--- title: "Narasimha Prasanna HN (@prasannahn) | Hashnode" description: "Software Development Engineer, Blogger and Open Source Contributor. Read the latest articles by Narasimha Prasanna HN on Hashnode." url: "https://hashnode.com/@prasannahn" --- @prasannahn # Narasimha Prasanna HN @prasannahn · Bangalore, India · Joined March 2018 Software Development Engineer, Blogger and Open Source Contributor [Website](https://narasimha1997.github.io/) ### [Let's build a simple system calls monitoring dashboard using bpftrace and streamlit](https://prasannahn.hashnode.dev/lets-build-a-simple-system-calls-monitoring-dashboard-using-bpftrace-and-streamlit?utm_source=hashnode&utm_medium=feed) If you are from Computer Science background probably you might have heard of "system calls" (also referred as "syscalls" to keep it short), if you haven't then you can read this interesting beginner friendly article on system calls. In general, syste... 12 min read · [prasannahn.hashnode.dev](https://prasannahn.hashnode.dev/lets-build-a-simple-system-calls-monitoring-dashboard-using-bpftrace-and-streamlit?utm_source=hashnode&utm_medium=feed) [Apr 16, 2022](https://hashnode.com/posts/lets-build-a-simple-system-calls-monitoring-dashboard-using-bpftrace-and-streamlit/625a8c272f84e0d4fc33cd12) ### [Building a secondary index of 1.5 million words for search and auto-complete using Redis cache](https://prasannahn.hashnode.dev/building-a-secondary-index-of-15-million-words-for-search-and-auto-complete-using-redis-cache?utm_source=hashnode&utm_medium=feed) Recently I was playing around with building a secondary index for some documents to make them easily searchable using a search interface with auto-complete suggestions. I was interested to explore Redis for this task because it stores data completely... 18 min read · [prasannahn.hashnode.dev](https://prasannahn.hashnode.dev/building-a-secondary-index-of-15-million-words-for-search-and-auto-complete-using-redis-cache?utm_source=hashnode&utm_medium=feed) [Apr 16, 2022](https://hashnode.com/posts/building-a-secondary-index-of-15-million-words-for-search-and-auto-complete-using-redis-cache/625a873f52fb7bd53380e62c)