an attacker, to perform unauthorized actions within a computer system.

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Redirects here:

Critical race, Data race, Non-critical race, Race Condition, Race Conditions, Race Hazard, Race conditions, Race hazard, Racing condition.

References

[1] https://en.wikipedia.org/wiki/Race_condition

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