Data sets in large applications are often too massive to fit completely inside the computers
internal memory. The resulting input/output communication (or I/O) between fast internal …

File system metadata is the data in charge of maintaining namespace, permission semantics
and location of file data blocks. Operations on the metadata can account for up to 80% of …

We have developed Ceph, a distributed file system that provides excellent performance,
reliability, and scalability. Ceph maximizes the separation between data and metadata …

Here, the authors performed density functional theory calculations to study the catalytic
performance of the nitric oxide reduction reaction (NORR) via a series of transition metal …

As Linux clusters have matured as platforms for low-cost, high-performance parallel
computing, software packages to provide many key services have emerged, especially in …

Mega, 471 memory, 43, 54 cache, 33, 35, 44 DRAM, 44 SRAM, 44 mesh regular, 174
message box, 296 message latency, 207 message passing, 161, 237, 296 Message …

In petabyte-scale distributed file systems that decouple read and write from metadata
operations, behavior of the metadata server cluster will be critical to overall system …

Data sets in large applications are often too massive to fit completely inside the computer's
internal memory. The resulting input/output communication (or I/O) between fast internal …

Cloud computing has completely changed the economics of IT industry. Recently, the new
form of" shared global economy" requires cloud services to be collaboratively provisioned by …

Efficient metadata management is a critical aspect of overall system performance in large
distributed storage systems. Directory subtree partitioning and pure hashing are two …