Meeting notes (2020-10-13)

Logistics

• HW 2 is posted (due 1 wk)
  • Get set up with XSEDE
  • Make sure you can build MPI code
  • Check in on each other
• Meeting plan this week is live coding

Live coding: MPI demos

• Deadlocking send and receive
• Sendrecv
• Nonblocking operations and wave stepping
• Scans for global index construction
• Vector scatter/gather for I/O
• Building parallel prefix