18–20 Sept 2024
Europe/Vienna timezone

ublk based zero copy I/O - use case in Android

20 Sept 2024, 12:40
20m
"Hall L1" (Austria Center)

"Hall L1"

Austria Center

135
Android MC Android MC

Speaker

Akilesh Kailash

Description

This presentation delves into the ongoing upstream work: ublk zero copy based io_uring effort:

https://lore.kernel.org/io-uring/06c5f635-b065-4ff1-9733-face599ddfe3@gmail.com/T/#m6c99306b44992ee8fc12ad4e9d7a28cd59e081bb

The talk will focus on:

1: Why ublk zero copy is required in Android and how it will be used. Will explore the use cases that necessitate the implementation of ublk zero copy.

2: Walk through the I/O traces and discuss the prototype of the ongoing upstream patch with performance numbers and other caveats.

Primary author

Presentation materials