Look for our next call for submissions for the SC'26 lists in late September.

Full SC25 List

Subset of the full list of submissions that satisfy the existing IO500 submission guidelines. This list contains entries that do not qualify for any of the production and research lists.
# 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 ISC24 Zuse Institute Berlin Lise Megware DAOS 10 960 324.54 65.01 1,620.13
4 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster Wu Dong Laboratory OPENFS 10 640 218.81 43.86 1,091.49 -
5 SC24 Wroclaw Centre for Networking and Supercomputing Lem Huawei/xFusion Lustre 10 200 28.02 10.76 72.99
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 ISC24 University of Virginia Afton Dell WEKA 10 850 105.94 33.28 337.29
9 ISC23 University of Tsukuba Pegasus OSS CHFS 10 480 484.41 98.24 2,388.60
10 ISC21 University of Tsukuba Cygnus OSS CHFS 10 240 148.69 30.39 727.61 -
11 SC20 University of Tsukuba Cygnus OSS Gfarm 10 20 16.12 8.10 32.09 -
12 SC25 University of Florida HiPerGator DDN EXAScaler 10 1,920 273.84 79.39 944.56
13 ISC21 University of Florida HiPerGator DDN Lustre 140 4,480 269.59 181.37 400.73 -
14 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 243.61 124.89 475.20
15 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 149.77 56.40 397.72
16 ISC22 University of Cambridge Cumulus Dell/Intel DAOS 200 2,000 1,107.17 283.19 4,328.68 -
17 ISC22 University of Cambridge Cumulus Dell/Intel DAOS 10 2,000 963.00 216.78 4,277.86 -
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 SC19 University of Cambridge Data Accelerator Dell EMC Lustre 10 320 60.25 21.73 167.09 -
22 SC19 University of Birmingham BEAR-AI DDN Spectrum Scale 10 80 15.39 2.74 86.48 -
23 SC24 Universidad Carlos III de Madrid Leonardo ARCOS-UC3M Expand 10 640 158.23 57.26 437.25
24 ISC25 Universidad Carlos III de Madrid C3-UC3M ARCOS-UC3M Expand 10 640 47.50 18.87 119.55
25 SC23 Universidad Carlos III de Madrid MareNostrum 4 ARCOS-UC3M Expand 10 320 22.77 23.88 21.71
26 ISC25 UW-Madison NetLab Research Group MadRacks Testbed NetLab GluonFS 10 620 433.04 73.48 2,551.88
27 SC21 ULHPC Aion DDN SpectrumScale 128 256 11.35 1.80 71.57 -
28 ISC25 UCloud UCloud Compute cluster UCloud UPFS 10 320 15.57 12.33 19.65
29 ISC25 UCloud UCloud Compute cluster UCloud UPFS 10 320 14.57 10.58 20.07
30 SC22 Tsinghua Storage Research Group SuperStore Tsinghua Storage Research Group SuperFS 10 1,200 5,517.73 179.60 169,515.95 -
31 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Inc. Quobyte 48 336 17.55 19.76 15.60 -
32 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Inc. Quobyte 10 240 11.34 12.34 10.43 -
33 SC25 Telecommunications Technology Association ESC8000-E11 Gluesys DAOS 7 1,008 381.31 102.78 1,414.68
34 SC25 Telecommunications Technology Association ESC8000-E11 Gluesys DAOS 7 1,008 240.03 73.53 783.61
35 SC23 Telecommunications Technology Association KR580S1 Gluesys Lustre 10 320 44.82 23.29 86.26
36 SC25 Telecommunications Technology Association FrightPro SR800 S4 Gluesys Lustre 6 312 23.88 6.00 95.10
37 SC25 TU Dresden ZIH Alpha Centauri Quobyte Quobyte Data Center File System 10 170 42.84 33.81 54.27
38 ISC20 TACC Frontera Intel DAOS 60 1,440 763.80 78.31 7,449.56 -
39 ISC20 TACC Frontera Intel DAOS 60 1,440 756.01 75.40 7,580.23 -
40 ISC20 TACC Frontera Intel DAOS 10 420 508.88 79.16 3,271.49 -
41 ISC20 TACC Frontera Intel DAOS 10 420 507.13 78.47 3,277.36 -
42 SC20 TACC Frontera DDN IME 10 280 109.91 176.23 68.55 -
43 ISC21 Supermicro Supermicro DAOS 10 1,120 415.04 112.17 1,535.63 -
44 SC22 Sugon Cloud Storage Laboratory ParaStor Sugon ParaStor 10 2,560 8,726.42 718.11 106,042.93 -
45 SC22 SuPro Storteck StarStor SuPro Storteck StarStor 10 2,560 6,751.75 515.15 88,491.65 -
46 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71 -
47 SC19 Stanford Sherlock/Fir Dell, QCT, HGST Lustre 10 240 18.25 5.23 63.74 -
48 SC19 Stanford Sherlock/Oak Dell, QCT, HGST Lustre 10 240 9.31 1.89 45.87 -
49 SC19 Stanford Sherlock/Regal Dell Lustre 10 160 7.05 1.64 30.28 -
50 SC25 SoftBank Corp CHIE-4 DDN EXAScaler 500 56,000 551.85 399.41 762.47
51 SC24 SoftBank Corp CHIE-3 DDN EXAScaler 240 26,880 500.20 331.66 754.41
52 SC24 SoftBank Corp CHIE-2 DDN EXAScaler 240 26,880 495.36 351.90 697.30
53 SC25 SoftBank Corp CHIE-4 DDN EXAScaler 10 1,120 303.20 148.88 617.51
54 SC24 SoftBank Corp CHIE-2 DDN EXAScaler 10 1,120 299.32 159.93 560.19
55 SC24 SoftBank Corp CHIE-3 DDN EXAScaler 10 1,120 294.77 157.28 552.42
56 SC25 Simon Fraser University FIR DDN EXAScaler 10 1,920 125.02 76.64 203.92
57 ISC20 Simon Fraser University Cedar Dell/Seagate Lustre 288 288 18.72 7.66 45.75 -
58 ISC24 Saudi ARAMCO CSSP DDN EXAScaler 93 744 55.11 38.14 79.63
59 ISC25 Samsung Electronics SSC-24 WekaIO WekaIO 291 16,005 826.86 248.67 2,749.41
60 SC25 Samsung Electronics Samsung AE-25 Cluster Hammerspace pNFS v5.2.3-90 via Hammerspace Anvil Metadata Service 10 480 85.23 74.66 97.29
61 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 220 15.61 7.34 33.22 -
62 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 220 15.38 7.04 33.57 -
63 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 200 15.07 7.05 32.21 -
64 SC19 SUSE TigerShark SUSE, Intel, Lenovo SUSE Enterprise Storage - CephFS 15 120 14.91 5.74 38.72 -
65 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 200 14.55 6.95 30.46 -
66 SC19 SUSE TigerShark SUSE, Intel, Lenovo SUSE Enterprise Storage - CephFS 10 80 12.43 4.64 33.34 -
67 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.29 21.56 191.73 -
68 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.11 21.00 195.66 -
69 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE DDN EXAScaler 96 12,288 214.09 139.80 327.84
70 ISC25 SAKURA Internet Inc and Prunus Solutions Inc SAKURAONE DDN EXAScaler 10 1,280 181.91 133.03 248.74
71 ISC23 Riken R-CCS Riken-FX700 Intel DAOS 10 480 126.10 21.39 743.47
72 SC25 Research Computing at Rochester Institute of Technology sporc Internal CephFS 10 320 10.08 7.85 12.94
73 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30 -
74 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 55.13 25.67 118.42 -
75 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 44 1,584 86.24 27.64 269.10 -
76 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 10 360 62.55 25.96 150.70 -
77 SC20 Raytheon WekaIO Penguin Computing wekafs 42 1,596 50.58 16.39 156.10 -
78 SC20 Raytheon WekaIO Penguin Computing wekafs 10 440 32.20 14.83 69.88 -
79 SC24 RTX Pratt Whitney Wilson VDURA PanFS 10 160 6.70 2.17 20.70
80 SC21 QCT DevCloud QCT DevCloud QCT DAOS 10 560 427.27 102.85 1,774.97 -
81 SC25 Purdue University Gautschi DDN EXAScaler 10 1,920 70.18 19.59 251.47
82 SC24 Poznan Supercomputing and Networking Center Proxima xFiusion Lustre 10 300 77.76 17.94 337.05
83 ISC24 Poznan Supercomputing and Networking Center Altair xFiusion Lustre 15 240 73.50 15.24 354.60
84 ISC24 Poznan Supercomputing and Networking Center Altair Huawei/xFiusion Lustre 10 200 54.03 11.39 256.36
85 SC23 Poznan Supercomputing and Networking Center Altair Huawei/xFusion Lustre 14 392 53.70 8.84 326.39
86 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne Penguin Computing/Excelero BeeGFS 10 320 39.65 17.71 88.76 -
87 ISC23 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory and Tsinghua University SuperFS 300 36,000 210,255.00 4,847.48 9,119,612.35
88 ISC21 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng MadFS 512 36,864 36,850.40 3,421.62 396,872.82 -
89 ISC23 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory and Tsinghua University SuperFS 10 1,200 11,516.40 263.97 502,435.85
90 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 255 18,360 7,043.99 1,475.75 33,622.19 -
91 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 256 18,432 6,831.55 1,524.11 30,621.10 -
92 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 10 1,440 1,129.75 168.43 7,578.06 -
93 ISC23 Panasas PanEast ActiveStor Flash Panasas Panfs 10 80 10.57 4.49 24.90
94 ISC23 Panasas PanEast ActiveStor UltraXL Panasas Panfs 10 80 6.25 1.86 21.01
95 ISC22 Oracle Cloud Infrastructure Oracle Cloud with WEKA on RDMA WekaIO WEKA 373 7,460 625.95 233.17 1,680.38 -
96 ISC22 Oracle Cloud Infrastructure Oracle Cloud running WEKA on non RDMA netwok WekaIO WEKA 151 6,040 323.52 97.61 1,072.32 -
97 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 267.25 293.05 243.73 -
98 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 170 2,040 191.10 175.24 208.39 -
99 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 104.30 47.44 229.33 -
100 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 170 2,040 91.48 42.65 196.20 -