Towards low-latency I/O services for mixed workloads using ultra-low latency SSDs

M Liu, H Liu, C Ye, X Liao, H Jin, Y Zhang… - Proceedings of the 36th …, 2022 - dl.acm.org
Low-latency I/O services are essential for latency-sensitive workloads when they co-run with
throughput-oriented workloads in cloud data centers. Although advanced SSDs such as Intel …

TriangleKV: Reducing write stalls and write amplification in LSM-tree based KV stores with triangle container in NVM

C Ding, T Yao, H Jiang, Q Cui, L Tang… - … on Parallel and …, 2022 - ieeexplore.ieee.org
Popular LSM-tree based key-value stores suffer from suboptimal and unpredictable
performance due to write amplification and write stalls that cause application performance to …

Efficient hybrid polling for ultra-low latency storage devices

G Lee, S Shin, J Jeong - Journal of Systems Architecture, 2022 - Elsevier
With the introduction of ultra-low latency SSDs, which complete I/O operations in a few
microseconds, the use of polling is becoming an attractive solution for alleviating the …

Flexhm: A practical system for heterogeneous memory with flexible and efficient performance optimizations

B Peng, Y Dong, J Yao, F Wu, H Guan - ACM Transactions on …, 2022 - dl.acm.org
With the rapid development of cloud computing, numerous cloud services, containers, and
virtual machines have been bringing tremendous demands on high-performance memory …

DeLiBA: An open-source hardware/software framework for the development of Linux block I/O accelerators

B Khan, C Heinz, A Koch - 2022 32nd International Conference …, 2022 - ieeexplore.ieee.org
With the trend towards ever larger “big data” applications, many of the gains achievable by
using specialized compute accelerators become diminished due to the growing I/O …

A New IoT Storage System Based on Raw NVM

T Cai, Y Ma, D Niu, P Gao, T Lei… - 2022 IEEE International …, 2022 - ieeexplore.ieee.org
NVM storage devices have the advantages of high read-write speed, non-volatile and large
capacity, which provides support for efficient storage and management of a large number of …

When poll is more energy efficient than interrupt

B Harris, N Altiparmak - Proceedings of the 14th ACM Workshop on Hot …, 2022 - dl.acm.org
Polling is commonly indicated to be a more suitable IO completion mechanism than interrupt
for ultra-low latency storage devices. However, polling's impact on overall energy efficiency …

Cognitive SSD+: a deep learning engine for energy-efficient unstructured data retrieval

S Liang, Y Wang, H Li, X Li - CCF Transactions on High Performance …, 2022 - Springer
In state-of-the-art large-scale data service systems, a data analysis request (eg, data
retrieval) must go through multiple data processing modules cross the I/O stack, and move a …

A New NVM Device Driver for IoT Time Series Database

T Cai, Y Ma, P Liu, D Niu, L Li - Micromachines, 2022 - mdpi.com
Numerous IoT devices in IoT systems collect data concurrently, which brings great
challenges to IoT time series databases to store and manage these data. NVM device has …

Object Storage, Persistent Memory, and Data Infrastructure for HPC Materials Informatics

SR Taylor - arXiv preprint arXiv:2210.07929, 2022 - arxiv.org
Speculation is provided on how infrastructure choices fit into the materials data ecosystem.
Special attention is paid to object storage, the Intel DAOS API, storage-class memory (SCM) …