Apache SkyWalking application performance monitoring tool
Apache SkyWalking, Observability

Apache SkyWalking: The New Stack features “the APM for the Heterogeneous New Stack”

Apache SkyWalking, the open source APM that Tetrate has embraced as the path to observability, was featured yestreday by the New Stack, the podcast and DevOps tech blog.

In “[SkyWalking: APM for the Heterogeneous New Stack] (https://thenewstack.io/skywalking-apm-for-the-heterogeneous-new-stack/),” Susan Hall describes SkyWalking founder Sheng Wu– who is now a Tetrate engineer– grew SkyWalking in just four years from a small project supported by a handful of volunteers into an Apache Top Level Project with hundreds of contributors, used in more than 70 companies. SkyWalking provides a “holistic platform for collection, aggregation and domain specific query system,” Wu told the New Stack. “It also is truly heterogeneous, in that it not only has agents for different systems, it also seamlessly blends service mesh in.”

Tetrate has endorsed SkyWalking as an essential tool for any company looking for a complete and meaningful map of their entire, distributed system. SkyWalking went service-mesh ready with its last, 6.0 release, and will soon support service mesh observability directly from Envoy.

New Stack highlighted the following SkyWalking features:

  • A polyglot agent-based instrumentation mechanism.
  • Tools that focus solely on distributed tracing usually don’t provide agents. Multiple language agents provided, especially with auto instrumentation supported, in Java, .NET and Nodejs.
  • Performance: Its impact CPU on the monitored application is less than 10%, even with a payload instance of just over 5k transactions per second/requests per second. This lightweight payload would support 100% trace sampling in production environments.
  • Observability for distributed systems based on traditional, agent-based and service mesh architectures, with consistent analysis and visualization.
  • Topology and dependency analysis without sampling.
  • Easy operation and maintenance achieved directly by our clusters, without reliance on big data technology

Check back soon for SkyWalking’s performance-boosting 6.1 release, expected at the end of May.

Contact us to learn more about Apache SkyWalking!

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CVE Fixes, Envoy Proxy & GetEnvoy, Security

Envoy CVE security fixes for GetEnvoy

The Envoy security team today [announced] the availability of Envoy 1.9.1 to address two high-risk vulnerabilities related to header values and HTTP URL paths.

We also released the GetEnvoy build of Envoy 1.9.1 and the latest master build that fixes the vulnerability. Users are encouraged to upgrade to 1.9.1 or latest master build to address the following CVEs:

  • CVE-2019-9900: When parsing HTTP/1.x header values, Envoy 1.9 and before does not reject embedded zero characters (NUL, ASCII 0x0). This allows remote attackers crafting header values containing embedded NUL characters to potentially bypass header matching rules, gaining access to unauthorized resources.
  • CVE-2019-9901: Envoy does not normalize HTTP URL paths in Envoy 1.9 and before. A remote attacker may craft a path with a relative path, e.g. something/../admin, to bypass access control, e.g. a block on /admin. A backend server could then interpret the unnormalized path and provide an attacker access beyond the scope provided for by the access control policy.
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Security, Tetrate

Introducing Tetrate Q


Editors note: Tetrate Q has been folded into Tetrate Service Bridge, making Next Generation Access Control (NIST) a built-in feature for Tetrate’s service bridge platform.

The modern enterprise infrastructure is a mishmash of legacy infrastructure, SaaS services, a smattering of cloud-native platforms like Kubernetes, along with an aging access control system that struggles to keep up with all the changes in the enterprise as it marches toward modernization. We no longer live in a world where the infrastructure is full of pets and the users come from set geographies with fixed access patterns. Technology has enabled users to access applications from the convenience of their mobile phones, anytime, anywhere on the planet. The security perimeter that was once synonymous with the network perimeter has now disappeared.

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Service Mesh
Events, Service Mesh, Tetrate

Service Mesh Day 2019 Press Release

Tetrate Hosts First-Ever Service Mesh Industry Conference with Service Mesh Day 2019

Creators of Istio and Envoy Headline Event on March 28 and 29 in San Francisco Exploring Application of Service Mesh to Accelerate Digital Transformation

SAN FRANCISCO – March 19, 2019 – Tetrate, the enterprise service mesh company, is proud to announce details of Service Mesh Day 2019, the inaugural industry conference dedicated to service mesh technology.

The two-day event will be held at the Fairmont Hotel in San Francisco on March 28 and 29. Service Mesh Day 2019 is hosted by Tetrate and supported by Google, Juniper Networks, Capital One and open source foundations including Cloud Native Computing Foundation, Cloud Foundry, OpenStack and ONF. The conference will bring together open source experts, cloud providers, customers and industry influencers to explore the use of service mesh technology in enterprise environments. The conference will explore issues such as managing microservices for any app, at any scale, decentralized security controls and the future evolution of service mesh technologies. Attendees will have a chance to network with users and creators in this space who are pioneering service mesh deployments first-hand and participate in conversations that will shape the direction of the industry.

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Service Mesh Day 2019
Events, Service Mesh, Tetrate

Service Mesh Day 2019: The First-Ever Service Mesh Industry Conference

Tetrate’s vision is not only to provide best-in-breed service mesh technology to manage microservices in a cloud-native world, but to share the vast experience of our management team and open source network to enable others to understand and adopt service mesh to accelerate digital transformation. This was the motivation behind our decision to put together and host the first-ever industry conference dedicated to service mesh technology – Service Mesh Day 2019.

Tetrate was proud to host over 260 attendees at Service Mesh Day 2019. Attendees and speakers hailed from a variety of industries but as a group agreed that microservices are now a fundamental piece of enterprise software.

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Case Studies, Istio, Tetrate

Case Study: Tetrate Resolves the Complexities of NAV’s Transition to Istio

About the Norwegian Labour and Welfare Administration (NAV)

The Norwegian Labour and Welfare Administration (NAV) is the government directorate responsible for implementing Norway’s welfare model, with services ranging from child benefits to pensions. NAV is responsible for distributing a third of Norway’s national budget. In five years, it’s estimated that 95% of the Norwegian population will be covered by one of NAV’s services.

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Apache SkyWalking, Observability, Open Source

Apache SkyWalking: v6 is service-mesh ready


The integration of SkyWalking and Istio Service Mesh yields an essential open-source tool for resolving the chaos created by the proliferation of siloed, cloud-based services.

Apache SkyWalking is an open, modern performance management tool for distributed services, designed especially for microservices, cloud native and container-based (Docker, K8s, Mesos) architectures. We at Tetrate believe it is going to be an important project for understanding the performance of microservices. The recently released v6 integrates with Istio Service Mesh and focuses on metrics and tracing. It natively understands the most common language runtimes (Java, .Net, and NodeJS). With its new core code, SkyWalking v6 also supports Istio telemetry data formats, providing consistent analysis, persistence, and visualization.

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Service Mesh Istio
Istio, Tetrate

Istio 1 0 Nightly on Eks


The Amazon Elastic Container Service for Kubernetes, EKS, is the long-awaited hosted Kubernetes offering from AWS. It offers managed Kubernetes 1.10 clusters, and is currently GA in two regions in North America.

Building on Kubernetes, Istio is a service mesh that provides “An open platform to connect, manage, and secure microservices.” Here at Tetrate we’re active contributors to Istio, and we dogfood the latest nightly versions in all of our own infrastructure.

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