Exercise 4

Exercise

Time: 15 min

Copy the file file.txt from Gadi to your local machine using scp.

Copy the the directory my_directory from Gadi to your local machine using scp.

Exercise 5

Exercise

Time: 20 min

I have a program which has 30% parallelism and 70% serialism. What is speedup I can expect if I run it on

4 cores

8 cores

Use Amdahl’s Law to calculate the speedup.

Exercise

Time: 10 min

Run the job parallel.pbs in hpc101/session_3. It runs the program parallel.py.
What is the output of the job?