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 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 78.54 | 13.55 | 455.18 | - |
| 2 | SC19 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 63.98 | 11.41 | 358.87 | - |
| 3 | ISC19 | Yanrong | YRCloudFile | Yanrong | YRCloudFile | 10 | 160 | 19.14 | 4.22 | 86.86 | - |
| 4 | ISC23 | XF_Lab | XF_computer | XF_Stor | XF_Stor | 2 | 128 | 0.58 | 0.33 | 1.03 | |
| 5 | ISC22 | Wu Dong Laboratory | Wu Dong Compute Cluster | Wu Dong Laboratory | OPENFS | 10 | 640 | 218.81 | 43.86 | 1,091.49 | - |
| 6 | SC19 | WekaIO | WekaIO on AWS | WekaIO | WekaIO Matrix | 345 | 8,625 | 938.95 | 174.74 | 5,045.33 | - |
| 7 | SC19 | WekaIO | WekaIO | WekaIO | WekaIO Matrix | 10 | 2,610 | 156.51 | 56.22 | 435.76 | - |
| 8 | SC18 | WekaIO | WekaIO | WekaIO | 17 | 935 | 78.37 | 37.39 | 164.26 | - | |
| 9 | SC18 | WekaIO | WekaIO | WekaIO Matrix | 10 | 700 | 58.25 | 27.05 | 125.43 | - | |
| 10 | ISC23 | University of Tsukuba | Pegasus | OSS | CHFS | 10 | 480 | 484.41 | 98.24 | 2,388.60 | |
| 11 | ISC21 | University of Tsukuba | Cygnus | OSS | CHFS | 10 | 240 | 148.69 | 30.39 | 727.61 | - |
| 12 | SC20 | University of Tsukuba | Cygnus | OSS | Gfarm | 10 | 20 | 16.12 | 8.10 | 32.09 | - |
| 13 | SC20 | University of Reading | ThunderX2 | Local file system | 1 | 16 | 6.23 | 0.37 | 104.54 | - | |
| 14 | ISC21 | University of Florida | HiPerGator | DDN | Lustre | 140 | 4,480 | 269.59 | 181.37 | 400.73 | - |
| 15 | ISC22 | University of Cambridge | Cumulus | Dell/Intel | DAOS | 200 | 2,000 | 1,107.17 | 283.19 | 4,328.68 | - |
| 16 | ISC22 | University of Cambridge | Cumulus | Dell/Intel | DAOS | 10 | 2,000 | 963.00 | 216.78 | 4,277.86 | - |
| 17 | ISC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 512 | 8,192 | 620.69 | 162.05 | 2,377.44 | - |
| 18 | ISC22 | University of Cambridge | Cumulus | Dell | Lustre | 10 | 1,280 | 316.73 | 119.92 | 836.54 | - |
| 19 | ISC22 | University of Cambridge | Cumulus | Dell | Lustre | 200 | 2,000 | 261.39 | 92.64 | 737.54 | - |
| 20 | SC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 128 | 2,048 | 229.45 | 131.25 | 401.13 | - |
| 21 | SC18 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 528 | 4,224 | 158.71 | 71.40 | 352.75 | - |
| 22 | ISC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 10 | 320 | 98.31 | 26.94 | 358.85 | - |
| 23 | SC18 | University of Cambridge | Data Accelerator | Dell EMC | BeeGFS | 184 | 5,888 | 74.58 | 58.81 | 94.57 | - |
| 24 | SC19 | University of Cambridge | Data Accelerator | Dell EMC | Lustre | 10 | 320 | 60.25 | 21.73 | 167.09 | - |
| 25 | SC19 | University of Birmingham | BEAR-AI | DDN | Spectrum Scale | 10 | 80 | 15.39 | 2.74 | 86.48 | - |
| 26 | ISC19 | University of Birmingham | BEAR-AI | DDN | Spectrum Scale | 10 | 20 | 12.54 | 2.97 | 52.85 | - |
| 27 | SC21 | ULHPC | Aion | DDN | SpectrumScale | 128 | 256 | 11.35 | 1.80 | 71.57 | - |
| 28 | SC22 | Tsinghua Storage Research Group | SuperStore | Tsinghua Storage Research Group | SuperFS | 10 | 1,200 | 5,517.73 | 179.60 | 169,515.95 | - |
| 29 | SC20 | The Science and Technology Facilities Council | JASMIN 4 | Quobyte Inc. | Quobyte | 48 | 336 | 17.55 | 19.76 | 15.60 | - |
| 30 | SC20 | The Science and Technology Facilities Council | JASMIN 4 | Quobyte Inc. | Quobyte | 10 | 240 | 11.34 | 12.34 | 10.43 | - |
| 31 | SC22 | Telecommunications Technology Association | Supermicro A+ Big Twin | GLUESYS | Lustre | 4 | 96 | 27.43 | 8.59 | 87.53 | - |
| 32 | ISC22 | Telecommunications Technology Association | GLUESYS | anystor3.1 lustre | 4 | 112 | 25.29 | 9.56 | 66.90 | - | |
| 33 | ISC20 | TACC | Frontera | Intel | DAOS | 60 | 1,440 | 763.80 | 78.31 | 7,449.56 | - |
| 34 | ISC20 | TACC | Frontera | Intel | DAOS | 60 | 1,440 | 756.01 | 75.40 | 7,580.23 | - |
| 35 | ISC20 | TACC | Frontera | Intel | DAOS | 10 | 420 | 508.88 | 79.16 | 3,271.49 | - |
| 36 | ISC20 | TACC | Frontera | Intel | DAOS | 10 | 420 | 507.13 | 78.47 | 3,277.36 | - |
| 37 | SC20 | TACC | Frontera | DDN | IME | 10 | 280 | 109.91 | 176.23 | 68.55 | - |
| 38 | ISC21 | Supermicro | Supermicro | DAOS | 10 | 1,120 | 415.04 | 112.17 | 1,535.63 | - | |
| 39 | SC22 | Sugon Cloud Storage Laboratory | ParaStor | Sugon | ParaStor | 10 | 2,560 | 8,726.42 | 718.11 | 106,042.93 | - |
| 40 | SC22 | SuPro Storteck | StarStor | SuPro Storteck | StarStor | 10 | 2,560 | 6,751.75 | 515.15 | 88,491.65 | - |
| 41 | SC19 | State Key Laboratory of High-end Server & Storage Technology (HSS) | TStor3000 | INSPUR | BeeGFS | 10 | 300 | 82.57 | 41.14 | 165.71 | - |
| 42 | SC19 | Stanford | Sherlock/Fir | Dell, QCT, HGST | Lustre | 10 | 240 | 18.25 | 5.23 | 63.74 | - |
| 43 | SC19 | Stanford | Sherlock/Oak | Dell, QCT, HGST | Lustre | 10 | 240 | 9.31 | 1.89 | 45.87 | - |
| 44 | SC19 | Stanford | Sherlock/Regal | Dell | Lustre | 10 | 160 | 7.05 | 1.64 | 30.28 | - |
| 45 | ISC20 | Simon Fraser University | Cedar | Dell/Seagate | Lustre | 288 | 288 | 18.72 | 7.66 | 45.75 | - |
| 46 | SC18 | Sandia National Laboratories | Ghost | IBM | GPFS | 10 | 100 | 0.31 | 0.05 | 1.85 | - |
| 47 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 220 | 15.61 | 7.34 | 33.22 | - |
| 48 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 220 | 15.38 | 7.04 | 33.57 | - |
| 49 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 200 | 15.07 | 7.05 | 32.21 | - |
| 50 | SC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage - CephFS | 15 | 120 | 14.91 | 5.74 | 38.72 | - |
| 51 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 200 | 14.55 | 6.95 | 30.46 | - |
| 52 | SC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage - CephFS | 10 | 80 | 12.43 | 4.64 | 33.34 | - |
| 53 | ISC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | CephFS | 14 | 98 | 8.38 | 3.58 | 19.60 | - |
| 54 | ISC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage | 10 | 70 | 7.32 | 2.48 | 21.60 | - |
| 55 | ISC18 | STFC | Jasmin/Lotus | Purestorage | NFS | 64 | 128 | 2.33 | 0.26 | 20.93 | - |
| 56 | ISC18 | STFC | Jasmin/Lotus | Purestorage | NFS | 16 | 64 | 1.98 | 0.21 | 18.77 | - |
| 57 | ISC20 | SPbPU | Polytechnic RSC Tornado | RSC Group | Lustre | 59 | 944 | 64.29 | 21.56 | 191.73 | - |
| 58 | ISC20 | SPbPU | Polytechnic RSC Tornado | RSC Group | Lustre | 59 | 944 | 64.11 | 21.00 | 195.66 | - |
| 59 | ISC18 | SNL | Serrano | IBM | Spectrum Scale | 16 | 160 | 4.25 | 0.65 | 27.98 | - |
| 60 | ISC23 | Riken R-CCS | Riken-FX700 | Intel | DAOS | 10 | 480 | 126.10 | 21.39 | 743.47 | |
| 61 | ISC20 | Red Hat | EC2-10xi3en.metal | Red Hat | CephFS | 10 | 320 | 57.17 | 26.29 | 124.30 | - |
| 62 | ISC20 | Red Hat | EC2-10xi3en.metal | Red Hat | CephFS | 10 | 320 | 55.13 | 25.67 | 118.42 | - |
| 63 | SC21 | Raytheon | MCK-HPC | Penguin Computing | WekaFS | 44 | 1,584 | 86.24 | 27.64 | 269.10 | - |
| 64 | SC21 | Raytheon | MCK-HPC | Penguin Computing | WekaFS | 10 | 360 | 62.55 | 25.96 | 150.70 | - |
| 65 | SC20 | Raytheon | WekaIO | Penguin Computing | wekafs | 42 | 1,596 | 50.58 | 16.39 | 156.10 | - |
| 66 | SC20 | Raytheon | WekaIO | Penguin Computing | wekafs | 10 | 440 | 32.20 | 14.83 | 69.88 | - |
| 67 | SC18 | Queen Mary; University Of London | Apocrita | E8 | GPFS | 10 | 240 | 9.65 | 4.32 | 21.55 | - |
| 68 | ISC19 | Queen Mary. University Of London | Apocrita | DDN | Spectrum Scale | 10 | 240 | 4.36 | 1.26 | 15.09 | - |
| 69 | SC18 | Queen Mary, University Of London | Apocrita | DDN | GPFS | 10 | 240 | 3.44 | 0.87 | 13.56 | - |
| 70 | ISC19 | Queen Mary University Of London | Apocrita | E8 | Spectrum Scale | 10 | 240 | 11.73 | 4.73 | 29.11 | - |
| 71 | SC21 | QCT DevCloud | QCT DevCloud | QCT | DAOS | 10 | 560 | 427.27 | 102.85 | 1,774.97 | - |
| 72 | SC19 | Penguin Computing Benchmarking and Innovation Lab | Penguin-ASG-NVBeeOne | Penguin Computing/Excelero | BeeGFS | 10 | 320 | 39.65 | 17.71 | 88.76 | - |
| 73 | 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 | |
| 74 | ISC21 | Pengcheng Laboratory | Pengcheng Cloudbrain-II on Atlas 900 | Pengcheng | MadFS | 512 | 36,864 | 36,850.40 | 3,421.62 | 396,872.82 | - |
| 75 | 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 | |
| 76 | SC20 | Pengcheng Laboratory | Pengcheng Cloudbrain-II on Atlas 900 | Pengcheng Laboratory | MadFS | 255 | 18,360 | 7,043.99 | 1,475.75 | 33,622.19 | - |
| 77 | SC20 | Pengcheng Laboratory | Pengcheng Cloudbrain-II on Atlas 900 | Pengcheng Laboratory | MadFS | 256 | 18,432 | 6,831.55 | 1,524.11 | 30,621.10 | - |
| 78 | SC20 | Pengcheng Laboratory | Pengcheng Cloudbrain-II on Atlas 900 | Pengcheng Laboratory | MadFS | 10 | 1,440 | 1,129.75 | 168.43 | 7,578.06 | - |
| 79 | ISC23 | Panasas | PanEast ActiveStor Flash | Panasas | Panfs | 10 | 80 | 10.57 | 4.49 | 24.90 | |
| 80 | ISC23 | Panasas | PanEast ActiveStor UltraXL | Panasas | Panfs | 10 | 80 | 6.25 | 1.86 | 21.01 | |
| 81 | ISC18 | PNNL | EMSL Cascade | Lustre | 126 | 252 | 11.12 | 4.88 | 25.33 | - | |
| 82 | ISC19 | PGS | Lustre on GCP | Lustre | 10 | 50 | 5.70 | 1.91 | 17.05 | - | |
| 83 | ISC22 | Oracle Cloud Infrastructure | Oracle Cloud with WEKA on RDMA | WekaIO | WEKA | 373 | 7,460 | 625.95 | 233.17 | 1,680.38 | - |
| 84 | ISC22 | Oracle Cloud Infrastructure | Oracle Cloud running WEKA on non RDMA netwok | WekaIO | WEKA | 151 | 6,040 | 323.52 | 97.61 | 1,072.32 | - |
| 85 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 270 | 3,240 | 267.25 | 293.05 | 243.73 | - |
| 86 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 170 | 2,040 | 191.10 | 175.24 | 208.39 | - |
| 87 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 270 | 3,240 | 104.30 | 47.44 | 229.33 | - |
| 88 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 170 | 2,040 | 91.48 | 42.65 | 196.20 | - |
| 89 | ISC20 | Oracle Cloud Infrastructure | SpectrumScale on Oracle Cloud | Oracle Cloud Infrastructure | Spectrum Scale | 48 | 768 | 70.91 | 34.91 | 144.06 | - |
| 90 | ISC20 | Oracle Cloud Infrastructure | SpectrumScale on Oracle Cloud | Oracle Cloud Infrastructure | Spectrum Scale | 48 | 768 | 66.69 | 31.78 | 139.96 | - |
| 91 | 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 | - |
| 92 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 10 | 160 | 32.79 | 14.02 | 76.67 | - |
| 93 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 10 | 160 | 27.56 | 10.38 | 73.20 | - |
| 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 | ISC21 | Olympus Storage Technology Innovation Lab | OceanStor | Huawei | OceanFS | 10 | 960 | 220.10 | 69.49 | 697.15 | - |
| 97 | SC21 | Olympus Lab | OceanStor Pacific | Huawei | OceanFS | 10 | 1,720 | 2,298.69 | 317.07 | 16,664.88 | - |
| 98 | SC18 | Oak Ridge National Laboratory | Summit | IBM | Spectrum Scale | 504 | 1,008 | 330.56 | 88.20 | 1,238.93 | - |
| 99 | SC18 | Oak Ridge National Laboratory | Summit | IBM | Spectrum Scale | 10 | 160 | 44.30 | 9.84 | 199.48 | - |
| 100 | SC18 | Nemours | nas6 | DDN | GPFS | 1 | 2 | 2.06 | 1.39 | 3.04 | - |