Results 41 to 50 of about 88,406 (306)

Metadata Cache Backup Based on Ceph File System [PDF]

open access: yesJisuanji gongcheng, 2017
In order to solve the problem of long response time of metadata writing in Ceph file system,a metadata cache backup scheme is proposed.The scheme backups the metadata among multiple servers to guarantee the reliability of the metadata,and multi-queue ...
ZHAN Ling,FANG Xieyun,LI Daping,WAN Jiguang
doaj   +1 more source

Cache Prefetching Strategy Based on Correlation of Image Layers in Docker Registry

open access: yesJisuanji kexue yu tansuo, 2021
With the popularization of container technology, large-scale Docker public registries use object storage services to solve the problem of the sharp increasement in the number of images, but this loosely coupled registry design results in higher latency ...
ZHANG Chen, DENG Yuhui
doaj   +1 more source

Improving I/O performance through an in-kernel disk simulator [PDF]

open access: yes, 2016
This paper presents two mechanisms that can significantly improve the I/O performance of both hard and solid-state drives for read operations: KDSim and REDCAP.
Cortés, Toni   +2 more
core   +2 more sources

Connection caching: model and algorithms

open access: yesJournal of Computer and System Sciences, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Cohen, Edith, Kaplan, Haim, Zwick, Uri
openaire   +2 more sources

Randomized competitive algorithms for generalized caching [PDF]

open access: yesProceedings of the fortieth annual ACM symposium on Theory of computing, 2008
We consider online algorithms for the generalized caching problem. Here we are given a cache of size $k$ and pages with arbitrary sizes and fetching costs. Given a request sequence of pages, the goal is to minimize the total cost of fetching the pages into the cache.
Bansal, N., Buchbinder, N., Naor, J.
openaire   +3 more sources

Cache and energy efficient algorithms for Nussinov’s RNA Folding

open access: yesBMC Bioinformatics, 2017
Background An RNA folding/RNA secondary structure prediction algorithm determines the non-nested/pseudoknot-free structure by maximizing the number of complementary base pairs and minimizing the energy. Several implementations of Nussinov’s classical RNA
Chunchun Zhao, Sartaj Sahni
doaj   +1 more source

SQLite Page Caching Algorithm [PDF]

open access: yes, 2022
<p>[Introduction]: "SQLite is a database which can be easily embedded inside an application written in the C programming language.  One common use is inside the Mozilla Firefox web browser.  It supports asubset of the SQL language but was not intended to be a replacement for a multi-user database suchas MySQL, Oracle or Microsoft SQL Server.The ...
openaire   +1 more source

Engineering a cache-oblivious sorting algorithm [PDF]

open access: yesACM Journal of Experimental Algorithmics, 2008
This paper is an algorithmic engineering study of cache-oblivious sorting. We investigate by empirical methods a number of implementation issues and parameter choices for the cache-oblivious sorting algorithm Lazy Funnelsort and compare the final algorithm with Quicksort, the established standard for comparison-based sorting, as well as with recent ...
Brodal, Gerth Stølting   +2 more
openaire   +6 more sources

Extending the Nested Parallel Model to the Nested Dataflow Model with Provably Efficient Schedulers

open access: yes, 2016
The nested parallel (a.k.a. fork-join) model is widely used for writing parallel programs. However, the two composition constructs, i.e. "$\parallel$" (parallel) and "$;$" (serial), are insufficient in expressing "partial dependencies" or "partial ...
Dinh, David   +2 more
core   +1 more source

Three-Level Parallel J-Jacobi Algorithms for Hermitian Matrices [PDF]

open access: yes, 2010
The paper describes several efficient parallel implementations of the one-sided hyperbolic Jacobi-type algorithm for computing eigenvalues and eigenvectors of Hermitian matrices.
Aleksandar Ušćumlić   +34 more
core   +3 more sources

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