Evolution of Region Assignment in the Apache HBase Architecture — Part 2 The first part of this two-part series of blog posts provided an introduction to some of the important design aspects of Apache HBase. We introduced the concept of the AssignmentManager and the importance of its role in the HBase architecture. In this second post, we will… Continue reading Evolution of Region Assignment in the Apache HBase Architecture — Part 2
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Evolution of Region Assignment in the Apache HBase Architecture — Part 1
Evolution of Region Assignment in the Apache HBase Architecture — Part 1 Written by Viraj Jasani and Andrew Purtell At Salesforce, we run a large number of Apache HBase clusters in our own data centers as well as in public cloud infrastructure. This post outlines some important design aspects of Apache HBase and how its data distribution mechanism has… Continue reading Evolution of Region Assignment in the Apache HBase Architecture — Part 1
Looking at the Kubernetes Control Plane for Multi-Tenancy
The Salesforce Platform-as-a-Service Security Assurance team is constantly assessing modern compute platforms for security level and features. We use the insights from these research efforts to provide fast and comprehensive support to engineering teams who explore platform options that adequately support their security requirements. Unsurprisingly, Kubernetes is one of the platforms that we deal with… Continue reading Looking at the Kubernetes Control Plane for Multi-Tenancy
SRE Weekly Issue #255
View on sreweekly.com A message from our sponsor, StackHawk: With StackHawk’s new GitHub Action, you can integrate AppSec testing directly into your GitHub CI/CD pipeline. See how: http://sthwk.com/appsec-github-action Articles Why It Should Be Service, Not Site Reliability It really should! Even Google is much more accurately described as a “service” than a “site”. Chris Riley… Continue reading SRE Weekly Issue #255
SRE Weekly Issue #254
View on sreweekly.com A message from our sponsor, StackHawk: Need to run a standalone Kotlin app as a fat jar in a Gradle project? Check out how we handled that! http://sthwk.com/kotlin-with-gradle Articles Coinbase Incident Post Mortem: January 6–7, 2021 This one’s juicy. At one point, the front-end was blocked up, so the back-end saw less… Continue reading SRE Weekly Issue #254
SRE Weekly Issue #253
View on sreweekly.com A message from our sponsor, StackHawk: How do you know if your GraphQL API is secure? Watch StackHawk CSO Scott Gerlach walk through how to run application security tests for GraphQL-backed apps. http://sthwk.com/graphql-webinar Articles May 30 SSL incident TLS can be such a headache. This was an interesting situation. There was a… Continue reading SRE Weekly Issue #253
SRE Weekly Issue #252
View on sreweekly.com A message from our sponsor, StackHawk: Interested in how you can automate application security testing with GitHub Actions? Check out this on demand webinar from StackHawk and Snyk and see how simple it is to get started. https://sthwk.com/stackhawk-snyk Articles Building On-Call Culture at GitHub Their on-call started out as four 24 hour… Continue reading SRE Weekly Issue #252
Analytical Model for Capacity and Degradation in Distributed Systems
Activity Platform (AP) is part of our Einstein Activity Capture (EAC) and Engagement Activity Platform (EAP) eco-system. AP captures, on behalf of users, their activities and engagement data generated from the interaction between users and their leads and contacts. Upon capturing those records, they are scoped, augmented with artificial intelligence models, stored, indexed, used to… Continue reading Analytical Model for Capacity and Degradation in Distributed Systems
SRE Weekly Issue #256
View on sreweekly.com A message from our sponsor, StackHawk: Register now for the first-ever ZAPCon taking place March 9th. The free event will focus on OWASP ZAP and application security best practices. You wont want to miss it! http://sthwk.com/zapcon-sre-weekly Articles Slack’s Outage on January 4th 2021 Here’s a blog post from Slack giving even more… Continue reading SRE Weekly Issue #256
The Origin of MLMon
by Means of Natural Selection, or the Preservation of Favoured Microservices in the Struggle for Life So this is going to be an experimental format for a blog post. I’m going to describe a problem and solution then the problems that came up after, then solutions to them, and new problems, etc. I am not claiming… Continue reading The Origin of MLMon