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

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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)
101 SC25 Telecommunications Technology Association ESC8000-E11 Gluesys DAOS 7 1,008 381.31 102.78 1,414.68
102 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 16 544 483.52 102.54 2,280.05 -
103 SC19 National Supercomputing Centre, Singapore Aspire 1 DDN IME 10 160 43.04 101.75 18.21 -
104 SC20 DDN DIME DDN IME 10 110 161.53 101.60 256.78 -
105 ISC20 DDN DIME DDN IME 10 110 116.95 100.37 136.27 -
106 ISC23 University of Tsukuba Pegasus OSS CHFS 10 480 484.41 98.24 2,388.60
107 ISC22 Oracle Cloud Infrastructure Oracle Cloud running WEKA on non RDMA netwok WekaIO WEKA 151 6,040 323.52 97.61 1,072.32 -
108 SC21 BPFS Lab Kongming BPFS 10 800 972.60 96.26 9,827.09 -
109 SC22 Cloudam HPC on OCI HPC-OCI Cloudam BurstFS 10 720 1,285.21 95.90 17,224.05 -
110 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 440.64 95.80 2,026.80 -
111 ISC22 University of Cambridge Cumulus Dell Lustre 200 2,000 261.39 92.64 737.54 -
112 ISC20 Argonne National Laboratory Presque Argonne National Laboratory DAOS 10 380 398.25 89.36 1,774.79 -
113 SC25 Barcelona Supercomputing Center Marenostrum 5 NA GekkoFS 10 320 466.32 88.88 2,446.49
114 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 325.23 88.23 1,198.85 -
115 SC21 National Research Center of Tranlational Medicine at Shanghai Ruijin Hospital ASTRA NRCTM DAOS 10 360 511.02 87.50 2,984.61 -
116 SC23 IBM Ehningen System DACH Storage Scale System 3500 IBM IBM Storage Scale 10 200 166.25 87.14 317.17
117 SC19 NVIDIA DGX-2H SuperPOD DDN Lustre 10 400 249.50 86.97 715.76 -
118 SC24 MEGWARE Lustre + xiRAID Classic MEGWARE Lustre 10 280 262.33 86.15 798.80
119 SC25 Hewlett Packard Enterprise HPE-DL360-NDR HPE DAOS 10 320 312.68 82.39 1,186.69
120 SC19 CEA Tera-1000 DDN Lustre 128 4,096 210.26 81.01 545.74 -
121 SC25 University of Florida HiPerGator DDN EXAScaler 10 1,920 273.84 79.39 944.56
122 ISC20 TACC Frontera Intel DAOS 10 420 508.88 79.16 3,271.49 -
123 ISC20 TACC Frontera Intel DAOS 10 420 507.13 78.47 3,277.36 -
124 ISC20 TACC Frontera Intel DAOS 60 1,440 763.80 78.31 7,449.56 -
125 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G DDN Lustre 10 640 188.26 77.38 458.06
126 SC25 Simon Fraser University FIR DDN EXAScaler 10 1,920 125.02 76.64 203.92
127 ISC20 TACC Frontera Intel DAOS 60 1,440 756.01 75.40 7,580.23 -
128 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
129 SC23 IBM Tucson Arches Storage Scale System 3500 IBM IBM Storage Scale 10 200 136.35 74.18 250.64
130 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
131 SC25 Telecommunications Technology Association ESC8000-E11 Gluesys DAOS 7 1,008 240.03 73.53 783.61
132 ISC25 UW-Madison NetLab Research Group MadRacks Testbed NetLab GluonFS 10 620 433.04 73.48 2,551.88
133 ISC21 Olympus Storage Technology Innovation Lab OceanStor Huawei OceanFS 10 960 220.10 69.49 697.15 -
134 SC19 CSIRO bracewell scratch2 Dell/ThinkParQ beegfs 26 260 94.86 69.10 130.23 -
135 ISC24 Zuse Institute Berlin Lise Megware DAOS 10 960 324.54 65.01 1,620.13
136 ISC22 IBM Tuscon Arches IBM Spectrum Scale 10 200 110.07 62.59 193.59 -
137 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI DDN EXAScaler 10 640 176.57 62.58 498.22
138 SC24 Universidad Carlos III de Madrid Leonardo ARCOS-UC3M Expand 10 640 158.23 57.26 437.25
139 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 149.77 56.40 397.72
140 SC19 WekaIO WekaIO WekaIO WekaIO Matrix 10 2,610 156.51 56.22 435.76 -
141 ISC24 Centre de Recherche en Aeronautique Lucia IBM Storage Scale 256 1,024 115.06 54.74 241.83
142 SC22 DDN AI400X2-II DDN EXAScaler 10 160 217.91 51.84 915.93 -
143 ISC23 DDN AI400X2-II DDN EXAScaler 10 1,280 240.85 51.46 1,127.22
144 ISC22 DDN AI400X2-II DDN EXAScaler 10 0 183.34 48.27 696.43 -
145 ISC24 Johannes Gutenberg University Mainz MOGON-NHR N/A GekkoFS 10 240 281.96 48.21 1,649.25
146 SC23 Japan Agency for Marine-Earth Science and Technology Earth Simulator 4 DDN EXAScaler 10 320 101.88 48.19 215.38
147 ISC21 Japan Agency for Marine-Earth Science and Technology Earth Simulator DDN Lustre 10 320 101.88 48.19 215.38 -
148 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 48 1,248 134.09 48.03 374.40 -
149 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 104.30 47.44 229.33 -
150 ISC20 DDN AI400X DDN Lustre 40 1,280 137.03 46.84 400.84 -
151 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 3,800 239.37 45.79 1,251.32 -
152 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61 -
153 ISC23 Imperial College London Imperial - hx cluster Lenovo Spectrum scale 32 512 119.56 44.63 320.31
154 ISC22 Wu Dong Laboratory Wu Dong Compute Cluster Wu Dong Laboratory OPENFS 10 640 218.81 43.86 1,091.49 -
155 ISC24 Institute of Computing Technology Chinese Academy of Sciences and National Supercomputing Center in Zhengzhou Songshan Institute of Computing Technology Chinese Academy of Sciences HiStore 10 320 1,349.22 43.78 41,580.79
156 SC20 Janelia Research Campus, HHMI SharedScratch WekaIO Parallel Filesystem 40 1,040 123.47 43.63 349.44 -
157 SC20 Intel Endeavour Intel DAOS 10 640 353.72 43.59 2,870.64 -
158 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 170 2,040 91.48 42.65 196.20 -
159 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 INSPUR BeeGFS 10 300 82.57 41.14 165.71 -
160 ISC20 DDN AI400X DDN Lustre 40 1,280 127.29 40.72 397.91 -
161 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 99.64 39.90 248.81 -
162 ISC20 CSIRO bracewell Dell/DDN Lustre 10 400 97.67 39.87 239.26 -
163 ISC25 DDN AI400X2-I-k8s DDN EXAScaler 10 1,280 115.51 39.26 339.89
164 ISC23 DSAL HPStore SITONHOLY HPFS 10 420 392.14 38.95 3,948.47
165 ISC25 DDN AI400X2-I DDN EXAScaler 10 1,280 126.72 38.70 414.98
166 SC23 DDN AI400X2-I DDN EXAScaler 10 640 136.38 38.45 483.74
167 ISC24 Saudi ARAMCO CSSP DDN EXAScaler 93 744 55.11 38.14 79.63
168 ISC25 Hammerspace Hammerspace Performance Lab Hammerspace pNFS v4.2 via Hammerspace Anvil Metadata Service 10 640 63.77 37.25 109.16
169 ISC20 JINR Govorun RSC Group Lustre 50 800 88.51 36.28 215.97 -
170 ISC20 JINR Govorun RSC Group Lustre 50 800 90.87 35.61 231.88 -
171 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 52.58 35.06 78.86 -
172 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 70.91 34.91 144.06 -
173 ISC24 DDN AI400X2T DDN EXAScaler 10 640 109.84 34.24 352.35
174 SC21 NLHPC Guacolda IBM SpectrumScale 24 480 83.18 33.87 204.27 -
175 SC25 TU Dresden ZIH Alpha Centauri Quobyte Quobyte Data Center File System 10 170 42.84 33.81 54.27
176 SC19 CSIRO bracewell Dell/ThinkParQ beegfs 10 160 66.80 33.77 132.15 -
177 ISC23 DDN AI400X2-I DDN EXAScaler 10 320 142.03 33.43 603.39
178 ISC24 University of Virginia Afton Dell WEKA 10 850 105.94 33.28 337.29
179 SC21 IBM Tucson Arches 2021B IBM SpectrumScale 10 200 68.83 33.02 143.46 -
180 SC22 DDN AI400X2-I DDN EXAScaler 10 160 133.81 32.90 544.24 -
181 SC21 CQ Narval Dell Lustre 640 640 68.31 32.74 142.53 -
182 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 10 160 50.08 32.71 76.67 -
183 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Oracle Cloud Infrastructure Spectrum Scale 48 768 66.69 31.78 139.96 -
184 SC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 250 212.29 31.40 1,435.19 -
185 ISC22 DDN AI400X2-I DDN EXAScaler 10 320 107.04 31.10 368.48 -
186 SC23 Center for Research Informatics at University of Chicago Randi IBM Spectrum Scale 10 160 60.88 31.05 119.36
187 ISC23 Intel Florence Intel DAOS 10 1,120 211.34 31.00 1,440.73
188 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 148.08 30.62 716.11 -
189 ISC21 University of Tsukuba Cygnus OSS CHFS 10 240 148.69 30.39 727.61 -
190 ISC20 National Supercomputer Center in Guangzhou Venus2 National Supercomputer Center in Guangzhou kapok 10 260 146.42 28.99 739.49 -
191 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 44 1,584 86.24 27.64 269.10 -
192 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 360 184.99 27.21 1,257.57 -
193 SC19 Google Cloud EXA5-GCP-PD-SSD Google Cloud Lustre 200 1,600 67.78 26.93 170.61 -
194 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 57.17 26.29 124.30 -
195 SC19 Janelia Research Campus, HHMI SharedScratch WekaIO wekaio 18 1,368 48.75 26.22 90.62 -
196 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 10 360 62.55 25.96 150.70 -
197 ISC20 Red Hat EC2-10xi3en.metal Red Hat CephFS 10 320 55.13 25.67 118.42 -
198 ISC22 China Telecom Research Institute CTPAI CTCLOUD DAOS 10 200 187.84 25.29 1,395.01 -
199 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 149.92 24.91 902.12 -
200 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 152.30 24.83 934.12 -