The phone screen was slappy since the recruiter did not know hot to identify a good fit and I had to explain here. Then 2 technical interview where in the second one people did not show up first time. Eventually Hiring manager who kinda talked during all the one hour

1. HR interview，company introduced and talking about job experience 2. team manager ,talking about the working experience, and some basic questions about a support engineer 3. technical interview , about linux process, difference between raw device and block device ,and several technical questions about NFS and SMB