fix bug with 'numThreads=len(workloads)' which was counting characters of command-line not counting threads as intended. Update numThreads for inorder/o3 cases and default to 1 for all other cases.
fix bug with 'numThreads=len(workloads)' which was counting characters of command-line not counting threads as intended. Update numThreads for inorder/o3 cases and default to 1 for all other cases.