Karthik Ramasamy is a Sr. Director of Engineering at Splunk. Before Splunk, he was co-founder and CEO of Streamlio where he focused on building the next generation real time processing engine based on Apache Pulsar. He previously served as the engineering manager and technical lead for real-time analytics at Twitter where he co-created Twitter Heron. He has two decades of experience working in parallel databases, big data infrastructure, and networking. Karthik is the author of several publications, patents, and "Network Routing: Algorithms, Protocols and Architectures". He has a Ph.D. in computer science from the University of Wisconsin, Madison with a focus on big data and databases.


Karthik Ramasamy

Senior Director of Engineering @ Splunk

Scaling Apache Pulsar to 10 Petabytes/Day 

Wed Jun 16, 10:00 AM - 10:30 AM, PT

Pulsar is used by a portfolio of products at Splunk for stream processing of different types of data, including metrics and logs. In this talk, Karthik Ramasamy will share how Splunk helped a flagship customer scale a Pulsar deployment to handle 10 PB/day in a single cluster. He will talk about the journey, the challenges faced, and the trade-offs made to scale Pulsar and operate it reliably and stably in Google Cloud Platform (GCP).