Xiaohui Gu
YOU?
Author Swipe
View article: PerfSig
PerfSig Open
Diagnosing a performance bug triggered in production cloud environments is notoriously challenging. Extracting performance bug signatures can help cloud operators quickly pinpoint the problem and avoid repeating manual efforts for diagnosi…
View article: TFix+: Self-configuring Hybrid Timeout Bug Fixing for Cloud Systems
TFix+: Self-configuring Hybrid Timeout Bug Fixing for Cloud Systems Open
Timeout bugs can cause serious availability and performance issues which are often difficult to fix due to the lack of diagnostic information. Previous work proposed solutions for fixing specific type of timeout-related performance bugs. I…
View article: Improved PSO Algorithm Based on Exponential Center Symmetric Inertia Weight Function and Its Application in Infrared Image Enhancement
Improved PSO Algorithm Based on Exponential Center Symmetric Inertia Weight Function and Its Application in Infrared Image Enhancement Open
In this paper, an improved PSO (Particle Swarm Optimization) algorithm is proposed and applied to the infrared image enhancement. The contrast of infrared image is enhanced while the image details are preserved. A new exponential center sy…
View article: DScope
DScope Open
Cloud server systems such as Hadoop and Cassandra have enabled many real-world data-intensive applications running inside computing clouds. However, those systems present many data-corruption and performance problems which are notoriously …
View article: Pcatch
Pcatch Open
Distributed systems have become the backbone of modern clouds. Users often expect high scalability and performance isolation from distributed systems. Unfortunately, a type of poor software design, which we refer to as performance cascadin…