[root@mseas-data2 home_gluster_test]# ./run_dd_test2.sh 
Running dd test, trial 0
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.15116 s, 601 MB/s
Running dd test, trial 1
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.58784 s, 566 MB/s
Running dd test, trial 2
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 22.2806 s, 193 MB/s
Running dd test, trial 3
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.35255 s, 584 MB/s
Running dd test, trial 4
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.34358 s, 585 MB/s
Running dd test, trial 5
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.42005 s, 579 MB/s
Running dd test, trial 6
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.30899 s, 588 MB/s
Running dd test, trial 7
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.03145 s, 611 MB/s
Running dd test, trial 8
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 7.11348 s, 604 MB/s
Running dd test, trial 9
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 22.9019 s, 188 MB/s
Running dd test, trial 10
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 6.66146 s, 645 MB/s
Running dd test, trial 11
4096+0 records in
4096+0 records out
4294967296 bytes (4.3 GB) copied, 6.30123 s, 682 MB/s