{ZNS}: Avoiding the block interface tax for flash-based {SSDs}

M Bjørling, A Aghayev, H Holmberg… - 2021 USENIX Annual …, 2021 - usenix.org
The Zoned Namespace (ZNS) interface represents a new division of functionality between
host software and flash-based SSDs. Current flash-based SSDs maintain the decades-old …

{LightNVM}: The linux {Open-Channel}{SSD} subsystem

M Bjørling, J Gonzalez, P Bonnet - 15th USENIX Conference on File and …, 2017 - usenix.org
As Solid-State Drives (SSDs) become commonplace in data-centers and storage arrays,
there is a growing demand for predictable latency. Traditional SSDs, serving block I/Os, fail …

Improving 3D NAND flash memory lifetime by tolerating early retention loss and process variation

Y Luo, S Ghose, Y Cai, EF Haratsch… - Proceedings of the ACM on …, 2018 - dl.acm.org
Compared to planar (ie, two-dimensional) NAND flash memory, 3D NAND flash memory
uses a new flash cell design, and vertically stacks dozens of silicon layers in a single chip …

The {CASE} of {FEMU}: Cheap, accurate, scalable and extensible flash emulator

H Li, M Hao, MH Tong, S Sundararaman… - … USENIX Conference on …, 2018 - usenix.org
We present FEMU, a QEMU-based flash emulator for fostering future full-stack
software/hardware SSD research, with the following four" CASE" benefits. FEMU is cheap …

{LinnOS}: Predictability on unpredictable flash storage with a light neural network

M Hao, L Toksoz, N Li, EE Halim, H Hoffmann… - … USENIX Symposium on …, 2020 - usenix.org
This paper presents LinnOS, an operating system that leverages a light neural network for
inferring SSD performance at a very fine—per-IO—granularity and helps parallel storage …

Hyperloop: group-based NIC-offloading to accelerate replicated transactions in multi-tenant storage systems

D Kim, A Memaripour, A Badam, Y Zhu, HH Liu… - Proceedings of the …, 2018 - dl.acm.org
Storage systems in data centers are an important component of large-scale online services.
They typically perform replicated transactional operations for high data availability and …

Rearchitecting linux storage stack for µs latency and high throughput

J Hwang, M Vuppalapati, S Peter… - 15th {USENIX} Symposium …, 2021 - usenix.org
This paper demonstrates that it is possible to achieve μs-scale latency using Linux kernel
storage stack, even when tens of latency-sensitive applications compete for host resources …

Leapio: Efficient and portable virtual nvme storage on arm socs

H Li, M Hao, S Novakovic, V Gogte… - Proceedings of the …, 2020 - dl.acm.org
Today's cloud storage stack is extremely resource hungry, burning 10-20% of datacenter
x86 cores, a major" storage tax" that cloud providers must pay. Yet, the complex cloud …

Deepstore: In-storage acceleration for intelligent queries

VS Mailthody, Z Qureshi, W Liang, Z Feng… - Proceedings of the …, 2019 - dl.acm.org
Recent advancements in deep learning techniques facilitate intelligent-query support in
diverse applications, such as content-based image retrieval and audio texturing. Unlike …

IODA: A host/device co-design for strong predictability contract on modern flash storage

H Li, ML Putra, R Shi, X Lin, GR Ganger… - Proceedings of the ACM …, 2021 - dl.acm.org
Predictable latency on flash storage is a long-pursuit goal, yet, unpredictability stays due to
the unavoidable disturbance from many well-known SSD internal activities. To combat this …