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) | ||||||||||
| 1 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | wekaio | 18 | 1,368 | 48.75 | 26.22 | 90.62 | - |
| 2 | SC20 | Raytheon | WekaIO | Penguin Computing | wekafs | 42 | 1,596 | 50.58 | 16.39 | 156.10 | - |
| 3 | SC20 | Raytheon | WekaIO | Penguin Computing | wekafs | 10 | 440 | 32.20 | 14.83 | 69.88 | - |
| 4 | ISC21 | Howard Hughes Medical Institute Janelia Research Campus | Vast | nrsv | 10 | 300 | 15.50 | 7.54 | 31.84 | - | |
| 5 | ISC21 | National Supercomputer Center in GuangZhou | Venus2 | National Supercomputer Center in GuangZhou | kapok | 18 | 720 | 577.93 | 104.52 | 3,195.53 | - |
| 6 | ISC20 | National Supercomputer Center in Guangzhou | Venus2 | National Supercomputer Center in Guangzhou | kapok | 10 | 260 | 148.08 | 30.62 | 716.11 | - |
| 7 | ISC20 | National Supercomputer Center in Guangzhou | Venus2 | National Supercomputer Center in Guangzhou | kapok | 10 | 260 | 146.42 | 28.99 | 739.49 | - |
| 8 | ISC22 | National Supercomputing Center in Jinan | Shanhe | PDSL | flashfs | 10 | 2,560 | 3,534.42 | 207.79 | 60,119.50 | - |
| 9 | SC19 | CSIRO | bracewell scratch2 | Dell/ThinkParQ | beegfs | 26 | 260 | 94.86 | 69.10 | 130.23 | - |
| 10 | SC19 | CSIRO | bracewell | Dell/ThinkParQ | beegfs | 10 | 160 | 66.80 | 33.77 | 132.15 | - |
| 11 | ISC22 | Telecommunications Technology Association | GLUESYS | anystor3.1 lustre | 4 | 112 | 25.29 | 9.56 | 66.90 | - | |
| 12 | SC19 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 78.54 | 13.55 | 455.18 | - |
| 13 | SC19 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 63.98 | 11.41 | 358.87 | - |
| 14 | ISC19 | Yanrong | YRCloudFile | Yanrong | YRCloudFile | 10 | 160 | 19.14 | 4.22 | 86.86 | - |
| 15 | ISC23 | XF_Lab | XF_computer | XF_Stor | XF_Stor | 2 | 128 | 0.58 | 0.33 | 1.03 | |
| 16 | SC19 | WekaIO | WekaIO on AWS | WekaIO | WekaIO Matrix | 345 | 8,625 | 938.95 | 174.74 | 5,045.33 | - |
| 17 | SC19 | WekaIO | WekaIO | WekaIO | WekaIO Matrix | 10 | 2,610 | 156.51 | 56.22 | 435.76 | - |
| 18 | SC18 | WekaIO | WekaIO | WekaIO Matrix | 10 | 700 | 58.25 | 27.05 | 125.43 | - | |
| 19 | SC21 | Raytheon | MCK-HPC | Penguin Computing | WekaFS | 44 | 1,584 | 86.24 | 27.64 | 269.10 | - |
| 20 | SC21 | Raytheon | MCK-HPC | Penguin Computing | WekaFS | 10 | 360 | 62.55 | 25.96 | 150.70 | - |
| 21 | ISC21 | Howard Hughes Medical Institute Janelia Research Campus | Janelia | Weka.io | Weka.io | 10 | 300 | 62.68 | 18.17 | 216.22 | - |
| 22 | ISC22 | Oracle Cloud Infrastructure | Oracle Cloud with WEKA on RDMA | WekaIO | WEKA | 373 | 7,460 | 625.95 | 233.17 | 1,680.38 | - |
| 23 | ISC22 | Oracle Cloud Infrastructure | Oracle Cloud running WEKA on non RDMA netwok | WekaIO | WEKA | 151 | 6,040 | 323.52 | 97.61 | 1,072.32 | - |
| 24 | SC21 | HHMIJRC | Janelia Compute Cluster | Vast Data | Vast | 80 | 2,880 | 21.72 | 14.11 | 33.42 | - |
| 25 | ISC23 | Pengcheng Laboratory | Pengcheng Cloudbrain-II on Atlas 900 | Pengcheng Laboratory and Tsinghua University | SuperFS | 300 | 36,000 | 210,254.98 | 4,847.48 | 9,119,612.35 | |
| 26 | ISC23 | Pengcheng Laboratory | Pengcheng Cloudbrain-II on Atlas 900 | Pengcheng Laboratory and Tsinghua University | SuperFS | 10 | 1,200 | 11,516.36 | 263.97 | 502,435.85 | |
| 27 | SC22 | Tsinghua Storage Research Group | SuperStore | Tsinghua Storage Research Group | SuperFS | 10 | 1,200 | 5,517.73 | 179.60 | 169,515.95 | - |
| 28 | SC22 | SuPro Storteck | StarStor | SuPro Storteck | StarStor | 10 | 2,560 | 6,751.75 | 515.15 | 88,491.65 | - |
| 29 | SC21 | NLHPC | Guacolda | IBM | SpectrumScale | 24 | 480 | 83.18 | 33.87 | 204.27 | - |
| 30 | SC21 | IBM Tucson | Arches 2021B | IBM | SpectrumScale | 10 | 200 | 68.83 | 33.02 | 143.46 | - |
| 31 | SC21 | NLHPC | Guacolda | IBM | SpectrumScale | 10 | 360 | 45.26 | 17.91 | 114.36 | - |
| 32 | SC21 | ULHPC | Aion | DDN | SpectrumScale | 128 | 256 | 11.35 | 1.80 | 71.57 | - |
| 33 | SC21 | IBMDL | Sandbox | IBM | SpectrumScale | 10 | 0 | 3.17 | 0.61 | 16.57 | - |
| 34 | ISC23 | Imperial College London | Imperial - hx cluster | Lenovo | Spectrum scale | 32 | 512 | 119.56 | 44.63 | 320.31 | |
| 35 | SC18 | Oak Ridge National Laboratory | Summit | IBM | Spectrum Scale | 504 | 1,008 | 330.56 | 88.20 | 1,238.93 | - |
| 36 | ISC22 | IBM Tuscon | Arches | IBM | Spectrum Scale | 10 | 200 | 110.07 | 62.59 | 193.59 | - |
| 37 | ISC20 | Oracle Cloud Infrastructure | SpectrumScale on Oracle Cloud | Oracle Cloud Infrastructure | Spectrum Scale | 48 | 768 | 70.91 | 34.91 | 144.06 | - |
| 38 | ISC20 | Oracle Cloud Infrastructure | SpectrumScale on Oracle Cloud | Oracle Cloud Infrastructure | Spectrum Scale | 48 | 768 | 66.69 | 31.78 | 139.96 | - |
| 39 | SC19 | Oracle Cloud Infrastructure | Oracle Cloud Infrastructure with Block Volume Service running Spectrum Scale | Oracle Cloud Infrastructure Block Volumes Service | Spectrum Scale | 30 | 480 | 47.55 | 20.38 | 110.93 | - |
| 40 | SC18 | Oak Ridge National Laboratory | Summit | IBM | Spectrum Scale | 10 | 160 | 44.30 | 9.84 | 199.48 | - |
| 41 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 37.16 | 9.71 | 142.20 | - |
| 42 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 34.76 | 8.51 | 141.99 | - |
| 43 | ISC18 | IBM | Sonasad | IBM | Spectrum Scale | 10 | 10 | 24.24 | 4.57 | 128.61 | - |
| 44 | SC19 | University of Birmingham | BEAR-AI | DDN | Spectrum Scale | 10 | 80 | 15.39 | 2.74 | 86.48 | - |
| 45 | ISC19 | University of Birmingham | BEAR-AI | DDN | Spectrum Scale | 10 | 20 | 12.54 | 2.97 | 52.85 | - |
| 46 | ISC20 | National Center for Supercomputing Applications | NCSA Industry System | DDN/Dell | Spectrum Scale | 8 | 96 | 12.37 | 3.03 | 50.54 | - |
| 47 | ISC19 | Queen Mary University Of London | Apocrita | E8 | Spectrum Scale | 10 | 240 | 11.73 | 4.73 | 29.11 | - |
| 48 | ISC20 | National Center for Supercomputing Applications | HAL | DDN | Spectrum Scale | 10 | 100 | 11.31 | 3.62 | 35.37 | - |
| 49 | ISC20 | National Center for Supercomputing Applications | NCSA Industry System | DDN/Dell | Spectrum Scale | 8 | 96 | 11.28 | 3.04 | 41.78 | - |
| 50 | ISC20 | National Center for Supercomputing Applications | HAL | DDN | Spectrum Scale | 10 | 100 | 11.13 | 3.63 | 34.15 | - |
| 51 | ISC19 | Queen Mary. University Of London | Apocrita | DDN | Spectrum Scale | 10 | 240 | 4.36 | 1.26 | 15.09 | - |
| 52 | ISC18 | SNL | Serrano | IBM | Spectrum Scale | 16 | 160 | 4.25 | 0.65 | 27.98 | - |
| 53 | ISC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 96 | 3,072 | 17.18 | 8.15 | 36.22 | - |
| 54 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 88 | 2,816 | 12.50 | 8.31 | 18.79 | - |
| 55 | ISC19 | Janelia Research Campus, HHMI | dm11 | Scale-out NAS | 96 | 960 | 12.45 | 3.22 | 48.16 | - | |
| 56 | ISC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 480 | 11.96 | 5.64 | 25.37 | - |
| 57 | SC20 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 260 | 10.64 | 7.44 | 15.22 | - |
| 58 | ISC20 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 620 | 9.87 | 6.36 | 15.32 | - |
| 59 | ISC19 | Janelia Research Campus, HHMI | dm11 | Scale-out NAS | 10 | 320 | 9.22 | 2.38 | 35.64 | - | |
| 60 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 480 | 8.45 | 6.16 | 11.60 | - |
| 61 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 820 | 8.01 | 6.31 | 10.17 | - |
| 62 | SC19 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 480 | 7.77 | 5.39 | 11.18 | - |
| 63 | ISC20 | Janelia Research Campus, HHMI | Vast | Vast Data | Scale-out NAS | 10 | 620 | 7.27 | 5.96 | 8.86 | - |
| 64 | SC19 | Janelia Research Campus, HHMI | dm11 | #N/A | Scale-out NAS | 10 | 760 | 6.42 | 2.61 | 15.82 | - |
| 65 | ISC20 | Janelia Research Campus, HHMI | VastTest | Vast Data | Scale-out NAS | 10 | 620 | 6.20 | 3.51 | 10.95 | - |
| 66 | ISC20 | Janelia Research Campus, HHMI | VastTest | Vast Data | Scale-out NAS | 10 | 620 | 5.68 | 3.67 | 8.80 | - |
| 67 | ISC20 | Janelia Research Campus, HHMI | VastTest | Vast Data | Scale-out NAS | 10 | 620 | 4.98 | 3.56 | 6.96 | - |
| 68 | SC19 | Janelia Research Campus, HHMI | nrs | Qumulo | Scale-out NAS | 10 | 760 | 4.19 | 2.88 | 6.11 | - |
| 69 | SC19 | Janelia Research Campus, HHMI | nearline4 | Qumulo | Scale-out NAS | 10 | 760 | 3.67 | 2.45 | 5.49 | - |
| 70 | ISC19 | Janelia Research Campus, HHMI | nrs | Qumulo | Scale out NFS | 10 | 320 | 5.95 | 2.59 | 13.69 | - |
| 71 | ISC19 | Janelia Research Campus, HHMI | qflash | Qumulo | Scale out NFS | 96 | 960 | 5.32 | 2.80 | 10.11 | - |
| 72 | ISC19 | Janelia Research Campus, HHMI | qflash | Qumulo | Scale out NFS | 10 | 120 | 4.46 | 2.12 | 9.35 | - |
| 73 | SC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage - CephFS | 15 | 120 | 14.91 | 5.74 | 38.72 | - |
| 74 | SC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage - CephFS | 10 | 80 | 12.43 | 4.64 | 33.34 | - |
| 75 | ISC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage | 10 | 70 | 7.32 | 2.48 | 21.60 | - |
| 76 | SC20 | NASA | hyperwall4 | Intel. SK-Hynx | SSD | 128 | 1,024 | 75.75 | 122.24 | 46.94 | - |
| 77 | SC20 | The Science and Technology Facilities Council | JASMIN 4 | Quobyte Inc. | Quobyte | 48 | 336 | 17.55 | 19.76 | 15.60 | - |
| 78 | SC20 | The Science and Technology Facilities Council | JASMIN 4 | Quobyte Inc. | Quobyte | 10 | 240 | 11.34 | 12.34 | 10.43 | - |
| 79 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 48 | 1,248 | 134.09 | 48.03 | 374.40 | - |
| 80 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 40 | 1,040 | 123.47 | 43.63 | 349.44 | - |
| 81 | SC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 320 | 57.99 | 20.80 | 161.71 | - |
| 82 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 1,440 | 36.55 | 18.58 | 71.90 | - |
| 83 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 31.39 | 12.34 | 79.83 | - |
| 84 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 30.83 | 13.35 | 71.22 | - |
| 85 | SC19 | Janelia Research Campus, HHMI | sharedscratch | WekaIO | Parallel Filesystem | 10 | 480 | 25.86 | 7.75 | 86.29 | - |
| 86 | SC19 | Janelia Research Campus, HHMI | sharedscratch | WekaIO | Parallel Filesystem | 10 | 480 | 25.46 | 7.65 | 84.69 | - |
| 87 | SC19 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 400 | 24.70 | 16.32 | 37.37 | - |
| 88 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 24.19 | 11.85 | 49.39 | - |
| 89 | ISC20 | Janelia Research Campus, HHMI | SharedScratch | WekaIO | Parallel Filesystem | 10 | 600 | 21.32 | 11.27 | 40.32 | - |
| 90 | SC19 | Janelia Research Campus, HHMI | sharedscratch | WekaIO | Parallel Filesystem | 10 | 480 | 18.07 | 7.75 | 42.12 | - |
| 91 | SC22 | Sugon Cloud Storage Laboratory | ParaStor | Sugon | ParaStor | 10 | 2,560 | 8,726.42 | 718.11 | 106,042.93 | - |
| 92 | ISC23 | Panasas | PanEast ActiveStor Flash | Panasas | Panfs | 10 | 80 | 10.57 | 4.49 | 24.90 | |
| 93 | ISC23 | Panasas | PanEast ActiveStor UltraXL | Panasas | Panfs | 10 | 80 | 6.25 | 1.86 | 21.01 | |
| 94 | SC22 | Omnibond | OrangeFS-Google | Omnibond-Google | OrangeFS | 10 | 150 | 9.92 | 4.27 | 23.08 | - |
| 95 | ISC22 | Omnibond | OrangeFS-Google | Omnibond-Google | OrangeFS | 10 | 150 | 9.82 | 4.40 | 21.92 | - |
| 96 | SC18 | Clemson University | Palmetto | Dell | OrangeFS | 32 | 32 | 2.31 | 1.93 | 2.77 | - |
| 97 | SC18 | Clemson University | Palmetto | Dell | OrangeFS | 48 | 48 | 2.15 | 1.80 | 2.57 | - |
| 98 | SC18 | Clemson University | Palmetto | Dell | OrangeFS | 16 | 16 | 1.47 | 1.21 | 1.79 | - |
| 99 | 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 | |
| 100 | SC21 | Huawei HPDA Lab | Athena | Huawei | OceanFS | 10 | 1,720 | 2,395.03 | 314.56 | 18,235.71 | - |