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 | SC18 | Exascaler-on-GCP | Google Cloud | Lustre | 60 | 480 | 39.12 | 14.31 | 106.91 | - | |
| 102 | ISC21 | Google Cloud | DDN | Lustre | 1,000 | 5,000 | 569.99 | 282.78 | 1,148.90 | - | |
| 103 | SC19 | Google Cloud | EXA5-GCP-PD-SSD | Google Cloud | Lustre | 200 | 1,600 | 67.78 | 26.93 | 170.61 | - |
| 104 | SC19 | Google Cloud | EXA5-GCP-PD-STD | Google Cloud | Lustre | 200 | 1,600 | 52.96 | 17.31 | 162.06 | - |
| 105 | SC18 | Google and DDN | Lustre on GCP | Lustre | 10 | 80 | 12.82 | 4.30 | 38.23 | - | |
| 106 | SC21 | HHMIJRC | Janelia Compute Cluster | Vast Data | Vast | 80 | 2,880 | 21.72 | 14.11 | 33.42 | - |
| 107 | ISC19 | Hewlett Packard Enterprise | GTO | Hewlett Packard Enterprise | HPE XFS | 10 | 200 | 26.21 | 19.57 | 35.11 | - |
| 108 | ISC21 | Howard Hughes Medical Institute Janelia Research Campus | Janelia | Weka.io | Weka.io | 10 | 300 | 62.68 | 18.17 | 216.22 | - |
| 109 | ISC21 | Howard Hughes Medical Institute Janelia Research Campus | Vast | nrsv | 10 | 300 | 15.50 | 7.54 | 31.84 | - | |
| 110 | SC21 | Huawei Cloud | PDSL | Flashfs | 15 | 1,560 | 2,016.70 | 109.82 | 37,034.00 | - | |
| 111 | SC21 | Huawei HPDA Lab | Athena | Huawei | OceanFS | 10 | 1,720 | 2,395.03 | 314.56 | 18,235.71 | - |
| 112 | ISC18 | IBM | Sonasad | IBM | Spectrum Scale | 10 | 10 | 24.24 | 4.57 | 128.61 | - |
| 113 | SC21 | IBM Tucson | Arches 2021B | IBM | SpectrumScale | 10 | 200 | 68.83 | 33.02 | 143.46 | - |
| 114 | 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 | |
| 115 | ISC22 | IBM Tuscon | Arches | IBM | Spectrum Scale | 10 | 200 | 110.07 | 62.59 | 193.59 | - |
| 116 | SC21 | IBMDL | Sandbox | IBM | SpectrumScale | 10 | 0 | 3.17 | 0.61 | 16.57 | - |
| 117 | SC19 | IST Austria | IST Austria HPC | Homemade@IST | BeeGFS | 4 | 80 | 8.41 | 1.77 | 39.98 | - |
| 118 | SC19 | IST Austria | IST Austria HPC | Homemade@IST | BeeGFS | 10 | 100 | 6.63 | 1.39 | 31.62 | - |
| 119 | ISC23 | Imperial College London | Imperial - hx cluster | Lenovo | Spectrum scale | 32 | 512 | 119.56 | 44.63 | 320.31 | |
| 120 | ISC19 | Inspur | Inspur | BeeGFS | 10 | 400 | 20.17 | 8.61 | 47.26 | - | |
| 121 | ISC19 | Inspur | TStor3000 | Inspur | BeeGFS | 10 | 400 | 14.67 | 4.48 | 48.06 | - |
| 122 | ISC21 | Intel | Endeavour | Intel | DAOS | 10 | 1,440 | 1,859.56 | 398.77 | 8,671.65 | - |
| 123 | ISC20 | Intel | Wolf | Intel | DAOS | 52 | 1,664 | 1,792.98 | 371.67 | 8,649.57 | - |
| 124 | ISC20 | Intel | Wolf | Intel | DAOS | 52 | 1,664 | 1,614.02 | 368.44 | 7,070.51 | - |
| 125 | SC19 | Intel | Wolf | Intel | DAOS | 26 | 728 | 933.64 | 183.36 | 4,753.79 | - |
| 126 | ISC20 | Intel | Wolf | Intel | DAOS | 10 | 420 | 758.71 | 164.77 | 3,493.56 | - |
| 127 | ISC20 | Intel | Wolf | Intel | DAOS | 10 | 420 | 736.33 | 163.19 | 3,322.40 | - |
| 128 | SC19 | Intel | Wolf | Intel | DAOS | 10 | 310 | 516.41 | 123.89 | 2,152.46 | - |
| 129 | ISC23 | Intel | Borealis | Intel | DAOS | 10 | 1,040 | 431.43 | 125.21 | 1,486.53 | |
| 130 | SC20 | Intel | Endeavour | Intel | DAOS | 10 | 640 | 353.72 | 43.59 | 2,870.64 | - |
| 131 | ISC23 | Intel | Florence | Intel | DAOS | 10 | 1,120 | 211.34 | 31.00 | 1,440.73 | |
| 132 | ISC19 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 2,048 | 275.65 | 492.06 | 154.41 | - |
| 133 | SC20 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 4,096 | 253.57 | 697.20 | 92.22 | - |
| 134 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 512 | 4,096 | 175.85 | 348.95 | 88.62 | - |
| 135 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 16,384 | 168.09 | 581.43 | 48.60 | - |
| 136 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 512 | 4,096 | 146.33 | 341.29 | 62.74 | - |
| 137 | ISC18 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 16,384 | 137.78 | 560.10 | 33.89 | - |
| 138 | ISC18 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 16,384 | 101.48 | 471.25 | 21.85 | - |
| 139 | SC18 | JCAHPC | Oakforest-PACS | DDN | Lustre | 256 | 8,192 | 44.24 | 21.42 | 91.40 | - |
| 140 | SC18 | JCAHPC | Oakforest-PACS | DDN | Lustre | 256 | 8,192 | 42.18 | 20.04 | 88.78 | - |
| 141 | ISC19 | JIHT RAS | Desmos | BeeGFS | 10 | 60 | 3.55 | 0.51 | 24.88 | - | |
| 142 | ISC19 | JIHT RAS | Fisher | BeeGFS | 10 | 320 | 3.19 | 0.51 | 20.03 | - | |
| 143 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 90.87 | 35.61 | 231.88 | - |
| 144 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 88.51 | 36.28 | 215.97 | - |
| 145 | ISC23 | JNIST and HUST PDSL | Cheeloo-1 with OceanStor Pacific | Huawei | OceanFS2 | 10 | 9,600 | 137,100.02 | 2,439.37 | 7,705,448.04 | |
| 146 | ISC18 | JSC | JURON | ThinkparQ | BeeGFS | 8 | 64 | 35.77 | 14.24 | 89.81 | - |
| 147 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 48 | 1,248 | 134.09 | 48.03 | 374.40 | - |
| 148 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 40 | 1,040 | 123.47 | 43.63 | 349.44 | - |
| 149 | ISC19 | Janelia Research Campus, HHMI | Weka | WekaIO | 10 | 3,200 | 66.43 | 27.74 | 159.12 | - | |
| 150 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 320 | 57.99 | 20.80 | 161.71 | - |
| 151 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | wekaio | 18 | 1,368 | 48.75 | 26.22 | 90.62 | - |
| 152 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 1,440 | 36.55 | 18.58 | 71.90 | - |
| 153 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 31.39 | 12.34 | 79.83 | - |
| 154 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 30.83 | 13.35 | 71.22 | - |
| 155 | SC19 | Janelia Research Campus, HHMI | sharedscratch | WekaIO | Parallel Filesystem | 10 | 480 | 25.86 | 7.75 | 86.29 | - |
| 156 | SC19 | Janelia Research Campus, HHMI | sharedscratch | WekaIO | Parallel Filesystem | 10 | 480 | 25.46 | 7.65 | 84.69 | - |
| 157 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 400 | 24.70 | 16.32 | 37.37 | - |
| 158 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 24.19 | 11.85 | 49.39 | - |
| 159 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 21.32 | 11.27 | 40.32 | - |
| 160 | SC19 | Janelia Research Campus, HHMI | sharedscratch | WekaIO | Parallel Filesystem | 10 | 480 | 18.07 | 7.75 | 42.12 | - |
| 161 | ISC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 96 | 3,072 | 17.18 | 8.15 | 36.22 | - |
| 162 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 88 | 2,816 | 12.50 | 8.31 | 18.79 | - |
| 163 | ISC19 | Janelia Research Campus, HHMI | dm11 | Scale-out NAS | 96 | 960 | 12.45 | 3.22 | 48.16 | - | |
| 164 | ISC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 480 | 11.96 | 5.64 | 25.37 | - |
| 165 | SC20 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 260 | 10.64 | 7.44 | 15.22 | - |
| 166 | ISC20 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 620 | 9.87 | 6.36 | 15.32 | - |
| 167 | ISC19 | Janelia Research Campus, HHMI | dm11 | Scale-out NAS | 10 | 320 | 9.22 | 2.38 | 35.64 | - | |
| 168 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 480 | 8.45 | 6.16 | 11.60 | - |
| 169 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 820 | 8.01 | 6.31 | 10.17 | - |
| 170 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 480 | 7.77 | 5.39 | 11.18 | - |
| 171 | ISC20 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 620 | 7.27 | 5.96 | 8.86 | - |
| 172 | SC19 | Janelia Research Campus, HHMI | dm11 | #N/A | Scale-out NAS | 10 | 760 | 6.42 | 2.61 | 15.82 | - |
| 173 | ISC20 | Janelia Research Campus, HHMI | VastTest | Vast Data | Scale-out NAS | 10 | 620 | 6.20 | 3.51 | 10.95 | - |
| 174 | ISC19 | Janelia Research Campus, HHMI | nrs | Qumulo | Scale out NFS | 10 | 320 | 5.95 | 2.59 | 13.69 | - |
| 175 | ISC20 | Janelia Research Campus, HHMI | VastTest | Vast Data | Scale-out NAS | 10 | 620 | 5.68 | 3.67 | 8.80 | - |
| 176 | ISC19 | Janelia Research Campus, HHMI | qflash | Qumulo | Scale out NFS | 96 | 960 | 5.32 | 2.80 | 10.11 | - |
| 177 | ISC20 | Janelia Research Campus, HHMI | VastTest | Vast Data | Scale-out NAS | 10 | 620 | 4.98 | 3.56 | 6.96 | - |
| 178 | ISC19 | Janelia Research Campus, HHMI | qflash | Qumulo | Scale out NFS | 10 | 120 | 4.46 | 2.12 | 9.35 | - |
| 179 | SC19 | Janelia Research Campus, HHMI | nrs | Qumulo | Scale-out NAS | 10 | 760 | 4.19 | 2.88 | 6.11 | - |
| 180 | SC19 | Janelia Research Campus, HHMI | nearline4 | Qumulo | Scale-out NAS | 10 | 760 | 3.67 | 2.45 | 5.49 | - |
| 181 | ISC21 | Japan Agency for Marine-Earth Science and Technology | Earth Simulator | DDN | Lustre | 10 | 320 | 101.88 | 48.19 | 215.38 | - |
| 182 | SC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 240 | 167.64 | 22.97 | 1,223.59 | - |
| 183 | ISC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 160 | 96.46 | 11.61 | 801.60 | - |
| 184 | ISC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 160 | 92.91 | 10.96 | 787.71 | - |
| 185 | ISC18 | Joint Institute for Nuclear Research | Govorun | RSC | Lustre | 24 | 192 | 12.08 | 3.34 | 43.65 | - |
| 186 | ISC21 | Joint Institute of Nuclear Research | Govorun | RSC | DAOS | 10 | 160 | 132.07 | 20.19 | 863.69 | - |
| 187 | SC20 | Joint Supercomputer Center of the Russian Academy of Sciences | MVS10POP2 | RSC Group | Lustre | 54 | 864 | 125.50 | 45.31 | 347.61 | - |
| 188 | ISC18 | KAUST | ShaheenII | Cray | DataWarp | 1,024 | 8,192 | 77.37 | 496.81 | 12.05 | - |
| 189 | ISC18 | KAUST | ShaheenII | Cray | DataWarp | 300 | 2,400 | 70.90 | 151.53 | 33.17 | - |
| 190 | ISC18 | KAUST | ShaheenII | Cray | Lustre | 1,000 | 16,000 | 41.00 | 54.17 | 31.03 | - |
| 191 | SC18 | KAUST | Shaheen II | Cray | DataWarp | 10 | 80 | 13.99 | 14.45 | 13.53 | - |
| 192 | ISC20 | Korea Institute of Science and Technology Information (KISTI) | NURION | DDN | IME | 2,048 | 2,048 | 282.45 | 515.59 | 154.74 | - |
| 193 | SC18 | Korea Institute of Science and Technology Information (KISTI) | NURION | DDN | IME | 2,048 | 4,096 | 156.91 | 554.23 | 44.43 | - |
| 194 | SC18 | Korea Institute of Science and Technology Information (KISTI) | NURION | DDN | IME | 2,048 | 4,096 | 35.97 | 14.06 | 92.03 | - |
| 195 | ISC20 | LNCC | SDumont | Cay/HPE | Lustre | 10 | 240 | 3.06 | 2.32 | 4.02 | - |
| 196 | ISC23 | LRZ | SuperMUC-NG-Phase2 | Lenovo | DAOS | 24 | 2,688 | 2,111.06 | 433.05 | 10,291.12 | |
| 197 | ISC23 | LRZ | SuperMUC-NG-Phase2-10 | Lenovo | DAOS | 10 | 1,120 | 1,533.28 | 266.73 | 8,813.96 | |
| 198 | ISC23 | LRZ | SuperMUC-NG-Phase2-EC | Lenovo | DAOS | 24 | 2,688 | 1,386.41 | 336.35 | 5,714.63 | |
| 199 | ISC22 | LRZ | SuperMUC-NG Phase2 | Lenovo | DAOS | 20 | 1,280 | 1,371.30 | 321.75 | 5,844.40 | - |
| 200 | ISC22 | LRZ | SuperMUC-NG Phase2 | Lenovo | DAOS | 10 | 640 | 1,034.55 | 209.48 | 5,109.23 | - |