alonamid

Don't create multiple VPCs/Security groups if initialization script are run multiple times

2

Currently, if people run the initial aws setup scripts (on the t2.nano) multiple time, then multiple VPCs and mismatched security groups are created. This causes many errors afterwards. We should...

If you use the default LBP memory model and supply high +mm_writeMaxReqs_0 and +mm_readMaxReqs_0 runtime arguments, FASED [silently overflows](https://github.com/firesim/firesim/blob/3c244496d73ccab2835fa2f5cdd4e6ed1fa2cea2/sim/midas/src/main/scala/midas/models/dram/TimingModel.scala#L193-L194) due to the [low default values](https://github.com/firesim/firesim/blob/393a6e8febe4d6b87b27c0770bdd7195d82563df/sim/firesim-lib/src/main/scala/configs/FASEDTargetConfigs.scala#L23-L24)