Interview was very technical, ranging from easy questions such as how to get the return code for a command ($?), how to find out swapping usage, how to troubleshoot an slow web site( cluster of 400 hosts) to how to troubleshoot one specific ads not showing on the web site. Questions about scripting, such as how parallelize a curl to different hosts. How to implement monitoring (either passive or active and why). Explain SSL handshake. Implement manually a log rotation. Troubleshoot machine rebooting very often. Unix internals: concept of stack,heap. Describe in detail your biggest accomplishments.

Telephonic screening followed by multiple F2F rounds . After telephonic interview, there will be multiple face to face rounds in the company. Pretty standard ones, Linux internals, Networking, Security and scripting