|
CHANNEL 6 TELEVISION - DISKSPEED BENCHMARKS
8 X 73GB Seagate (545.920GB) Cluster size
1024 bytes (silver.MPG)
Tests #2 and 3 conducted
on other though identical RAID to acheive similar data loading on
RAID at time of test
Tests which resulted
in transient hangs are marked in red
OK? - 1= PASS 0=FAIL
Average play % and record
% indicate percentage of available resources used on test - lower figures
are better |
TEST 1 RESULTS
11.05.2001 |
TEST
2 RESULTS 03.09.2001 |
TEST
2 RESULTS XX.09.2001 |
PRECISION
620 / PERC2/DC (128MB cache) Drive
F: 546GB / 220 free |
|
PRECISION
530 / PERC2/DC (128MB cache) Drive
K: 546GB / 420 free |
|
PRECISION
530 / PERC3/DC (128MB cache) Drive
K: 546GB / 420 free |
RAID
BLOCK SIZE kB |
64 |
|
RAID
BLOCK SIZE kB |
64 |
|
RAID
BLOCK SIZE kB |
64 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
4 |
|
File
size MB |
4 |
|
File
size MB |
4 |
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
41,0 |
47,8 |
27,1 |
|
16 |
47,1 |
45,8 |
24,4 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
92,8 |
92,8 |
65,4 |
|
512 |
91,2 |
90,8 |
53,2 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
15 |
Avg % rec |
11 |
|
Avg % play |
15 |
Avg % rec |
13 |
|
Avg %play |
0 |
Avg % rec |
0 |
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
64 |
|
File
size MB |
64 |
|
File
size MB |
64 |
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
47,9 |
48,1 |
26,8 |
|
16 |
30,4 |
45,1 |
24,1 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
93,6 |
94,5 |
63,9 |
|
512 |
90,0 |
90,2 |
53,1 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
15 |
Avg % rec |
11 |
|
Avg % play |
15 |
Avg % rec |
13 |
|
Avg % play |
0 |
Avg % rec |
0 |
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
100 |
|
File
size MB |
100 |
|
File
size MB |
100 |
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
50,0 |
43,9 |
26,0 |
|
16 |
47,5 |
45,6 |
23,9 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
41,8 |
94,1 |
37,3 |
|
512 |
74,0 |
90,3 |
37,5 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
15 |
Avg % rec |
18 |
|
Avg % play |
15 |
Avg % rec |
18 |
|
Avg % play |
0 |
Avg % rec |
0 |
# of hangs |
1 |
OK? |
0 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
128 |
|
File
size MB |
128 |
|
File
size MB |
128 |
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
25,5 |
40,1 |
24,5 |
|
16 |
24,5 |
41,6 |
22,7 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
57,5 |
41,0 |
37,7 |
|
512 |
54,9 |
88,7 |
37,1 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
15 |
Avg % rec |
18 |
|
Avg % play |
16 |
Avg %rec |
18 |
|
Avg % play |
0 |
Avg % rec |
0 |
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
256 |
|
File
size MB |
256 |
|
File
size MB |
256 |
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
19,1 |
24,1 |
21,8 |
|
16 |
18,6 |
26,6 |
20,9 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
51,1 |
77,0 |
37,0 |
|
512 |
53,0 |
77,3 |
37,1 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
19 |
Avg % rec |
19 |
|
Avg % play |
19 |
Avg % rec |
19 |
|
Avg % play |
0 |
Avg % rec |
0 |
# of hangs |
1 |
OK? |
0 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
512 |
|
File
size MB |
512 |
|
File
size MB |
512 |
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
20,4 |
15,3 |
20,9 |
|
16 |
19,7 |
18,2 |
20,1 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
51,3 |
58,9 |
37,6 |
|
512 |
53,4 |
62,5 |
37,4 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
26 |
Avg % rec |
18 |
|
Avg % play |
24 |
Avg % rec |
18 |
|
Avg % play |
0 |
Avg % rec |
0 |
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
1024 |
|
File
size MB |
1024 |
|
File
size MB |
1024 |
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
22,8 |
13,3 |
20,7 |
|
16 |
20,3 |
16,1 |
19,8 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
53,0 |
50,1 |
38,8 |
|
512 |
53,6 |
55,9 |
37,4 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
30 |
Avg % rec |
18 |
|
Avg % play |
27 |
Avg % rec |
18 |
|
Avg % play |
0 |
Avg % rec |
0 |
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
File
size MB |
10000 |
|
File
size MB |
10000 |
|
File
size MB |
10000 |
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
32,0 |
12,9 |
20,7 |
|
16 |
21,0 |
13,3 |
19,4 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
54,8 |
45,1 |
40,8 |
|
512 |
53,5 |
46,5 |
37,5 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
33 |
Avg % rec |
17 |
|
Avg % play |
32 |
Avg % rec |
19 |
|
Avg % play |
0 |
Avg % rec |
0 |
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
# of hangs |
0 |
OK? |
1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
AVERAGE
FOR THIS TEST SUITE |
|
AVERAGE
FOR THIS TEST SUITE |
|
AVERAGE
FOR THIS TEST SUITE |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Block size kB |
Linear
read MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read
MB/sec |
Random
read
MB/sec |
Linear
Write MB/sec |
|
Block size kB |
Linear
read MB/sec |
Random
read MB/sec |
Linear
Write MB/sec |
16 |
32,3 |
30,7 |
23,6 |
|
16 |
28,6 |
31,5 |
21,9 |
|
16 |
0,0 |
0,0 |
0,0 |
512 |
62,0 |
69,2 |
44,8 |
|
512 |
65,5 |
75,3 |
41,3 |
|
512 |
0,0 |
0,0 |
0,0 |
Avg % play |
21,0 |
Avg % rec |
16,3 |
|
Avg % play |
20,4 |
Avg % rec |
17,0 |
|
Avg % play |
0,0 |
Avg % rec |
0,0 |
|