SandForce 1222 SSD Testing, Part 3: Detailed Throughput Analysis
Our last two articles have presented an initial performance examination of a consumer SandForce based SSD from a throughput and IOPS perspective. In this article we dive deeper into the throughput performance of the drive, along with a comparison to an Intel X-25E SSD. I think you will be surprised at what is discovered.
Table of Results
Table 1 – IOzone Write Performance Results with Record Lengths of 64KB, 1MB, 4MB, 8MB, 16MB, a File Size of 16GB, for data compression levels of 98%, 75%, 50%, 25%, 2% and Random, for the SandForce SSD
| Record Size |
Compression Level |
Write KB/s |
Re-write (KB/s) |
Random write (KB/s) |
Record re-write (KB/s) |
fwrite (KB/s) |
frewrite (KB/s) |
| 64KB |
98% |
268,241.40 1,850.26 |
267,567.60 1,524.02 |
254,054.40 11,283.59 |
1,188,804.00 32,258.19 |
267,591.90 1,231.91 |
267,123.20 1,717.83 |
| 64KB |
75% |
197,367.50 5,969.30 |
202,677.00 823.85 |
175,943.10 5,517.43 |
1,701,850.40 33,734.29 |
199,242.00 2,001.98 |
202,923.20 712.38 |
| 64KB |
50% |
125,293.20 3,784.80 |
129,923.10 1,261.10 |
120,248.30 1,056.76 |
1,977,138.30 29,848.96 |
127,601.90 955.65 |
129,982.20 617.14 |
| 64KB |
25% |
101,741.70 1,303.18 |
103,683.60 471.49 |
94,974.60 1,441.16 |
2,077,108.40 50,138.33 |
102,382.10 1,279.36 |
102,333.80 752.84 |
| 64KB |
2% |
96,375.70 1,079.96 |
96,115.30 657.23 |
89,666.60 617.13 |
2,028,102.10 20,725.39 |
96,353.10 709.89 |
96,442.60 415.59 |
| 64KB |
RANDOM |
106,373.00 892.13 |
106,900.30 758.76 |
98,163.60 1,078.91 |
1,898,636.40 16,109.82 |
106,260.90 1,345.00 |
106,838.10 881.93 |
| 1MB |
98% |
259,867.10 2,171.51 |
262,817.50 1,743.29 |
244,743.90 6,371.23 |
948,460.10 11,189.61 |
260,159.60 3,557.95 |
262,224.60 1,813.98 |
| 1MB |
75% |
187,433.40 1,856.82 |
184,701.80 627.72 |
172,725.30 1,993.52 |
1,152,105.60 66,477.97 |
184,268.60 2,404.70 |
183,369.10 2,509.96 |
| 1MB |
50% |
128,515.40 536.45 |
127,350.30 417.34 |
122,132.30 571.78 |
1,239,838.00 166,747.94 |
127,065.50 564.13 |
127,008.10 304.20 |
| 1MB |
25% |
104,665.20 1,219.83 |
104,043.70 1,157.85 |
98,905.00 832.65 |
1,241,770.70 196,580.53 |
103,990.00 649.17 |
103,795.30 521.03 |
| 1MB |
2% |
97,113.50 714.89 |
95,722.80 566.02 |
92,947.20 398.16 |
1,145,650.00 158,578.20 |
97,433.20 471.03 |
95,591.70 607.85 |
| 1MB |
RANDOM |
106,706.70 5,860.89 |
107,277.80 1,526.75 |
101,696.30 1,279.05 |
1,601,712.00 15,356.99 |
105,597.50 6,142.30 |
106,692.40 2,516.45 |
| 4MB |
98% |
259,636.00 2,728.74 |
264,365.50 269.71 |
261,707.50 2,117.05 |
489,360.30 8,104.71 |
260,444.30 978.48 |
263,937.70 254.59 |
| 4MB |
75% |
177,126.90 558.60 |
175,735.40 532.16 |
171,298.10 2,834.48 |
639,128.90 17,652.64 |
175,828.80 1,253.80 |
175,616.20 451.10 |
| 4MB |
50% |
128,393.70 600.43 |
126,700.10 370.99 |
123,144.50 322.77 |
712,719.60 36,587.07 |
127,829.80 271.55 |
126,814.40 300.05 |
| 4MB |
25% |
103,811.10 2,094.21 |
103,409.40 1,890.50 |
99,495.40 2,135.02 |
785,890.90 15,605.82 |
103,411.90 1,764.79 |
103,116.30 2,046.89 |
| 4MB |
2% |
97,854.40 518.36 |
96,097.20 533.78 |
94,784.10 401.31 |
749,340.20 47,241.34 |
97,312.00 252.30 |
95,834.60 644.65 |
| 4MB |
RANDOM |
107,027.40 6,977.03 |
107,037.60 1,086.59 |
103,921.80 1,006.83 |
1,191,049.70 27,448.34 |
104,879.00 5,549.36 |
107,038.60 1,091.93 |
| 8MB |
98% |
201,489.20 12,229.54 |
197,260.70 3,970.43 |
196,540.40 3,622.31 |
409,745.50 3,922.39 |
183,740.30 2,273.47 |
174,528.60 3,744.94 |
| 8MB |
75% |
177,619.40 778.84 |
176,656.80 326.39 |
172,606.90 1,587.07 |
563,063.20 6,499.36 |
174,758.20 2,995.96 |
176,358.80 388.51 |
| 8MB |
50% |
127,852.10 958.25 |
124,798.20 293.28 |
124,091.80 286.48 |
628,919.00 9,863.72 |
127,133.10 218.17 |
125,422.00 270.45 |
| 8MB |
25% |
104,450.20 741.11 |
103,409.10 322.82 |
101,945.90 368.59 |
650,361.90 13,306.57 |
104,348.00 399.69 |
103,351.00 496.14 |
| 8MB |
2% |
98,210.40 361.46 |
96,794.00 261.64 |
95,664.20 499.35 |
643,606.90 13,846.12 |
97,900.80 420.16 |
95,982.70 678.45 |
| 8MB |
RANDOM |
108,885.40 540.22 |
106,895.80 852.02 |
104,700.00 1,095.61 |
967,027.90 11,032.24 |
107,289.60 1,324.91 |
106,844.40 474.47 |
| 16MB |
98% |
187,376.40 6,958.66 |
195,595.00 7,832.15 |
194,275.40 7,946.40 |
407,065.80 2,177.07 |
194,850.80 8,216.42 |
197,457.20 894.33 |
| 16MB |
75% |
174,982.30 549.90 |
173,841.10 595.57 |
171,068.50 2,112.54 |
525,880.80 7,080.74 |
172,859.80 2,742.31 |
173,994.30 1,215.34 |
| 16MB |
50% |
124,351.20 347.16 |
122,095.40 478.86 |
122,003.30 335.14 |
632,384.30 9,178.37 |
124,090.10 281.70 |
122,070.20 275.40 |
| 16MB |
25% |
105,463.50 374.16 |
103,521.40 316.18 |
102,265.70 204.63 |
646,364.00 7,962.89 |
104,760.30 281.87 |
103,353.20 429.38 |
| 16MB |
2% |
98,061.10 568.82 |
96,510.70 502.18 |
95,636.40 291.37 |
647,510.20 5,972.83 |
97,745.10 748.70 |
95,864.40 808.44 |
| 16MB |
RANDOM |
108,415.80 529.55 |
106,792.10 414.62 |
104,584.60 976.30 |
959,017.10 10,800.81 |
107,223.20 1,188.33 |
106,456.40 375.75 |
Table 2 – IOzone Write Performance Results with Record Lengths of 64KB, 1MB, 4MB, 8MB, 16MB, a File Size of 16GB, for data compression levels of 98%, 75%, 50%, 25%, 2% and Random, for the Intel SSD
| Record Size |
Compression Level |
Write KB/s |
Re-write (KB/s) |
Random write (KB/s) |
Record re-write (KB/s) |
fwrite (KB/s) |
frewrite (KB/s) |
| 64KB |
98% |
214,180.10 1,260.08 |
213,058.30 228.73 |
185,001.00 14,639.92 |
1,187,815.40 19,164.83 |
216,329.30 765.49 |
213,096.20 218.00 |
| 64KB |
75% |
214,130.80 1,262.27 |
212,816.40 238.24 |
184,186.90 13,561.59 |
1,724,914.00 7,379.88 |
215,663.30 1,008.68 |
212,623.20 207.06 |
| 64KB |
50% |
214,181.30 1,314.85 |
213,081.10 245.04 |
184,767.70 13,696.31 |
1,975,675.60 37,671.70 |
215,935.90 1,015.78 |
212,962.70 177.59 |
| 64KB |
25% |
214,329.40 1,281.34 |
213,136.90 372.91 |
186,128.50 13,633.13 |
2,110,232.80 19,163.98 |
216,195.60 691.69 |
212,887.30 286.42 |
| 64KB |
2% |
214,591.30 1,134.03 |
213,293.00 280.55 |
185,726.80 13,959.12 |
2,025,399.10 47,803.44 |
216,052.90 692.63 |
213,064.60 294.63 |
| 64KB |
RANDOM |
214,219.90 1,167.20 |
213,090.10 233.25 |
186,152.50 13,517.56 |
1,909,552.30 30,831.40 |
216,137.20 1,059.55 |
213,083.70 234.72 |
| 1MB |
98% |
210,486.80 2,898.01 |
213,718.80 349.42 |
153,399.50 22,797.27 |
947,666.50 7,002.42 |
214,702.80 411.12 |
213,429.10 268.29 |
| 1MB |
75% |
210,054.90 2,677.93 |
213,072.60 215.18 |
157,664.90 28,496.63 |
1,103,144.50 19,226.83 |
214,147.50 457.20 |
212,681.10 181.59 |
| 1MB |
50% |
209,692.90 2,708.45 |
213,366.00 382.02 |
161,561.10 29,057.67 |
1,130,421.70 10,065.30 |
214,576.00 671.94 |
213,019.60 298.98 |
| 1MB |
25% |
209,240.60 2,422.70 |
213,285.10 350.42 |
160,743.00 29,061.84 |
1,124,619.90 57,136.22 |
214,786.10 745.59 |
213,092.20 313.15 |
| 1MB |
2% |
210,951.50 2,613.68 |
213,604.00 300.60 |
160,740.50 29,129.58 |
1,076,415.90 58,017.87 |
214,686.00 596.52 |
213,417.40 273.52 |
| 1MB |
RANDOM |
211,631.50 2,662.92 |
214,028.50 116.09 |
160,335.00 29,577.22 |
1,596,107.40 19,627.02 |
215,474.20 526.80 |
213,833.40 244.72 |
| 4MB |
98% |
211,034.10 630.03 |
212,394.60 252.43 |
212,982.80 1,393.45 |
482,571.50 15,031.09 |
213,990.00 2,519.59 |
212,015.60 215.83 |
| 4MB |
75% |
211,067.60 894.88 |
212,039.40 159.06 |
212,680.60 1,227.67 |
640,720.80 16,808.26 |
215,098.30 755.75 |
211,818.00 248.05 |
| 4MB |
50% |
211,379.60 239.10 |
212,731.30 320.66 |
212,782.20 1,197.76 |
725,244.60 18,221.90 |
214,861.90 914.77 |
212,129.70 204.23 |
| 4MB |
25% |
211,739.50 712.79 |
212,631.00 231.85 |
213,502.40 980.15 |
764,098.70 35,387.27 |
215,007.70 1,097.42 |
212,202.60 321.04 |
| 4MB |
2% |
212,043.80 617.14 |
213,134.00 328.27 |
213,304.30 787.76 |
767,416.70 30,540.53 |
215,523.70 1,023.72 |
212,563.10 235.63 |
| 4MB |
RANDOM |
212,853.10 776.07 |
213,891.60 260.34 |
214,549.70 919.84 |
1,183,508.10 33,207.12 |
216,658.10 1,106.41 |
213,493.80 271.09 |
| 8MB |
98% |
212,767.70 2,158.88 |
210,307.10 1,793.39 |
182,527.90 18,163.77 |
408,508.10 2,676.75 |
212,121.00 351.48 |
211,276.60 222.02 |
| 8MB |
75% |
213,630.00 1,900.99 |
210,915.60 1,507.92 |
182,034.50 15,814.60 |
565,240.50 10,112.94 |
213,120.60 356.10 |
211,529.30 228.04 |
| 8MB |
50% |
213,358.10 2,759.36 |
211,687.90 1,708.49 |
183,229.50 18,253.25 |
633,756.20 12,231.17 |
213,867.60 327.32 |
212,146.70 230.23 |
| 8MB |
25% |
213,414.00 1,827.69 |
211,645.20 1,082.55 |
183,923.10 17,887.93 |
655,681.20 10,479.82 |
213,861.50 274.15 |
212,271.40 141.76 |
| 8MB |
2% |
213,951.00 1,777.10 |
211,870.40 1,019.55 |
183,335.80 17,675.88 |
648,103.90 8,248.12 |
213,735.60 344.53 |
212,152.00 281.98 |
| 8MB |
RANDOM |
215,290.80 2,074.64 |
213,059.30 1,230.55 |
184,840.10 18,377.91 |
964,418.80 15,242.56 |
215,042.10 573.78 |
213,375.30 230.22 |
| 16MB |
98% |
209,750.80 459.43 |
211,605.50 235.15 |
207,658.80 2,305.60 |
404,851.00 3,140.45 |
212,572.50 591.55 |
210,994.50 1,341.56 |
| 16MB |
75% |
209,925.10 438.93 |
211,328.50 204.37 |
209,113.30 1,251.86 |
523,440.10 4,035.86 |
212,851.10 214.61 |
210,602.80 1,549.94 |
| 16MB |
50% |
210,713.00 254.81 |
212,474.00 232.39 |
210,590.00 824.45 |
629,740.20 6,040.03 |
213,861.10 355.70 |
212,219.40 129.68 |
| 16MB |
25% |
210,962.40 433.32 |
212,308.50 278.55 |
209,895.20 1,497.10 |
647,782.50 7,070.84 |
213,874.20 343.27 |
211,419.30 1,567.68 |
| 16MB |
2% |
210,796.10 267.79 |
212,244.30 219.92 |
210,807.90 824.81 |
647,034.90 7,337.53 |
213,980.60 443.45 |
211,836.40 1,277.40 |
| 16MB |
RANDOM |
212,212.90 634.46 |
213,490.40 261.70 |
211,943.20 523.98 |
961,437.80 12,323.92 |
215,379.70 308.45 |
213,184.10 1,192.06 |
Table 3 – IOzone Read Performance Results with Record Lengths of 64KB, 1MB, 4MB, 8MB, 16MB, a File Size of 16GB, for data compression levels of 98%, 75%, 50%, 25%, 2% and Random, for the SandForce SSD
| Record Size |
Compression Level |
Read KB/s |
Re-read (KB/s) |
Random read (KB/s) |
Backwards Read (KB/s) |
Strided Read (KB/s) |
fread (KB/s) |
freread (KB/s) |
| 64KB |
98% |
237,017.80 220.10 |
237,329.80 479.60 |
140,353.20 577.37 |
178,170.90 805.74 |
241,270.00 710.14 |
238,962.50 357.49 |
239,313.90 302.57 |
| 64KB |
75% |
220,579.10 385.50 |
224,553.60 2,174.48 |
141,367.30 384.93 |
171,833.20 12,878.63 |
241,551.00 415.73 |
220,757.30 183.09 |
227,526.70 3,083.54 |
| 64KB |
50% |
209,392.00 267.83 |
216,253.90 2,677.83 |
134,109.10 267.62 |
166,194.30 8,757.22 |
226,955.40 393.99 |
207,167.00 266.32 |
213,043.30 2,327.43 |
| 64KB |
25% |
197,719.50 393.21 |
202,498.90 2,747.32 |
127,528.30 324.90 |
154,129.10 8,583.53 |
215,477.70 261.35 |
197,194.70 617.57 |
202,775.50 1,957.56 |
| 64KB |
2% |
193,680.40 3,143.72 |
195,011.90 1,356.43 |
122,863.40 212.71 |
147,971.90 8,228.12 |
209,425.50 398.47 |
193,856.00 1,740.51 |
197,807.60 1,342.22 |
| 64KB |
RANDOM |
199,802.30 2,690.12 |
203,424.40 2,164.99 |
124,667.90 197.50 |
149,556.30 9,589.81 |
211,897.70 548.91 |
199,172.30 255.54 |
204,046.80 1,990.98 |
| 1MB |
98% |
225,305.40 283.13 |
225,667.40 233.51 |
223,668.40 218.00 |
232,015.00 6,192.70 |
264,430.40 5,914.27 |
228,108.20 314.12 |
228,383.50 379.56 |
| 64KB |
75% |
218,013.00 314.65 |
221,089.50 2,116.99 |
219,175.80 210.72 |
232,715.60 6,628.31 |
261,964.10 392.21 |
217,987.60 238.64 |
219,422.80 659.07 |
| 64KB |
50% |
201,998.30 424.63 |
206,083.00 2,549.03 |
210,945.20 389.44 |
228,791.10 7,758.11 |
248,220.90 978.86 |
203,992.90 392.78 |
210,033.70 2,289.53 |
| 64KB |
25% |
195,904.70 461.43 |
202,308.70 2,461.13 |
207,000.30 166.38 |
230,100.10 7,840.96 |
244,800.80 567.16 |
196,646.50 301.13 |
200,269.90 2,420.30 |
| 64KB |
2% |
191,991.90 343.68 |
194,613.60 1,439.24 |
202,468.70 314.51 |
218,469.80 9,212.95 |
236,463.90 6,478.07 |
193,270.60 65.82 |
196,985.20 2,002.70 |
| 64KB |
RANDOM |
200,169.80 210.24 |
205,365.90 3,102.93 |
205,865.20 327.88 |
216,911.20 9,890.33 |
243,196.70 396.38 |
201,495.80 1,862.35 |
204,289.60 2,178.79 |
| 4MB |
98% |
185,799.20 423.91 |
186,003.20 361.39 |
196,870.50 429.48 |
212,707.60 551.01 |
220,705.40 349.02 |
187,464.20 442.95 |
187,539.90 400.72 |
| 64KB |
75% |
199,391.60 481.74 |
200,179.50 868.88 |
214,184.30 423.83 |
235,635.10 343.24 |
245,887.10 523.32 |
200,433.10 277.28 |
202,730.80 1,377.94 |
| 64KB |
50% |
200,175.80 459.95 |
206,240.60 1,976.66 |
216,113.40 394.19 |
237,721.20 357.59 |
250,362.10 372.87 |
200,846.10 383.22 |
206,416.50 1,603.72 |
| 64KB |
25% |
193,088.10 6,596.15 |
196,515.30 5,649.82 |
211,758.20 7,109.22 |
234,734.80 9,416.57 |
243,010.00 9,708.83 |
193,245.50 6,177.51 |
196,797.10 3,874.02 |
| 64KB |
2% |
191,830.20 1,758.21 |
194,658.60 1,783.40 |
210,661.20 305.67 |
234,742.40 351.94 |
243,068.80 270.37 |
192,249.70 171.66 |
196,327.50 2,192.34 |
| 64KB |
RANDOM |
194,987.30 708.10 |
198,288.20 1,915.98 |
211,817.60 732.48 |
230,767.80 808.75 |
243,390.30 333.70 |
195,335.60 1,325.26 |
200,977.70 1,738.44 |
| 8MB |
98% |
160,866.10 520.14 |
161,000.70 417.90 |
171,786.30 304.68 |
183,403.80 535.14 |
188,468.50 413.47 |
161,329.20 377.99 |
161,882.50 800.58 |
| 64KB |
75% |
188,305.60 345.48 |
189,453.70 855.69 |
206,281.30 560.09 |
222,249.40 549.12 |
229,084.90 572.07 |
189,294.60 204.90 |
189,769.60 434.60 |
| 64KB |
50% |
193,086.90 333.32 |
196,348.20 1,547.30 |
213,035.20 393.54 |
231,573.20 695.19 |
239,764.00 325.63 |
193,815.90 219.56 |
196,757.30 1,482.88 |
| 64KB |
25% |
193,426.90 293.88 |
195,430.80 727.64 |
215,124.90 496.17 |
235,967.20 748.93 |
243,390.90 238.58 |
193,895.70 236.87 |
196,671.20 1,974.99 |
| 64KB |
2% |
191,435.30 504.29 |
196,460.60 2,893.69 |
213,129.20 697.81 |
234,906.50 1,113.44 |
241,374.50 626.20 |
192,102.20 301.99 |
195,679.20 1,853.89 |
| 64KB |
RANDOM |
189,343.10 320.25 |
194,229.90 2,124.30 |
209,851.30 369.28 |
227,181.50 1,159.10 |
235,305.30 519.39 |
189,577.50 949.88 |
193,302.30 1,935.62 |
| 16MB |
98% |
159,808.40 339.51 |
160,472.20 1,063.99 |
173,767.70 1,012.49 |
183,805.00 963.68 |
187,585.80 979.71 |
160,328.00 400.17 |
161,214.00 633.01 |
| 64KB |
75% |
182,348.10 420.55 |
182,805.40 479.72 |
201,150.20 533.41 |
214,573.70 846.35 |
220,466.90 867.24 |
183,383.10 420.81 |
184,213.50 708.07 |
| 64KB |
50% |
191,471.70 233.81 |
193,507.50 915.14 |
215,259.20 750.50 |
231,099.70 695.34 |
238,846.20 1,167.24 |
192,547.10 276.09 |
194,873.40 1,422.80 |
| 64KB |
25% |
192,240.00 179.32 |
194,727.50 1,965.98 |
217,643.00 702.68 |
235,200.70 941.89 |
243,770.50 1,310.46 |
193,304.50 285.22 |
197,278.70 2,005.39 |
| 64KB |
2% |
191,272.80 307.70 |
195,085.40 1,779.85 |
216,352.30 890.78 |
234,983.00 1,165.65 |
241,631.10 909.58 |
192,134.80 212.47 |
195,671.60 1,433.44 |
| 64KB |
RANDOM |
186,732.90 182.70 |
189,410.60 1,613.33 |
209,740.00 899.41 |
224,189.40 1,869.92 |
232,274.70 1,330.71 |
187,123.30 941.62 |
190,450.70 1,876.05 |
Table 4 – IOzone Read Performance Results with Record Lengths of 64KB, 1MB, 4MB, 8MB, 16MB, a File Size of 16GB, for data compression levels of 98%, 75%, 50%, 25%, 2% and Random, for the Intel SSD
| Record Size |
Compression Level |
Read KB/s |
Re-read (KB/s) |
Random read (KB/s) |
Backwards Read (KB/s) |
Strided Read (KB/s) |
fread (KB/s) |
freread (KB/s) |
| 64KB |
98% |
251,938.70 210.16 |
252,147.60 196.49 |
133,569.80 210.91 |
162,370.20 496.83 |
220,218.00 529.43 |
251,965.80 186.43 |
252,142.50 149.05 |
| 64KB |
75% |
252,109.70 169.58 |
252,295.60 113.15 |
139,162.20 167.28 |
171,265.40 260.85 |
230,505.90 492.82 |
252,110.40 166.99 |
252,240.80 205.14 |
| 64KB |
50% |
252,037.50 227.54 |
252,179.40 222.65 |
141,856.40 89.29 |
175,634.40 210.77 |
235,102.90 513.82 |
252,092.90 161.39 |
252,202.60 125.20 |
| 64KB |
25% |
252,033.90 227.63 |
252,310.10 146.03 |
143,120.20 143.67 |
177,766.70 248.42 |
237,700.60 406.79 |
252,067.20 128.65 |
252,191.30 88.91 |
| 64KB |
2% |
252,097.60 131.40 |
252,177.90 162.96 |
143,606.40 70.23 |
178,390.10 258.69 |
238,350.90 406.28 |
252,079.60 171.50 |
252,155.50 170.60 |
| 64KB |
RANDOM |
252,158.60 163.15 |
252,221.50 152.79 |
138,861.90 88.09 |
169,799.60 180.86 |
231,210.70 731.41 |
252,119.80 126.10 |
252,173.10 144.13 |
| 1MB |
98% |
236,031.70 517.77 |
236,197.70 465.86 |
183,975.30 349.30 |
195,244.80 462.80 |
226,130.60 371.78 |
236,193.60 170.70 |
236,404.30 234.76 |
| 1MB |
75% |
252,002.40 217.76 |
252,016.50 319.89 |
193,200.10 227.45 |
209,849.40 309.91 |
236,410.40 276.37 |
252,038.70 154.30 |
252,112.00 232.72 |
| 1MB |
50% |
252,188.10 250.75 |
252,275.60 174.75 |
197,004.90 159.05 |
219,952.70 308.77 |
238,155.40 142.65 |
252,275.90 120.15 |
252,323.20 214.19 |
| 1MB |
25% |
252,247.90 264.85 |
252,276.70 208.58 |
198,103.30 162.03 |
223,134.90 315.00 |
240,869.50 289.23 |
252,371.40 177.87 |
252,411.40 147.61 |
| 1MB |
2% |
252,361.80 113.04 |
252,483.70 186.21 |
198,222.80 82.51 |
223,596.70 304.82 |
241,563.20 343.38 |
252,331.20 288.54 |
252,337.90 191.45 |
| 1MB |
RANDOM |
252,233.20 230.54 |
252,425.20 229.55 |
194,828.00 106.51 |
214,142.20 423.93 |
235,561.80 215.22 |
252,168.00 238.70 |
252,430.20 127.01 |
| 4MB |
98% |
194,126.00 337.53 |
194,349.00 357.63 |
192,783.20 400.37 |
206,497.80 583.67 |
217,381.30 489.78 |
194,141.80 232.28 |
194,312.50 332.10 |
| 4MB |
75% |
231,254.30 312.95 |
231,506.40 399.98 |
229,262.00 582.90 |
248,911.50 528.57 |
264,408.50 644.61 |
231,188.20 406.29 |
231,366.40 282.89 |
| 4MB |
50% |
249,555.70 211.18 |
249,675.90 200.19 |
247,646.80 162.21 |
271,313.80 414.69 |
288,984.40 279.80 |
249,408.60 281.54 |
249,639.40 184.02 |
| 4MB |
25% |
252,058.10 206.86 |
252,041.00 200.04 |
251,325.70 269.81 |
279,713.80 261.35 |
291,291.70 192.97 |
252,046.80 147.49 |
252,055.10 145.67 |
| 4MB |
2% |
252,103.20 232.40 |
252,246.70 134.94 |
251,961.40 216.01 |
281,061.40 244.70 |
292,600.80 261.08 |
251,939.80 129.72 |
252,251.40 211.59 |
| 4MB |
RANDOM |
242,898.00 138.60 |
242,831.90 186.57 |
241,463.50 220.39 |
263,585.20 252.48 |
280,559.20 264.17 |
242,701.30 226.26 |
242,877.70 189.10 |
| 8MB |
98% |
176,235.20 388.27 |
176,179.90 430.10 |
181,696.70 406.53 |
192,503.20 486.48 |
198,440.30 180.99 |
176,102.80 235.54 |
176,157.30 238.79 |
| 8MB |
75% |
215,550.80 185.86 |
215,590.20 359.96 |
223,812.70 337.65 |
240,815.90 336.41 |
250,380.10 424.63 |
215,456.70 215.98 |
215,601.90 161.32 |
| 8MB |
50% |
239,332.00 206.25 |
239,326.90 215.88 |
249,876.90 256.97 |
271,162.00 260.24 |
283,015.80 249.75 |
239,210.00 261.03 |
239,061.00 254.23 |
| 8MB |
25% |
251,576.90 144.95 |
251,590.70 173.70 |
262,731.50 144.06 |
286,613.10 238.66 |
298,982.10 210.00 |
251,545.80 144.37 |
251,493.00 154.20 |
| 8MB |
2% |
252,018.30 192.04 |
252,004.80 250.56 |
264,311.50 303.90 |
290,446.10 226.06 |
299,941.80 221.53 |
252,179.80 188.62 |
251,962.70 195.14 |
| 8MB |
RANDOM |
236,511.10 209.71 |
236,611.20 129.04 |
246,637.10 267.44 |
267,329.70 356.92 |
278,853.00 318.45 |
236,346.20 289.11 |
236,388.00 162.01 |
| 16MB |
98% |
174,985.70 250.96 |
175,165.00 196.82 |
184,350.80 156.10 |
194,780.10 328.22 |
198,734.90 244.15 |
175,283.20 311.05 |
175,315.70 319.16 |
| 16MB |
75% |
207,911.70 153.57 |
207,957.60 116.53 |
220,812.60 172.21 |
235,606.30 363.31 |
241,714.60 232.74 |
207,873.10 113.63 |
207,890.10 143.30 |
| 16MB |
50% |
237,437.90 110.94 |
237,317.50 211.53 |
254,863.90 232.73 |
274,976.30 352.70 |
283,275.90 327.95 |
237,292.60 282.52 |
237,370.80 229.33 |
| 16MB |
25% |
249,892.80 160.82 |
249,974.30 142.28 |
269,431.40 190.42 |
291,975.20 563.57 |
300,989.90 224.99 |
249,880.80 182.44 |
249,779.10 145.30 |
| 16MB |
2% |
252,130.50 194.21 |
251,989.60 169.38 |
272,262.40 192.45 |
296,332.90 520.48 |
303,781.10 334.93 |
252,125.50 125.53 |
252,008.70 223.90 |
| 16MB |
RANDOM |
233,174.70 215.52 |
233,091.70 255.29 |
249,922.30 207.52 |
269,260.20 329.24 |
276,761.90 347.32 |
233,148.60 138.37 |
233,126.60 148.07 |
Jeff Layton is an Enterprise Technologist for HPC at Dell. He can be found lounging around at a nearby Frys enjoying the coffee and waiting for sales (but never during working hours).
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Comments on "SandForce 1222 SSD Testing, Part 3: Detailed Throughput Analysis"
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