Notes on systems, open source, infrastructure.https://siddarth2810.github.io/https://siddarth2810.github.io/blogs/cold_calls_sales_and_startup/https://siddarth2810.github.io/blogs/cold_calls_sales_and_startup/Siddarth Gundu reflects on cold calling, sales, and meeting startup founders through AIESEC, from market research to organizing The Startup Summit.Mon, 01 Jun 2026 00:00:00 GMThttps://siddarth2810.github.io/blogs/tsdb_to_parquet/https://siddarth2810.github.io/blogs/tsdb_to_parquet/Siddarth Gundu explains Prometheus series, TSDB blocks, and how metrics labels map to Parquet columns, drawing on his work with Cortex Metrics.Thu, 28 May 2026 00:00:00 GMT