Publications de Ricardo Bianchini

Managing Tail Latency in Datacenter-Scale File Systems Under Production Constraints

Willy Zwaenepoel, Ricardo Bianchini, Maria Fernanda Borge Chavez

Distributed file systems often exhibit high tail latencies, especially in large-scale datacenters and in the presence of competing (and possibly higher priority) workloads. This paper introduces techniques for managing tail latencies in these systems, whil ...

ASSOC COMPUTING MACHINERY2019

Accelerating resource allocation in virtualized environments using workload classes and/or workload signatures

Dejan Novakovic, Dejan Kostic, Nedeljko Vasic, Ricardo Bianchini

Systems, methods, and apparatus for managing resources assigned to an application or service. A resource manager maintains a set of workload classes and classifies workloads using workload signatures. In specific embodiments, the resource manager minimizes ...

2013

DeepDive: Transparently Identifying and Managing Performance Interference in Virtualized Environments

Dejan Novakovic, Dejan Kostic, Nedeljko Vasic, Ricardo Bianchini, Stanko Novakovic

2013

DejaVu: Accelerating Resource Allocation in Virtualized Environments

Dejan Novakovic, Dejan Kostic, Nedeljko Vasic, Ricardo Bianchini

Effective resource management of virtualized environments is a challenging task. State-of-the-art management systems either rely on analytical models or evaluate resource allocations by running actual experiments. However, both approaches incur a significa ...

Acm Order Department, P O Box 64145, Baltimore, Md 21264 Usa2012

Striking a New Balance Between Program Instrumentation and Debugging Time

Willy Zwaenepoel, Olivier Crameri, Ricardo Bianchini

Although they are helpful in many cases, state-of-the-art bug reporting systems may impose excessive overhead on users, leak private information, or provide little help to the developer in locating the problem. In this paper, we explore a new approach to b ...

Acm Order Department, P O Box 64145, Baltimore, Md 21264 Usa2011

Sahara: Guiding the Debugging of Failed Software Upgrades

Willy Zwaenepoel, Dejan Kostic, Olivier Crameri, Ricardo Bianchini

2011

Staged Deployment in Mirage, an Integrated Software Upgrade Testing and Distribution System

Willy Zwaenepoel, Dejan Kostic, Olivier Crameri, Ricardo Bianchini, Nikola Knezevic

2007