Submit your IO500 results for the upcoming SC'26 list, which will be presented at our BOF. See the Call for Submissions for details.
Full ISC23 List
Subset of the Historic list of submissions that satisfy the existing IO500 submission guidelines.
| # | Information | IO500 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| BoF | Institution | System | Storage Vendor | File System Type | Client Nodes | Total Client Proc. | Score | BW | MD | Repro. | |
| (GiB/s) | (kIOP/s) | ||||||||||
| 1 | ISC20 | Officinalis | Red Hat, Intel, QCT | CephFS | 8 | 256 | 66.88 | 28.58 | 156.48 | - | |
| 2 | ISC20 | Officinalis | Red Hat, Intel, QCT | CephFS | 8 | 256 | 59.42 | 28.44 | 124.13 | - | |
| 3 | ISC20 | Officinalis | Red Hat, Intel, QCT | CephFS | 8 | 256 | 56.28 | 27.67 | 114.50 | - | |
| 4 | ISC20 | Officinalis | Red Hat, Intel, QCT | CephFS | 8 | 256 | 53.44 | 28.10 | 101.63 | - | |
| 5 | ISC20 | Officinalis (1 Client) | Red Hat, Intel, QCT | CephFS | 1 | 112 | 27.43 | 8.81 | 85.48 | - | |
| 6 | ISC20 | Officinalis (1 Client) | Red Hat, Intel, QCT | CephFS | 1 | 112 | 21.24 | 7.87 | 57.32 | - | |
| 7 | SC22 | Argonne National Laboratory | Aurora Storage | Intel | DAOS | 260 | 27,040 | 20,694.50 | 6,048.69 | 70,802.51 | - |
| 8 | ISC20 | Argonne National Laboratory | Presque | Argonne National Laboratory | DAOS | 16 | 544 | 537.31 | 108.19 | 2,668.57 | - |
| 9 | ISC20 | Argonne National Laboratory | Presque | Argonne National Laboratory | DAOS | 16 | 544 | 483.52 | 102.54 | 2,280.05 | - |
| 10 | ISC20 | Argonne National Laboratory | Presque | Argonne National Laboratory | DAOS | 10 | 380 | 440.64 | 95.80 | 2,026.80 | - |
| 11 | ISC20 | Argonne National Laboratory | Presque | Argonne National Laboratory | DAOS | 10 | 380 | 398.25 | 89.36 | 1,774.79 | - |
| 12 | ISC23 | Arizona State University | Sol | Dell | BeeGFS | 10 | 160 | 16.48 | 4.40 | 61.76 | |
| 13 | SC21 | BPFS Lab | Kongming | BPFS | 10 | 800 | 972.60 | 96.26 | 9,827.09 | - | |
| 14 | SC19 | CEA | Tera-1000 | DDN | Lustre | 128 | 4,096 | 210.26 | 81.01 | 545.74 | - |
| 15 | SC21 | CMKL University | Apex | DDN | Lustre | 4 | 240 | 18.60 | 10.27 | 33.66 | - |
| 16 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 37.16 | 9.71 | 142.20 | - |
| 17 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 34.76 | 8.51 | 141.99 | - |
| 18 | SC21 | CQ | Narval | Dell | Lustre | 640 | 640 | 68.31 | 32.74 | 142.53 | - |
| 19 | ISC20 | CSIRO | bracewell | Dell/DDN | Lustre | 10 | 400 | 99.64 | 39.90 | 248.81 | - |
| 20 | ISC20 | CSIRO | bracewell | Dell/DDN | Lustre | 10 | 400 | 97.67 | 39.87 | 239.26 | - |
| 21 | SC19 | CSIRO | bracewell scratch2 | Dell/ThinkParQ | beegfs | 26 | 260 | 94.86 | 69.10 | 130.23 | - |
| 22 | SC19 | CSIRO | bracewell | Dell/ThinkParQ | beegfs | 10 | 160 | 66.80 | 33.77 | 132.15 | - |
| 23 | SC22 | China Telecom Research Institute | CTPAI | CTCLOUD | DAOS | 10 | 250 | 212.29 | 31.40 | 1,435.19 | - |
| 24 | ISC22 | China Telecom Research Institute | CTPAI | CTCLOUD | DAOS | 10 | 200 | 187.84 | 25.29 | 1,395.01 | - |
| 25 | SC19 | Clemson University | Palmetto Burstbuffer | AdvancedHPC | BeeGFS | 10 | 120 | 21.55 | 12.97 | 35.80 | - |
| 26 | SC22 | Cloudam HPC on OCI | HPC-OCI | Cloudam | BurstFS | 64 | 1,920 | 3,033.03 | 278.48 | 33,033.54 | - |
| 27 | SC22 | Cloudam HPC on OCI | HPC-OCI | Cloudam | BurstFS | 10 | 720 | 1,285.21 | 95.90 | 17,224.05 | - |
| 28 | ISC23 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 1,280 | 240.85 | 51.46 | 1,127.22 | |
| 29 | SC22 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 160 | 217.91 | 51.84 | 915.93 | - |
| 30 | ISC22 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 0 | 183.34 | 48.27 | 696.43 | - |
| 31 | SC20 | DDN | DIME | DDN | IME | 10 | 110 | 161.53 | 101.60 | 256.78 | - |
| 32 | ISC23 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 320 | 142.03 | 33.43 | 603.39 | |
| 33 | ISC20 | DDN | AI400X | DDN | Lustre | 40 | 1,280 | 137.03 | 46.84 | 400.84 | - |
| 34 | SC22 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 160 | 133.81 | 32.90 | 544.24 | - |
| 35 | ISC20 | DDN | AI400X | DDN | Lustre | 40 | 1,280 | 127.29 | 40.72 | 397.91 | - |
| 36 | ISC20 | DDN | DIME | DDN | IME | 10 | 110 | 116.95 | 100.37 | 136.27 | - |
| 37 | ISC22 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 320 | 107.04 | 31.10 | 368.48 | - |
| 38 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 69.92 | 21.01 | 232.70 | - |
| 39 | SC19 | DDN | AI400 | DDN | Lustre | 10 | 240 | 63.88 | 19.65 | 207.63 | - |
| 40 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 63.83 | 17.79 | 229.01 | - |
| 41 | ISC21 | DKRZ | Mistral | Seagate/Cray | Lustre | 10 | 80 | 5.22 | 1.16 | 23.50 | - |
| 42 | ISC23 | DSAL | HPStore | SITONHOLY | HPFS | 10 | 420 | 392.15 | 38.95 | 3,948.47 | |
| 43 | SC20 | EPCC | NextGENIO | BSC & JGU | GekkoFS | 10 | 3,800 | 239.37 | 45.79 | 1,251.32 | - |
| 44 | SC20 | EPCC | NextGENIO | BSC & JGU | GekkoFS | 10 | 360 | 184.99 | 27.21 | 1,257.57 | - |
| 45 | ISC20 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 280 | 152.30 | 24.83 | 934.12 | - |
| 46 | ISC20 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 280 | 149.92 | 24.91 | 902.12 | - |
| 47 | SC19 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 240 | 125.08 | 21.47 | 728.68 | - |
| 48 | SC20 | EPCC | Archer 2 (test system) | Cray | Lustre | 10 | 80 | 10.68 | 2.63 | 43.43 | - |
| 49 | ISC23 | EuroHPC-CINECA | Leonardo | DDN | EXAScaler | 2,000 | 16,000 | 648.96 | 807.12 | 521.79 | |
| 50 | SC20 | Forschungszentrum Juelich (FZJ) | JUWELS | HPEDDN | IME | 10 | 400 | 29.81 | 178.11 | 4.99 | - |
| 51 | ISC22 | GWDG | NHR Goettingen FTP Weka | 8 | 256 | 32.17 | 10.37 | 99.77 | - | ||
| 52 | ISC22 | GWDG | NHR Goettingen FTP BeeGFS | 8 | 128 | 18.46 | 9.01 | 37.85 | - | ||
| 53 | SC21 | GWDG | SCC | BeeGFS | 10 | 80 | 12.55 | 2.63 | 59.85 | - | |
| 54 | ISC21 | Georgia Institute of Technology | PACE-Phoenix | DDN | Lustre | 10 | 240 | 17.07 | 4.52 | 64.48 | - |
| 55 | ISC20 | German Climate Computing Center | Mistral | Cray | Lustre1 | 10 | 120 | 7.92 | 2.93 | 21.36 | - |
| 56 | ISC20 | German Climate Computing Center | Mistral | Cray | Lustre1 | 10 | 120 | 6.92 | 2.89 | 16.57 | - |
| 57 | ISC21 | Google Cloud | DDN | Lustre | 1,000 | 5,000 | 569.99 | 282.78 | 1,148.90 | - | |
| 58 | SC19 | Google Cloud | EXA5-GCP-PD-SSD | Google Cloud | Lustre | 200 | 1,600 | 67.78 | 26.93 | 170.61 | - |
| 59 | SC19 | Google Cloud | EXA5-GCP-PD-STD | Google Cloud | Lustre | 200 | 1,600 | 52.96 | 17.31 | 162.06 | - |
| 60 | SC21 | HHMIJRC | Janelia Compute Cluster | Vast Data | Vast | 80 | 2,880 | 21.72 | 14.11 | 33.42 | - |
| 61 | ISC21 | Howard Hughes Medical Institute Janelia Research Campus | Janelia | Weka.io | Weka.io | 10 | 300 | 62.68 | 18.17 | 216.22 | - |
| 62 | ISC21 | Howard Hughes Medical Institute Janelia Research Campus | Vast | nrsv | 10 | 300 | 15.50 | 7.54 | 31.84 | - | |
| 63 | SC21 | Huawei Cloud | PDSL | Flashfs | 15 | 1,560 | 2,016.70 | 109.82 | 37,034.00 | - | |
| 64 | SC21 | Huawei HPDA Lab | Athena | Huawei | OceanFS | 10 | 1,720 | 2,395.03 | 314.56 | 18,235.71 | - |
| 65 | SC21 | IBM Tucson | Arches 2021B | IBM | SpectrumScale | 10 | 200 | 68.83 | 33.02 | 143.46 | - |
| 66 | 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 | |
| 67 | ISC22 | IBM Tuscon | Arches | IBM | Spectrum Scale | 10 | 200 | 110.07 | 62.59 | 193.59 | - |
| 68 | SC21 | IBMDL | Sandbox | IBM | SpectrumScale | 10 | 0 | 3.17 | 0.61 | 16.57 | - |
| 69 | SC19 | IST Austria | IST Austria HPC | Homemade@IST | BeeGFS | 4 | 80 | 8.41 | 1.77 | 39.98 | - |
| 70 | SC19 | IST Austria | IST Austria HPC | Homemade@IST | BeeGFS | 10 | 100 | 6.63 | 1.39 | 31.62 | - |
| 71 | ISC23 | Imperial College London | Imperial - hx cluster | Lenovo | Spectrum scale | 32 | 512 | 119.56 | 44.63 | 320.31 | |
| 72 | ISC21 | Intel | Endeavour | Intel | DAOS | 10 | 1,440 | 1,859.56 | 398.77 | 8,671.65 | - |
| 73 | ISC20 | Intel | Wolf | Intel | DAOS | 52 | 1,664 | 1,792.98 | 371.67 | 8,649.57 | - |
| 74 | ISC20 | Intel | Wolf | Intel | DAOS | 52 | 1,664 | 1,614.02 | 368.44 | 7,070.51 | - |
| 75 | SC19 | Intel | Wolf | Intel | DAOS | 26 | 728 | 933.64 | 183.36 | 4,753.79 | - |
| 76 | ISC20 | Intel | Wolf | Intel | DAOS | 10 | 420 | 758.71 | 164.77 | 3,493.56 | - |
| 77 | ISC20 | Intel | Wolf | Intel | DAOS | 10 | 420 | 736.33 | 163.19 | 3,322.40 | - |
| 78 | SC19 | Intel | Wolf | Intel | DAOS | 10 | 310 | 516.41 | 123.89 | 2,152.46 | - |
| 79 | ISC23 | Intel | Borealis | Intel | DAOS | 10 | 1,040 | 431.43 | 125.21 | 1,486.53 | |
| 80 | SC20 | Intel | Endeavour | Intel | DAOS | 10 | 640 | 353.72 | 43.59 | 2,870.64 | - |
| 81 | ISC23 | Intel | Florence | Intel | DAOS | 10 | 1,120 | 211.34 | 31.00 | 1,440.73 | |
| 82 | SC20 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 4,096 | 253.57 | 697.20 | 92.22 | - |
| 83 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 512 | 4,096 | 175.85 | 348.95 | 88.62 | - |
| 84 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 2,048 | 16,384 | 168.09 | 581.43 | 48.60 | - |
| 85 | ISC20 | JCAHPC | Oakforest-PACS | DDN | IME | 512 | 4,096 | 146.33 | 341.29 | 62.74 | - |
| 86 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 90.87 | 35.61 | 231.88 | - |
| 87 | ISC20 | JINR | Govorun | RSC Group | Lustre | 50 | 800 | 88.51 | 36.28 | 215.97 | - |
| 88 | 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 | |
| 89 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 48 | 1,248 | 134.09 | 48.03 | 374.40 | - |
| 90 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 40 | 1,040 | 123.47 | 43.63 | 349.44 | - |
| 91 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 320 | 57.99 | 20.80 | 161.71 | - |
| 92 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | wekaio | 18 | 1,368 | 48.75 | 26.22 | 90.62 | - |
| 93 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 1,440 | 36.55 | 18.58 | 71.90 | - |
| 94 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 31.39 | 12.34 | 79.83 | - |
| 95 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 30.83 | 13.35 | 71.22 | - |
| 96 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 400 | 24.70 | 16.32 | 37.37 | - |
| 97 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 24.19 | 11.85 | 49.39 | - |
| 98 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 21.32 | 11.27 | 40.32 | - |
| 99 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 88 | 2,816 | 12.50 | 8.31 | 18.79 | - |
| 100 | SC20 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 260 | 10.64 | 7.44 | 15.22 | - |