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