performance

Noah: Hypervisor-Based Darwin Subsystem for Linux

Noah: Hypervisor-Based Darwin Subsystem for Linux

January 23, 2020

In this talk, we present Noah, a Linux binary compatibility layer for macOS based on hypervisor technology. Noah executes Linux ELF binaries by loading it into a hypervisor in which no kernel code is …
Great software is secure software

Great software is secure software

January 22, 2020

If great software is secure software, why are there still so many vulnerabilities? Dont architects and developers want to build great systems? Chris Wysopal details how defenders can enable developers to create secure software through coaching, shared code, and services.
How to use Machine Learning for Testing and Implementing Optical Networks

How to use Machine Learning for Testing and Implementing Optical Networks

January 22, 2020

Optical transport networks are evolving to have unprecedented flexibility with advances such as finely tunable bitrate transponders, allowing dynamically-adaptive …
Model Driven APIs for the Network infrastructure Layer

Model Driven APIs for the Network infrastructure Layer

January 22, 2020

Over the past decade, there has been an increasing amount of interest in the industry (Service APIs (NPF), I2RS (IETF) etc.) to create a standardized API at the ne …
WalB: Real-time and Incremental Backup System for Block Devices

WalB: Real-time and Incremental Backup System for Block Devices

January 22, 2020

WalB is an open-source backup system that consists of block devices, called WalB devices, and userland utilities, called WalB tools. A WalB device records write-I/Os. WalB tools extracts them to creat …
High performance Microservices on Linux with Apache Thrift

High performance Microservices on Linux with Apache Thrift

January 21, 2020

The world is rapidly adopting cloud native approaches to software development, reaping the synergies produced by combining microservices, Linux container technology and dynamic application orchestrati …
Advances in CPU Performance Scaling

Advances in CPU Performance Scaling

January 20, 2020

Quite significant and radical changes were made in the kernel's CPU performance scaling subsystem (CPUFreq) in 2016. Most importantly, it was switched over from using deferrable timers to a new contro …
Building next-gen edge architecture at Expedia

Building next-gen edge architecture at Expedia

January 20, 2020

As Expedia refactors its backend services into a finer-grained microservice architecture, frontend applications have begun to be split into smaller applications serving a small number of pages or content on the website. Rick Fast details how Expedia is creating an extremely configurable, self-service edge architecture for routing between frontend applications and managing bot traffic.
Can we make developers care about operations?

Can we make developers care about operations?

January 20, 2020

Can we make developers care about operations? Jrgen Cito shares real-world experience of developers struggling with operations and details a journey to incorporate runtime performance aspects into the developer's daily workflow and reduce performance problems reaching production.
Continuous performance engineering: Moving fast without breaking things

Continuous performance engineering: Moving fast without breaking things

January 20, 2020

With ever-increasing demands for fast business change, how can we ensure our digital channels reflect the exacting standards of performance our customers (and business owners) expect? What does this look like in an age of DevOps and continuous delivery? Thomas Barns and John Pillar share a strategy for shifting left and automating performance analysis.
NVMe: Solid-state Drives Meet PCI Express

NVMe: Solid-state Drives Meet PCI Express

January 20, 2020

Did you recently replace your Hard Disk by a Solid-State Drive in your servers? Are you satisfied with the speed? What if I told you that it could go even faster? This talk will look at NVM Express, a …
When BGP meets Big-data

When BGP meets Big-data

January 20, 2020

The Internet is very much alive, with millions of BGP events occurring every day. BGP monitoring and reporting tools have been in use for many years now and are …
Boosting Linux Performance with GCC/GLIBC Latest Technologies

Boosting Linux Performance with GCC/GLIBC Latest Technologies

January 19, 2020

As the Linux community continues to redefine the boundaries of what is possible in a server-based Linux distribution running on new silicon, both power and performance play an increasingly important r …
Radix Tree, IDR APIs and Their Test Suite

Radix Tree, IDR APIs and Their Test Suite

January 19, 2020

Linux radix tree is a mechanism by which a (pointer) value can be associated with a (long) integer key efficiently in terms of storage, and lookups. Additional features driven by kernel-specific needs …
64-bit ARM Unikernels on uKVM

64-bit ARM Unikernels on uKVM

January 18, 2020

Unikernels are specialised machine images that are generated using Library Operating Systems, which have smaller footprints, no operating systems and accessing baremetal hardware directly. These desir …
Cognitive Workloads on the Cloud: What Clouds Need To Do

Cognitive Workloads on the Cloud: What Clouds Need To Do

January 18, 2020

With the emergence of new powerful hardware accelerators, such as Graphical Processing Units (GPUs) and Programmable Field Gate Arrays (FPGAs), more and more artificial intelligence (AI) has appeared …
Lightning Talks

Lightning Talks

January 18, 2020

3:30PM RSVP Pop'n'Go by Rafal Szarecki, Juniper 3:40PM Contextual Forwarding at Peering Performance by Edward Lopez, Corsa 3:50PM Understanding where the transfer …
SONATA: Scalable Streaming Analytics for Network Telemetry

SONATA: Scalable Streaming Analytics for Network Telemetry

January 18, 2020

Current solutions for network telemetry are ill-suited for security or performance troubleshooting as they offer limited expressibility and are harder to scale as …
Online performance analysis of distributed dataflow systems

Online performance analysis of distributed dataflow systems

January 17, 2020

Vasia Kalavri offers an overview of Strymon, a system for predictive data center analytics, and its online critical path analysis module. Strymon analyzes live traces from distributed dataflow systems like Apache Spark, Apache Flink, and TensorFlow to predict bottlenecks and provide insights on streaming application performance.
Overcoming traditional data analytics performance bottlenecks with inline acceleration (sponsored by Intel)

Overcoming traditional data analytics performance bottlenecks with inline acceleration (sponsored by Intel)

January 17, 2020

A new approach to data analytics acceleration is delivering benchmarked performance increases of 3X to 10X+ at the system level for traditional relational and NoSQL databases.
Practical, team-focused operability techniques for distributed systems

Practical, team-focused operability techniques for distributed systems

January 17, 2020

Matthew Skelton shares five practical, tried-and-tested techniques for improving operability with many kinds of software systems, including the cloud, serverless, on-premises, and the IoT.
Routing Performance Testing and Measurement

Routing Performance Testing and Measurement

January 17, 2020

HTTP router is at the core of network in Cloud Foundry. In this talk, Swetha and Shash will cover performance tests conducted at the routing tier and improvements made for network. Through this talk, …
BGPmon, The Next Generation

BGPmon, The Next Generation

January 16, 2020

BGPMon, in conjunction with Oregon's Route Views, has been serving BGP data to the community for the past several years. However, the custom software used by the o …
Memory Bandwidth as a Service in the Context of Infrastructure as a Service (IaaS)

Memory Bandwidth as a Service in the Context of Infrastructure as a Service (IaaS)

January 16, 2020

With expanding usage of Iaas (infrastructure as a service), it may be useful to add memory bandwidth(b/w) as a service. Memory b/w monitoring(MBM) and allocation(MBA) allow measuring and control of pe …
The key to high performance: What the data says

The key to high performance: What the data says

January 16, 2020

The State of DevOps Report has shown that high-performing IT teams decisively outperform low-performing peers (with greater throughput and stability), creating value that shows up on the bottom line. Nicole Forsgren and Nigel Kersten share insights into the key leadership, technical, architectural, and product capabilities that drive these outcomes.
traIXroute: Detecting IXPs in traceroute paths

traIXroute: Detecting IXPs in traceroute paths

January 16, 2020

Internet eXchange Points (IXP) are critical components of the Internet infrastructure that affect its performance, evolution, security and economics. In this work, …
uftrace: Function (Graph) Tracer for Userspace

uftrace: Function (Graph) Tracer for Userspace

January 15, 2020

The ftrace framework in Linux kernel utilizes function instrumentation techniques from compilers to provide deeper understanding of kernel execution behavior and performance characteristics. The same …
Adventures in accidental human architecture

Adventures in accidental human architecture

January 14, 2020

Are you vigilantly keeping watch on your system in anticipation of altering some setting or system state? When parts of your system fail, do you perform manual cleanup? If so, humans have been injected into your architecture. Michelle Brush explores the factors that lead to systems that run on human intervention and shares best practices for detecting and removing humans from the machine.