We should consolidate the following block into a single write operation and execute at w:majority write concern: https://github.com/mongodb/mongo/blob/9b5abca8dcb53f165a8df60a4faaad1586e1be04/jstests/core/txns/transactions_profiling.js#L23-L32

Otherwise, it is possible that the transaction we open on line 35 will choose a point of time that does not reflect all writes.