- ~time_all: (t1_all -. t0_all)
- ~time_group_by_size: (t1_group_by_size -. t0_group_by_size)
- ~time_group_by_head: (t1_group_by_sample -. t0_group_by_sample)
- ~time_group_by_digest:(t1_group_by_digest -. t0_group_by_digest)
+ ~wall_time_all: (wt1_all -. wt0_all)
+ ~wall_time_group_by_size: (wt1_group_by_size -. wt0_group_by_size)
+ ~wall_time_group_by_head: (wt1_group_by_sample -. wt0_group_by_sample)
+ ~wall_time_group_by_digest:(wt1_group_by_digest -. wt0_group_by_digest)
+ ~proc_time_all: (pt1_all -. pt0_all)
+ ~proc_time_group_by_size: (pt1_group_by_size -. pt0_group_by_size)
+ ~proc_time_group_by_head: (pt1_group_by_sample -. pt0_group_by_sample)
+ ~proc_time_group_by_digest:(pt1_group_by_digest -. pt0_group_by_digest)