20480+0 records in
20480+0 records out
21474836480 bytes (21 GB) copied, 438.856 s, 48.9 MB/s
real = 439.07, user = 0.01, sys = 17.55, 4% cpu
20480+0 records in
20480+0 records out
21474836480 bytes (21 GB) copied, 858.937 s, 25.0 MB/s
real = 859.03, user = 0.01, sys = 16.97, 1% cpu
20480+0 records in
20480+0 records out
21474836480 bytes (21 GB) copied, 431.524 s, 49.8 MB/s
real = 431.61, user = 0.01, sys = 16.68, 3% cpu