Summary: I changed the db_stress configs, but forgot to update the scripts using the old configs.
Test Plan: 'make blackbox_crash_test' and 'make whitebox_crash_test' start running normally now (I haven't run them til the end, though).
Reviewers: vamsi
Reviewed By: vamsi
CC: leveldb, dhruba
Differential Revision: https://reviews.facebook.net/D12303