[global] create_on_open=1 nrfiles=1250 ioengine=filecreate fallocate=none filesize=4k openfiles=10 [t0] [t1] [t2] [t3] [t4] [t5] [t6] [t7] [t8] [t9] [t10] [t11] [t12] [t13] [t14] [t15]