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Type of concurrency control mechanism
placed within a transaction. Transactional memory is limited in that it requires a shared-memory abstraction. Although transactional memory programs cannot
Transactional_memory
Concurrency control mechanism in software
software transactional memory (STM) is a concurrency control mechanism analogous to database transactions for controlling access to shared memory in concurrent
Software_transactional_memory
Instruction set architecture extension
Transactional Synchronization Extensions (TSX), also called Transactional Synchronization Extensions New Instructions (TSX-NI), is an extension to the
Transactional Synchronization Extensions
Transactional_Synchronization_Extensions
Greek computer scientist
researcher at Nvidia. Kozyrakis has worked on transactional memory systems, energy-efficient computing, memory systems, and resource-efficient cloud computing
Christos_Kozyrakis
Process logic used to control access to shared memory locations
presence of multiple threads or processors. Memory semantics may also be defined for transactional memory, where issues related to the interaction of
Memory_semantics_(computing)
Programming language library
(OS) level threads, usually one per processor core. The software transactional memory (STM) extension to Glasgow Haskell Compiler (GHC) reuses the process
Concurrent_Haskell
transaction processing (transaction management), and various transactional applications (e.g., transactional memory and software transactional memory)
Glossary_of_computer_science
Parallel computing paradigm
atomic execution of the chunks automatically parallelized using transactional memory. "Automatic Mutual Exclusion". Microsoft Research. Archived from
Automatic_mutual_exclusion
Atomic computer processor instruction
expressive hardware transactional memory present in some recent processors such as IBM POWER8 or in Intel processors supporting Transactional Synchronization
Compare-and-swap
Topics referred to by the same term
Unbounded transactional memory, transactional memory without bounds on transaction size or time Universeller Transaktionsmonitor, transaction system for
UTM
Proposed atomic CPU instruction
it could be used to create easy-to-apply yet efficient software transactional memory (STM). Greenwald points out that an advantage of DCAS vs CAS is that
Double_compare-and-swap
Synchronization mechanism for enforcing limits on access to a resource
synchronization methods, like lock-free programming techniques and transactional memory. However, such alternative methods often require that the actual
Lock_(computer_science)
Rules that guarantee predictable computer memory operation
by software or hardware; a transactional memory model provides both memory consistency and cache coherency. A transaction is a sequence of operations
Consistency_model
Operating system designed to operate on multiple systems over a network computer
memory systems Transactions Sagas Transactional Memory Composable memory transactions Transactional memory: architectural support for lock-free data
Distributed_operating_system
64-bit extension of the ARM architecture
SVE2. Transactional Memory Extension (TME). Following the x86 extensions, TME brings support for Hardware Transactional Memory (HTM) and Transactional Lock
AArch64
Concurrency control method commonly used by database management systems
access to the database and in programming languages to implement transactional memory. Without concurrency control, if someone is reading from a database
Multiversion concurrency control
Multiversion_concurrency_control
Concurrency control method
control method applied to transactional systems such as relational database management systems and software transactional memory. OCC assumes that multiple
Optimistic concurrency control
Optimistic_concurrency_control
Integrated development environment
hardware transactional memory (HTM). The Oracle Developer Studio compiler is used by a number of research projects, including Hybrid Transactional Memory (HyTM)
Oracle_Developer_Studio
Free and open-source compiler for various programming languages
contentious issue in 2007. C++ transactional memory The C++ language has an active proposal for transactional memory. It can be enabled in GCC 6 and
GNU_Compiler_Collection
Means of compromising computer security by restarting the computer
and DMA attacks. It employs hardware transactional memory (HTM) which was originally proposed as a speculative memory access mechanism to boost the performance
Cold_boot_attack
CPU microarchitecture by Intel
variants, but not Xeon E3 Intel Memory Protection Extensions (MPX) Intel Software Guard Extensions (SGX) Intel Transactional Synchronization Extensions (Disabled
Skylake_(microarchitecture)
Intel processor microarchitecture
partitioned between the two threads that each core can service. Intel Transactional Synchronization Extensions (TSX) for the Haswell-EX variant. In August
Haswell_(microarchitecture)
Family of mainframe computers
array of independent memory (RAIM). The EC12 has 50% higher total capacity than the z196 (up to 78,000 MIPS), and supports Transactional Execution and Flash
IBM_Z
Intel microprocessor family, released in 2020
Skylake. Cooper Lake features faster memory support (DDR4-3200 over DDR4-2933), support for second-generation Optane memory, and double the UPI links over Cascade
Cooper_Lake_(microprocessor)
American computer scientist
topology to distributed computing, as well as hardware and software transactional memory. He is the An Wang Professor of Computer Science at Brown University
Maurice_Herlihy
Eighth-generation Intel Core microprocessor family
Hyper-threading except on i9. DDR4 memory support updated for 2666 MT/s (for i5, i7 and i9 parts) and 2400 MT/s (for i3 parts) DDR3 memory is no longer supported
Coffee_Lake
Canceled SPARC microprocessor
2008, Sun engineers presented the transactional memory interface at Transact 2008, and the Adaptive Transactional Memory Test Platform simulator was announced
Rock_(processor)
2014 family of multi-core microprocessors by IBM
all eight threads active. POWER8 also added support for hardware transactional memory. IBM estimates that each core is 1.6 times as fast as the POWER7
POWER8
Proposed extension to x86-64 instruction set architecture
extension to the x86-64 instruction set architecture that adds hardware transactional memory support. It was introduced by AMD; the latest specification was dated
Advanced Synchronization Facility
Advanced_Synchronization_Facility
2012 64-bit mainframe microprocessor by IBM
out-of-order pipeline and some new instructions mainly related to transactional execution. The cores have numerous other enhancements such as better
IBM_zEC12
"seminal contributions to the fields of cache memories, memory consistency models, transactional memory, and simulation." He served as Chair of the Computing
Mark_D._Hill
British-born Nigerian computer scientist
multi-threaded processor design, and pioneering multicore CPUs and GPUs, transactional memory technology and domain-specific languages programming models. Olukotun's
Kunle_Olukotun
2017 family of multi-core microprocessors by IBM
directly attached memory, while Scale Up chips are intended for use with machines with more than two CPU sockets, and use buffered memory. The IBM Portal
POWER9
Intel processor family
the company's 10 nm process technology Common features: Socket: BGA 1440. Memory support: DDR4-2400 or LPDDR4-2400 dual channel (maximum supported: 32 GB)
Cannon_Lake_(microprocessor)
Application architecture by Gartner Inc.
capabilities, in-memory and cloud native database technologies, scalable transactional management and products enable transactional processing and analytics
Hybrid transactional/analytical processing
Hybrid_transactional/analytical_processing
Property of some operation(s) in concurrent programming
method with @Transactional will ensure all enclosed database interactions occur in a single database transaction. Transactional memory goes a step further
Linearizability
Moroccan-Swiss computer scientist and academic
ISBN 9783642152597. Guerraoui, Rachid; Kapałka, Michał (2010). Principles of Transactional Memory. Synthesis Lectures on Distributed Computing Theory. Springer. doi:10
Rachid_Guerraoui
Order of execution of transactions in transaction processing
Vossen (2001): Transactional Information Systems, Elsevier, ISBN 1-55860-508-8 Maurice Herlihy and J. Eliot B. Moss. Transactional memory: architectural
Database_transaction_schedule
Microprocessor family released in 2016
from the CPU, 24 PCI Express 3.0 lanes from PCH Support for Intel Optane Memory storage caching (only on motherboards with the 200 series chipsets) Support
Kaby_Lake
Instructions for the x86 microprocessors
of SIMD memory operands is relaxed. Unlike their non-VEX coded counterparts, most VEX coded vector instructions no longer require their memory operands
Advanced_Vector_Extensions
Compiler for Haskell programming language
types, concurrent and parallel programming models (such as software transactional memory and data parallelism) and a profiler. Peyton Jones and Marlow later
Glasgow_Haskell_Compiler
Intel microprocessor family launched in 2019
megabyte L3 cache, a four-fold increase from Gen9.5, alongside the increased memory bandwidth enabled by LPDDR4X on low-power mobile platforms.Gen11 graphics
Ice_Lake_(microprocessor)
Series of supercomputers by IBM
operating at half core speed. The L2 cache is multi-versioned—supporting transactional memory and speculative execution—and has hardware support for atomic operations
IBM_Blue_Gene
Intel microprocessor family
link for M.2 SSDs All models support DDR4-3200 or LPDDR4X-4267 memory TDP: 7-15W Memory support: LPDDR4X-4267 Socket: FCBGA1787, a BGA socket, thus these
Tiger_Lake
Israeli computer scientist
Touitou for the introduction and first implementation of software transactional memory. In 2013, he became a fellow of the Association for Computing Machinery
Nir_Shavit
Intel processor family (launched in 2019)
states that this will be their first generation to support 3D XPoint-based memory modules. It also features Deep Learning Boost (DPL) instructions and mitigations
Cascade_Lake
Formatted data in computer science
"stm-containers" adapts the algorithm for use in the context of software transactional memory. A JavaScript HAMT library based on the Clojure implementation is
Hash_array_mapped_trie
General-purpose programming language
algorithms, integrated into C++17, ISO/IEC TS 19841:2015 on software transactional memory, ISO/IEC TS 19568:2015 on a new set of library extensions, some of
C++
Fifth generation of Intel Core processors
access from kernel-space memory to user-space memory, a feature aimed at making it harder to exploit software bugs. Transactional Synchronization Extensions
Broadwell_(microarchitecture)
Academic conference on computer architecture
Manohar K. Prabhu, Honggo Wijaya, Christos Kozyrakis, Kunle Olukotun. "Transactional Memory Coherence and Consistency" 2018 (For ISCA 2003): Kevin Skadron, Mircea
International Symposium on Computer Architecture
International_Symposium_on_Computer_Architecture
Topics referred to by the same term
Remember the Milk, calendar and reminder web service Restricted Transactional Memory, an Intel instruction set interface Robotics Technology Middleware
RTM
Central computer component that executes instructions
speculative execution, register renaming, out-of-order execution and transactional memory crucial to maintaining high levels of performance. By attempting
Central_processing_unit
Programming tool for profiling, memory debugging and memory leak detection
instructions, for Intel Transactional Synchronization Extensions, both RTM and HLE and initial support for Hardware Transactional Memory on POWER. RISC-V 64bit
Valgrind
CPU instructions which read and modify an unaltered value in memory
list implementation. Non-blocking synchronization Read–modify–write Transactional memory "S-1 project". Stanford Computer Science wiki. 2018-11-30. Andrew
Load-link/store-conditional
Measures to ensure concurrent computing operations generate correct results
applicable to all transactional systems, i.e., to all systems that use database transactions (atomic transactions; e.g., transactional objects in Systems
Concurrency_control
Power ISA-based processor
is multi-versioned and supports transactional memory and speculative execution. A Blue Gene/Q chip has two DDR3 memory controllers running at 1.33 GHz
IBM_A2
et al. "scala-stm: A library-based Software Transactional Memory (STM) for Scala, coupled with transactional sets and maps". GitHub. Archived from the original
Ctrie
or both static and persistent. Transaction data Harris, Tim; Larus, James R.; Rajwar, Ravi (2010). Transactional Memory. Morgan & Claypool Publishers.
Dynamic_data
Topics referred to by the same term
microcontroller integrated circuits by STMicroelectronics Software transactional memory, a method of handling concurrency in multithreaded systems Stepper
STM
Multithreading computing anomaly
different from the first. Such tagged state references are also used in transactional memory. Although a tagged pointer can be used for implementation, a separate
ABA_problem
Features in Haskell programming language
the runST above. The STM monad is an implementation of Software Transactional Memory in Haskell. It is implemented in the GHC compiler, and allows for
Haskell_features
Low-level hardware direct memory access
Storm: a fast transactional dataplane for remote data structures: https://dl.acm.org/doi/abs/10.1145/3319647.3325827 Storm: a fast transactional dataplane
Remote_direct_memory_access
American computer scientist
multiprocessor synchronization. He is co-inventor with Maurice Herlihy of transactional memory. He is currently (2012) a Professor of computer science at University
J._Eliot_B._Moss
Extensions to the x86 instruction set architecture
(2010) RDRAND (2012) SHA (2013) MPX (2015) SGX (2015) TDX (2021) Transactional memory TSX (2013) ASF Virtualization VT-x (2005) AMD-V (2006) AMD-Vi / VT-d
Advanced_Matrix_Extensions
Instruction set extensions accelerating AES operations
(2010) RDRAND (2012) SHA (2013) MPX (2015) SGX (2015) TDX (2021) Transactional memory TSX (2013) ASF Virtualization VT-x (2005) AMD-V (2006) AMD-Vi / VT-d
AES_instruction_set
Set of conceptual and technical difficulties
is a poor basis for schemas. Future OO database research involves transactional memory. Another solution layers the domain and framework logic. Here, OO
Object–relational impedance mismatch
Object–relational_impedance_mismatch
American computer scientist (born 1952)
access to the database and in programming languages to implement transactional memory. "udp and me". David P. Reed Blog. Archived from the original on
David_P._Reed
In computing, a lock which causes a thread to loop continuously
thread while the lock spins waiting. Transactional Synchronization Extensions and other hardware transactional memory instruction sets serve to replace locks
Spinlock
Algorithm in a thread whose failure cannot cause another thread to fail
acceptable performance. However, the emerging field of software transactional memory promises standard abstractions for writing efficient non-blocking
Non-blocking_algorithm
Software library providing an embedded transactional key-value database
Lightning Memory-Mapped Database (LMDB) is an embedded transactional database in the form of a key-value store. LMDB is written in C with API bindings
Lightning Memory-Mapped Database
Lightning_Memory-Mapped_Database
Concurrency control technique for databases
increasingly utilized in concurrent programming, transactional memory, and software transactional memory (STM) to achieve serializability optimistically
Commitment_ordering
Open-source CPU instruction set architecture
a memory-mapped I/O device. Using the constant zero register as a base address allows single instructions to access memory near address zero. Memory is
RISC-V
Functional programming language
computations such as error handling, nondeterminism, parsing and software transactional memory. They are defined as ordinary datatypes, but Haskell provides some
Haskell
American Computer Scientist
on efficient path profiling. He is also a co-author of the book Transactional Memory, published in 2007 by Morgan & Claypool. Larus also helped fund and
James_Larus
Architectural instruction
VCVTPH2PS xmmreg,xmmrm64 – convert four half-precision floating point values in memory or the bottom half of an XMM register to four single-precision floating-point
F16C
British computer scientist
Riegel (Technische Universitaet Dresden), for his thesis Software Transactional Memory Building Blocks 2013 Asia Slowinska (Vrije Universiteit Amsterdam)
Roger_Needham
Executing several computations during overlapping time periods
systems. Software transactional memory borrows from database theory the concept of atomic transactions and applies them to memory accesses. Concurrent
Concurrent_computing
Standards for the C programming language
approval, including the fifth and final part of TS 18661, a software transactional memory specification, and parallel library extensions. ANSI C is supported
ANSI_C
Computer instruction for returning hardware-generated random numbers
(2010) RDRAND (2012) SHA (2013) MPX (2015) SGX (2015) TDX (2021) Transactional memory TSX (2013) ASF Virtualization VT-x (2005) AMD-V (2006) AMD-Vi / VT-d
RDRAND
Alternative implementation of the Python programming language
optimized NumPy support for numerical calculations and software transactional memory support to allow better parallelism. Free software portal Computer
PyPy
Computer memory management methodology
Memory management (also dynamic memory management, dynamic storage allocation, or dynamic memory allocation) is a form of resource management applied to
Memory_management
Security-related instruction code processor extension
"Strong and Efficient Cache Side-Channel Protection using Hardware Transactional Memory" (PDF). USENIX. 2017-08-16. Archived (PDF) from the original on 2020-07-27
Software_Guard_Extensions
Set of rules defining correctly structured C++ program
reflection instead used a new operator ^^ instead of reflexpr. The transactional memory technical specification introduces these keywords, of which there
C++_syntax
Extension to the x86 instruction set
(2010) RDRAND (2012) SHA (2013) MPX (2015) SGX (2015) TDX (2021) Transactional memory TSX (2013) ASF Virtualization VT-x (2005) AMD-V (2006) AMD-Vi / VT-d
FMA_instruction_set
Extension of the C programming language
Partitioned global address space Parallel programming model Software transactional memory Official website UPC at LBNL UPC at GWU Archived 2012-07-08 at the
Unified_Parallel_C
Dialect of the Lisp programming language on the Java platform
For parallel and concurrent programming Clojure provides software transactional memory, a reactive agent system, and channel-based concurrent programming
Clojure
Relational model database server
access plans) Transactional memory Latch-free indexes In-memory row storage (IMRS) of "hot" rows. Writes to these rows go only to memory. I.e., it's not
Adaptive_Server_Enterprise
Computer instruction set architecture
and includes major enhancements to logical partition functions, transactional memory, expanded performance monitoring, new storage control features, additions
Power_ISA
General-purpose programming language
Lightbend Inc. Akka actors may be distributed or combined with software transactional memory (transactors). Alternative communicating sequential processes (CSP)
Scala_(programming_language)
2015 64-bit mainframe microprocessor by IBM
superscalar, out-of-order pipeline. It has facilities related to transactional memory, and new features such as two-way simultaneous multithreading (SMT)
IBM_z13
Family of instruction set architectures
core (Xeon Phi has four threads per core). Some Intel CPUs support transactional memory (TSX). When introduced, in the mid-1990s, this method was sometimes
X86
Extension to the x86 instruction set
destination is a 128-bit XMM register. The source may be another XMM register or memory. An immediate operand specifies which halves of the 128-bit operands are
CLMUL_instruction_set
by going back in the transaction logs. The database maintains ACID compliance by using transactional scope and transactional memory which allows for long-running
Starcounter
transactions. In reference to memory bus accesses, a posted write is referred to as a posted memory write (PMW). CPU cache Computer memory PCI System Architecture
Posted_write
Cache – v 3.0 Ehcache – v 1.6.0-beta4 Clojure – language software transactional memory Apache Jackrabbit Oak Berkeley DB Reference Guide: Degrees of Isolation
List_of_databases_using_MVCC
existing C compilation toolkits [9][permanent dead link]. Software transactional memory Alias analysis OpenMP Threading Building Blocks (TBB) Cilk/Cilk Plus
Sieve C++ Parallel Programming System
Sieve_C++_Parallel_Programming_System
Synchronization mechanism
lifetime in the K42 research operating system, and optimizing software transactional memory implementations. Dragonfly BSD uses a technique similar to RCU that
Read-copy-update
Multithreaded to allow concurrent access
to be chosen or converted accordingly. Using so called Hardware Transactional Memory (HTM), table operations can be thought of much like database transactions
Concurrent_hash_table
Processing data technology
The term in-memory processing is used for two different things: In computer science, in-memory processing, also called compute-in-memory (CIM) or processing-in-memory
In-memory_processing
"seminal contributions to the fields of cache memories, memory consistency models, transactional memory, and simulation" Julia Hirschberg, IEEE Fellow
List of University of Michigan alumni
List_of_University_of_Michigan_alumni
TRANSACTIONAL MEMORY
TRANSACTIONAL MEMORY
Girl/Female
Tamil
Born in the month of Chaitra, Blessed with a good memory
Girl/Female
Greek
Goddess of memory.
Girl/Female
Indian
Born in the month of Chaitra, Blessed with a good memory
Boy/Male
Indian
Memory of the tribe
Boy/Male
Tamil
The Moon, Thought, Prayer, Mind, Decision, Respect, Will decision, Intelligence, Memory
Girl/Female
Muslim
Memory
Girl/Female
Tamil
Memory
Boy/Male
Biblical American Hebrew
Memory of the Lord.
Girl/Female
Teutonic
Loving memory.
Girl/Female
Tamil
Samriti | ஸமà¯à®°à¯€à®¤à¯€Â
Meeting, Remembrance, Memory, Wisdom
Samriti | ஸமà¯à®°à¯€à®¤à¯€Â
Girl/Female
Tamil
Smrithi | ஸà¯à®®à¯à®°à¯€à®¤à¯€
Meeting, Remembrance, Memory, Wisdom
Smrithi | ஸà¯à®®à¯à®°à¯€à®¤à¯€
Boy/Male
Muslim
Memory of the tribe
Girl/Female
Tamil
Meeting, Remembrance, Memory, Wisdom
Girl/Female
Tamil
The Moon, Thought, Prayer, Mind, Decision, Respect, Will decision, Intelligence, Memory
Girl/Female
Tamil
Method, Wealth, Protection, Conduct, Auspiciousness, Memory, Well being
Boy/Male
Hindu
The Moon, Thought, Prayer, Mind, Decision, Respect, Will decision, Intelligence, Memory
Girl/Female
Tamil
Method, Wealth, Protection, Conduct, Auspiciousness, Memory, Well being
Girl/Female
Hindu
The Moon, Thought, Prayer, Mind, Decision, Respect, Will decision, Intelligence, Memory
Girl/Female
Tamil
Samrithi | ஸமà¯à®°à®¿à®¤à®¿
Meeting, Remembrance, Memory, Wisdom
Samrithi | ஸமà¯à®°à®¿à®¤à®¿
Girl/Female
Tamil
Memory
TRANSACTIONAL MEMORY
TRANSACTIONAL MEMORY
Boy/Male
Indian
Lucky
Boy/Male
Indian, Punjabi, Sikh
In the Shelter of Guru
Girl/Female
Arabic, Australian, Muslim
Concern
Girl/Female
Arabic, Australian, Hebrew, Muslim
A Narrator of Hadith
Surname or Lastname
English
English : possibly a variant of Grimes.
Boy/Male
Hindu
Boy/Male
Indian
One who is honored, Exalted
Boy/Male
American, Australian, British, English
Little Rock
Girl/Female
Biblical
Valley of grace.
Male
Spanish
Spanish form of Latin Sebastianus, SEBASTIÃN means "from Sebaste."
TRANSACTIONAL MEMORY
TRANSACTIONAL MEMORY
TRANSACTIONAL MEMORY
TRANSACTIONAL MEMORY
TRANSACTIONAL MEMORY
n.
A person who investigates dates of events and transactions; one skilled in chronology.
n.
The doing or performing of any business; management of any affair; performance.
a.
A diary; an account of daily transactions and events.
n.
One who narrates; one who relates a series of events or transactions.
n.
Enlargement or extension of business transactions; esp., increase of the circulation of bank notes.
n.
A wastebook, in which entries of transactions are made as they take place.
n.
An adjustment of a dispute between parties by mutual agreement.
n.
Financial dealings; buying and selling; traffic in general; mercantile transactions.
a.
Admitted to knowledge of a secret transaction; secretly cognizant; privately knowing.
a.
Transitional.
n.
That which is related; the relation in words or writing of the particulars of any transaction or event, or of any series of transactions or events; story; history.
n.
Dealing; transaction.
n.
The minutes, or rough draught, of an instrument or transaction.
n.
Anything by which a transaction is facilitated; a medium; -- by way of contempt.
a.
Mysterious; suspicious; questionable; as, a queer transaction.
v. i.
To raise money by "kites;" as, kiting transactions. See Kite, 6.
v. i.
To combine or contribute with others, as for a commercial, speculative, or gambling transaction.
n.
A transaction or occurrence; an event; a deed.
a.
Of or pertaining to transition; involving or denoting transition; as, transitional changes; transitional stage.
n.
That which is done; an affair; as, the transactions on the exchange.