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Harsh Mishra

SRE

Portrait of Harsh Mishra, SRE

Harsh is an SRE at One2N who writes about Linux desktops, security-minded remote access to EC2, and how teams adopt MLOps and RAG without losing the plot.

Blogs published by Harsh Mishra.

Blogs published by Harsh Mishra.

Cover illustration for How one parameter stalled Postgres replication with Debezium for 3 weeks

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How one parameter stalled Postgres replication with Debezium for 3 weeks
Portrait of Harsh Mishra, SRE

Harsh Mishra

SRE

A story about WAL segments, missing events, and the one line of SQL that should have been there from the start.

Cover illustration for My new laptop broke Slack. That's how I ended up on Bluefin.

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My new laptop broke Slack. That's how I ended up on Bluefin.
Portrait of Harsh Mishra, SRE

Harsh Mishra

SRE

Portrait of Spandan Ghosh, Content at One2N

Spandan Ghosh

Content @One2N

A kernel patch broke Slack on my Dell XPS. Here's how that led me to Bluefin, immutable Linux, bootc, and OCI images and why it solved my problem for good.

Cover illustration for AWS SSM port forwarding to private EC2 without SSH or bastions

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AWS SSM port forwarding to private EC2 without SSH or bastions
Portrait of Harsh Mishra, SRE

Harsh Mishra

SRE

AWS SSM port forwarding to EC2 in private subnets with Session Manager, with no open SSH port or bastion. Covers the IAM role, SSM Agent and endpoints.

Cover illustration for Exploring RAG: enhancing LLMs with external knowledge

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Exploring RAG: enhancing LLMs with external knowledge
Portrait of Harsh Mishra, SRE

Harsh Mishra

SRE

Portrait of Saurabh Hirani, Principal SRE at One2N

Saurabh Hirani

Principal SRE @One2N

Retrieval augmented generation (RAG) for engineers: LLM basics, where standalone models fall short, and the parts of a RAG app such as embeddings.

Cover illustration for Understanding MLOps from a software engineers' perspective

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Understanding MLOps from a software engineers' perspective
Portrait of Harsh Mishra, SRE

Harsh Mishra

SRE

Portrait of Spandan Ghosh, Content at One2N

Spandan Ghosh

Content @One2N

Portrait of Chinmay Naik, CEO at One2N

Chinmay Naik

CEO @One2N

Portrait of Jaideep Khandelwal, CTO at One2N

Jaideep Khandelwal

CTO @One2N

MLOps for software engineers is DevOps plus data engineering and ML. The MLOps lifecycle, knowledge silos, automation, versioning and experiment tracking.

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