CAG20 [RAID2 Rank 0]
Hardware RAID5
5x18GB Seagate ST318416W Barracuda UltraSCSI-Wide
RAID controller write cacheing enabled
Disk write cacheing enabled
Synchronous SCSI 40MB/s enabled
SCSI-3 with Tagged Queues
Iozone: Performance Test of File I/O
Version $Revision: 3.27 $
Contributors:William Norcott, Don Capps, Isom Crawford, Kirby Collins
Al Slater, Scott Rhine, Mike Wisner, Ken Goss
Steve Landherr, Brad Smith.
Run began: Sun Aug 13 08:52:56 2000
Auto Mode
Excel chart generation enabled
Time Resolution = 0.000002 seconds.
Processor cache size set to 1024 Kbytes.
Processor cache line size set to 32 bytes.
File stride size set to 17 * record size.
Writer Report
120000
100000
80000
60000
40000
20000
16384
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Re-Writer Report
160000
140000
120000
100000
80000
60000
40000
16384
20000
2048
524288
131072
262144
4
65536
16384
32768
4096
8192
32
2048
512
1024
256
128
256
64
0
kB/sec
kB record
kB file
Reader Report
90000
80000
70000
60000
50000
40000
30000
20000
16384
10000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Re-Reader Report
350000
300000
250000
200000
150000
100000
16384
50000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Random Read Report
300000
250000
200000
150000
100000
50000
16384
2048
262144
524288
4
131072
32768
65536
16384
32
4096
8192
1024
2048
512
256
128
256
64
0
kB/sec
kB record
kB file
Random Write Report
100000
90000
80000
70000
60000
50000
40000
30000
20000
16384
10000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Backward Read Report
300000
250000
200000
150000
100000
50000
16384
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Record Re-Write Report
400000
350000
300000
250000
200000
150000
100000
16384
50000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Stride Read Report
350000
300000
250000
200000
150000
100000
16384
50000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Fwrite Report
140000
120000
100000
80000
60000
40000
16384
20000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Re-Fwrite Report
160000
140000
120000
100000
80000
60000
40000
16384
20000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Fread Report
80000
70000
60000
50000
40000
30000
20000
16384
10000
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file
Re-Fread Report
300000
250000
200000
150000
100000
50000
16384
2048
64
128
256
512
1024
2048
4096
8192
16384
32768
65536
131072
262144
524288
0
256
32
4
kB/sec
kB record
kB file