os

lab 0:

• Compile the kernel using KVM.
• Trace the kernel

lab 1:

• Create an multi-process application using clone where processes share the address space.
• Benchmark by setting cpu affinity and use cgroups to improve throughput.
• Optimize fairness among worker processes

lab 2:

• Write a user level networked file system.
• Used Fuse and libssh to support basic file system operations like ls, cat, open, read, close
• Cache the remote file in /tmp.
• Compare with NFS

lab 3:

• Write a program to load an elf executable.
• basic loader : map all the pages including bss segments
• demand loader: map the pages on demand.
• Hybrid loader: map .bss segments based on some prediction algorithm.

lab 4:

• Implement the basic paxos methods in the provided distributed system simulator