Submit your IO500 results for the upcoming SC'26 list, which will be presented at our BOF. See the Call for Submissions for details.
Historical ISC23 List
Ranking of all valid submissions ever received, including duplicate entries for the same storage system.
| # | Information | IO500 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| BoF | Institution | System | Storage Vendor | File System Type | Client Nodes | Total Client Proc. | Score | BW | MD | Repro. | |
| (GiB/s) | (kIOP/s) | ||||||||||
| 101 | ISC22 | Lenovo | Lenovo-Lenox3 | Lenovo | DAOS | 10 | 720 | 325.23 | 88.23 | 1,198.85 | - |
| 102 | SC22 | China Telecom Research Institute | CTPAI | CTCLOUD | DAOS | 10 | 250 | 212.29 | 31.40 | 1,435.19 | - |
| 103 | ISC23 | Intel | Florence | Intel | DAOS | 10 | 1,120 | 211.34 | 31.00 | 1,440.73 | |
| 104 | ISC22 | China Telecom Research Institute | CTPAI | CTCLOUD | DAOS | 10 | 200 | 187.84 | 25.29 | 1,395.01 | - |
| 105 | ISC21 | Joint Institute of Nuclear Research | Govorun | RSC | DAOS | 10 | 160 | 132.07 | 20.19 | 863.69 | - |
| 106 | ISC23 | Riken R-CCS | Riken-FX700 | Intel | DAOS | 10 | 480 | 126.10 | 21.39 | 743.47 | |
| 107 | ISC18 | KAUST | ShaheenII | Cray | DataWarp | 1,024 | 8,192 | 77.37 | 496.81 | 12.05 | - |
| 108 | ISC18 | KAUST | ShaheenII | Cray | DataWarp | 300 | 2,400 | 70.90 | 151.53 | 33.17 | - |
| 109 | SC18 | KAUST | Shaheen II | Cray | DataWarp | 10 | 80 | 13.99 | 14.45 | 13.53 | - |
| 110 | ISC23 | EuroHPC-CINECA | Leonardo | DDN | EXAScaler | 2,000 | 16,000 | 648.96 | 807.12 | 521.79 | |
| 111 | ISC23 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 1,280 | 240.85 | 51.46 | 1,127.22 | |
| 112 | SC22 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 160 | 217.91 | 51.84 | 915.93 | - |
| 113 | ISC22 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 0 | 183.34 | 48.27 | 696.43 | - |
| 114 | ISC23 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 320 | 142.03 | 33.43 | 603.39 | |
| 115 | SC22 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 160 | 133.81 | 32.90 | 544.24 | - |
| 116 | ISC22 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 320 | 107.04 | 31.10 | 368.48 | - |
| 117 | SC21 | Huawei Cloud | PDSL | Flashfs | 15 | 1,560 | 2,016.70 | 109.82 | 37,034.00 | - | |
| 118 | SC19 | Nanyang Technological University | Hadley | DDN | GPFS | 10 | 640 | 12.89 | 7.47 | 22.24 | - |
| 119 | SC18 | Queen Mary; University Of London | Apocrita | E8 | GPFS | 10 | 240 | 9.65 | 4.32 | 21.55 | - |
| 120 | SC18 | Queen Mary, University Of London | Apocrita | DDN | GPFS | 10 | 240 | 3.44 | 0.87 | 13.56 | - |
| 121 | SC18 | Nemours | nas6 | DDN | GPFS | 1 | 2 | 2.06 | 1.39 | 3.04 | - |
| 122 | SC18 | Nemours | nas6 | DDN | GPFS | 1 | 2 | 1.52 | 0.74 | 3.11 | - |
| 123 | SC18 | Sandia National Laboratories | Ghost | IBM | GPFS | 10 | 100 | 0.31 | 0.05 | 1.85 | - |
| 124 | ISC19 | DDN | 400NV | DDN | GRIDScaler | 10 | 30 | 59.49 | 13.55 | 261.21 | - |
| 125 | ISC19 | DDN | 400NV | DDN | GRIDScaler | 1 | 8 | 18.28 | 3.50 | 95.58 | - |
| 126 | SC20 | EPCC | NextGENIO | BSC & JGU | GekkoFS | 10 | 3,800 | 239.37 | 45.79 | 1,251.32 | - |
| 127 | SC20 | EPCC | NextGENIO | BSC & JGU | GekkoFS | 10 | 360 | 184.99 | 27.21 | 1,257.57 | - |
| 128 | SC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 240 | 167.64 | 22.97 | 1,223.59 | - |
| 129 | ISC20 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 280 | 152.30 | 24.83 | 934.12 | - |
| 130 | ISC20 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 280 | 149.92 | 24.91 | 902.12 | - |
| 131 | SC19 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 240 | 125.08 | 21.47 | 728.68 | - |
| 132 | ISC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 160 | 96.46 | 11.61 | 801.60 | - |
| 133 | ISC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 160 | 92.91 | 10.96 | 787.71 | - |
| 134 | SC20 | University of Tsukuba | Cygnus | OSS | Gfarm | 10 | 20 | 16.12 | 8.10 | 32.09 | - |
| 135 | ISC19 | Hewlett Packard Enterprise | GTO | Hewlett Packard Enterprise | HPE XFS | 10 | 200 | 26.21 | 19.57 | 35.11 | - |
| 136 | ISC23 | DSAL | HPStore | SITONHOLY | HPFS | 10 | 420 | 392.15 | 38.95 | 3,948.47 | |
| 137 | ISC23 | IBM Tuscon | Arches 2 Storage Scale 3500 BBs | IBM | IBM Storage Scale 5.1.7.1 with ESS 6.1.6.0 | 10 | 200 | 128.00 | 73.80 | 222.03 | |
| 138 | ISC20 | Korea Institute of Science and Technology Information (KISTI) | NURION | DDN | IME | 2,048 | 2,048 | 282.45 | 515.59 | 154.74 | - |
| 139 | ISC19 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 2,048 | 275.65 | 492.06 | 154.41 | - |
| 140 | SC20 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 4,096 | 253.57 | 697.20 | 92.22 | - |
| 141 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 512 | 4,096 | 175.85 | 348.95 | 88.62 | - |
| 142 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 16,384 | 168.09 | 581.43 | 48.60 | - |
| 143 | SC20 | DDN | DIME | DDN | IME | 10 | 110 | 161.53 | 101.60 | 256.78 | - |
| 144 | SC18 | Korea Institute of Science and Technology Information (KISTI) | NURION | DDN | IME | 2,048 | 4,096 | 156.91 | 554.23 | 44.43 | - |
| 145 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 512 | 4,096 | 146.33 | 341.29 | 62.74 | - |
| 146 | ISC18 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 16,384 | 137.78 | 560.10 | 33.89 | - |
| 147 | ISC20 | DDN | DIME | DDN | IME | 10 | 110 | 116.95 | 100.37 | 136.27 | - |
| 148 | ISC19 | DDN | IME140 | DDN | IME | 17 | 272 | 112.67 | 90.34 | 140.52 | - |
| 149 | SC20 | TACC | Frontera | DDN | IME | 10 | 280 | 109.91 | 176.23 | 68.55 | - |
| 150 | ISC19 | DDN Colorado | DDN IME140 | DDN | IME | 10 | 160 | 109.42 | 75.79 | 157.96 | - |
| 151 | ISC18 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 16,384 | 101.48 | 471.25 | 21.85 | - |
| 152 | ISC19 | DDN | IME140 | DDN | IME | 10 | 160 | 95.10 | 76.89 | 117.62 | - |
| 153 | SC19 | National Supercomputing Centre, Singapore | Aspire 1 | DDN | IME | 10 | 160 | 43.04 | 101.75 | 18.21 | - |
| 154 | SC18 | Korea Institute of Science and Technology Information (KISTI) | NURION | DDN | IME | 2,048 | 4,096 | 35.97 | 14.06 | 92.03 | - |
| 155 | SC20 | Forschungszentrum Juelich (FZJ) | JUWELS | HPEDDN | IME | 10 | 400 | 29.81 | 178.11 | 4.99 | - |
| 156 | SC20 | University of Reading | ThunderX2 | Local file system | 1 | 16 | 6.23 | 0.37 | 104.54 | - | |
| 157 | ISC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 512 | 8,192 | 620.69 | 162.05 | 2,377.44 | - |
| 158 | ISC21 | Google Cloud | DDN | Lustre | 1,000 | 5,000 | 569.99 | 282.78 | 1,148.90 | - | |
| 159 | SC19 | National Supercomputing Center in Changsha | Tianhe-2E | National University of Defense Technology | Lustre | 480 | 5,280 | 453.68 | 209.43 | 982.78 | - |
| 160 | ISC22 | University of Cambridge | Cumulus | Dell | Lustre | 10 | 1,280 | 316.73 | 119.92 | 836.54 | - |
| 161 | ISC21 | University of Florida | HiPerGator | DDN | Lustre | 140 | 4,480 | 269.59 | 181.37 | 400.73 | - |
| 162 | ISC22 | University of Cambridge | Cumulus | Dell | Lustre | 200 | 2,000 | 261.39 | 92.64 | 737.54 | - |
| 163 | SC19 | NVIDIA | DGX-2H SuperPOD | DDN | Lustre | 10 | 400 | 249.50 | 86.97 | 715.76 | - |
| 164 | SC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 128 | 2,048 | 229.45 | 131.25 | 401.13 | - |
| 165 | SC19 | CEA | Tera-1000 | DDN | Lustre | 128 | 4,096 | 210.26 | 81.01 | 545.74 | - |
| 166 | ISC21 | LuxProvide | MeluXina | DDN | Lustre | 512 | 12,288 | 194.12 | 112.06 | 336.25 | - |
| 167 | SC18 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 528 | 4,224 | 158.71 | 71.40 | 352.75 | - |
| 168 | ISC20 | DDN | AI400X | DDN | Lustre | 40 | 1,280 | 137.03 | 46.84 | 400.84 | - |
| 169 | ISC20 | DDN | AI400X | DDN | Lustre | 40 | 1,280 | 127.29 | 40.72 | 397.91 | - |
| 170 | SC20 | Joint Supercomputer Center of the Russian Academy of Sciences | MVS10POP2 | RSC Group | Lustre | 54 | 864 | 125.50 | 45.31 | 347.61 | - |
| 171 | ISC19 | DDN | AI400 | DDN | Lustre | 10 | 160 | 104.34 | 19.65 | 553.98 | - |
| 172 | ISC21 | Japan Agency for Marine-Earth Science and Technology | Earth Simulator | DDN | Lustre | 10 | 320 | 101.88 | 48.19 | 215.38 | - |
| 173 | ISC20 | CSIRO | bracewell | Dell/DDN | Lustre | 10 | 400 | 99.64 | 39.90 | 248.81 | - |
| 174 | ISC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 10 | 320 | 98.31 | 26.94 | 358.85 | - |
| 175 | ISC20 | CSIRO | bracewell | Dell/DDN | Lustre | 10 | 400 | 97.67 | 39.87 | 239.26 | - |
| 176 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 90.87 | 35.61 | 231.88 | - |
| 177 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 88.51 | 36.28 | 215.97 | - |
| 178 | ISC19 | DDN Japan | AI400 | DDN | Lustre | 10 | 160 | 74.10 | 12.22 | 449.28 | - |
| 179 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 69.92 | 21.01 | 232.70 | - |
| 180 | SC21 | CQ | Narval | Dell | Lustre | 640 | 640 | 68.31 | 32.74 | 142.53 | - |
| 181 | SC19 | Google Cloud | EXA5-GCP-PD-SSD | Google Cloud | Lustre | 200 | 1,600 | 67.78 | 26.93 | 170.61 | - |
| 182 | ISC20 | SPbPU | Polytechnic RSC Tornado | RSC Group | Lustre | 59 | 944 | 64.29 | 21.56 | 191.73 | - |
| 183 | ISC20 | SPbPU | Polytechnic RSC Tornado | RSC Group | Lustre | 59 | 944 | 64.11 | 21.00 | 195.66 | - |
| 184 | SC19 | DDN | AI400 | DDN | Lustre | 10 | 240 | 63.88 | 19.65 | 207.63 | - |
| 185 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 63.83 | 17.79 | 229.01 | - |
| 186 | SC22 | Mohamed bin Zayed University | CIAI | Q-Leap Networks GmbH / HPCME | Lustre | 16 | 256 | 62.40 | 22.22 | 175.23 | - |
| 187 | SC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 10 | 320 | 60.25 | 21.73 | 167.09 | - |
| 188 | SC19 | Google Cloud | EXA5-GCP-PD-STD | Google Cloud | Lustre | 200 | 1,600 | 52.96 | 17.31 | 162.06 | - |
| 189 | SC19 | National Supercomputing Center in Changsha | Tianhe-2E | National University of Defense Technology | Lustre | 10 | 160 | 52.58 | 35.06 | 78.86 | - |
| 190 | SC19 | National Supercomputing Center in Changsha | Tianhe-2E | National University of Defense Technology | Lustre | 10 | 160 | 50.08 | 32.71 | 76.67 | - |
| 191 | SC18 | Exascaler on GCP | Lustre | 120 | 960 | 47.23 | 23.06 | 96.74 | - | ||
| 192 | SC18 | JCAHPC | Oakforest-PACS | DDN | Lustre | 256 | 8,192 | 44.24 | 21.42 | 91.40 | - |
| 193 | SC18 | JCAHPC | Oakforest-PACS | DDN | Lustre | 256 | 8,192 | 42.18 | 20.04 | 88.78 | - |
| 194 | ISC18 | KAUST | ShaheenII | Cray | Lustre | 1,000 | 16,000 | 41.00 | 54.17 | 31.03 | - |
| 195 | ISC19 | National Computational Infrastructure Australia | Raijin | NetApp | Lustre | 15 | 180 | 40.92 | 12.89 | 129.89 | - |
| 196 | SC18 | Exascaler-on-GCP | Google Cloud | Lustre | 60 | 480 | 39.12 | 14.31 | 106.91 | - | |
| 197 | ISC19 | National Computational Infrastructure Australia | Raijin | NetApp | Lustre | 10 | 150 | 37.62 | 12.82 | 110.37 | - |
| 198 | ISC18 | DKRZ | Mistral | Seagate | Lustre | 100 | 1,000 | 32.15 | 22.77 | 45.39 | - |
| 199 | SC18 | DDN | Bancholab | DDN | Lustre | 10 | 240 | 31.50 | 6.33 | 156.69 | - |
| 200 | ISC18 | DKRZ | Mistral | Seagate | Lustre | 100 | 1,200 | 29.33 | 20.35 | 42.29 | - |