Submit your IO500 results for the upcoming SC'26 list, which will be presented at our BOF. See the Call for Submissions for details.

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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 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.29 21.56 191.73 -
102 ISC20 SPbPU Polytechnic RSC Tornado RSC Group Lustre 59 944 64.11 21.00 195.66 -
103 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne Penguin Computing/Excelero BeeGFS 10 320 39.65 17.71 88.76 -
104 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
105 ISC21 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng MadFS 512 36,864 36,850.40 3,421.62 396,872.82 -
106 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
107 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 255 18,360 7,043.99 1,475.75 33,622.19 -
108 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 256 18,432 6,831.55 1,524.11 30,621.10 -
109 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 10 1,440 1,129.75 168.43 7,578.06 -
110 ISC23 University of Tsukuba Pegasus OSS CHFS 10 480 484.41 98.24 2,388.60
111 SC22 Sugon Cloud Storage Laboratory ParaStor Sugon ParaStor 10 2,560 8,726.42 718.11 106,042.93 -
112 ISC23 Panasas PanEast ActiveStor UltraXL Panasas Panfs 10 80 6.25 1.86 21.01
113 ISC23 Panasas PanEast ActiveStor Flash Panasas Panfs 10 80 10.57 4.49 24.90
114 SC19 Clemson University Palmetto Burstbuffer AdvancedHPC BeeGFS 10 120 21.55 12.97 35.80 -
115 ISC21 Georgia Institute of Technology PACE-Phoenix DDN Lustre 10 240 17.07 4.52 64.48 -
116 SC23 Mississippi State University High Performance Computing Collaboratory Orion DDN Lustre 10 400 20.83 5.01 86.67
117 SC23 Mississippi State University High Performance Computing Collaboratory Orion DDN Lustre 10 400 17.57 6.43 48.03
118 SC22 Omnibond OrangeFS-Google Omnibond-Google OrangeFS 10 150 9.92 4.27 23.08 -
119 ISC22 Omnibond OrangeFS-Google Omnibond-Google OrangeFS 10 150 9.82 4.40 21.92 -
120 ISC22 Oracle Cloud Infrastructure Oracle Cloud with WEKA on RDMA WekaIO WEKA 373 7,460 625.95 233.17 1,680.38 -
121 ISC22 Oracle Cloud Infrastructure Oracle Cloud running WEKA on non RDMA netwok WekaIO WEKA 151 6,040 323.52 97.61 1,072.32 -
122 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 -
123 SC21 Olympus Lab OceanStor Pacific Huawei OceanFS 10 1,720 2,298.69 317.07 16,664.88 -
124 ISC21 Olympus Storage Technology Innovation Lab OceanStor Huawei OceanFS 10 960 220.10 69.49 697.15 -
125 SC20 JCAHPC Oakforest-PACS DDN IME 2,048 4,096 253.57 697.20 92.22 -
126 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 175.85 348.95 88.62 -
127 ISC20 JCAHPC Oakforest-PACS DDN IME 2,048 16,384 168.09 581.43 48.60 -
128 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 146.33 341.29 62.74 -
129 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 3,800 239.37 45.79 1,251.32 -
130 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 360 184.99 27.21 1,257.57 -
131 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 152.30 24.83 934.12 -
132 ISC20 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 280 149.92 24.91 902.12 -
133 SC19 EPCC NextGENIO NextGenIO (BSC & JGU) GekkoFS 10 240 125.08 21.47 728.68 -
134 SC21 CQ Narval Dell Lustre 640 640 68.31 32.74 142.53 -
135 ISC20 Korea Institute of Science and Technology Information (KISTI) NURION DDN IME 2,048 2,048 282.45 515.59 154.74 -
136 ISC24 NHN Cloud Corporation NHN CLOUD GWANGJU AI DDN EXAScaler 10 640 176.57 62.58 498.22
137 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G DDN Lustre 200 1,600 391.60 319.00 480.72
138 ISC25 Joint Center for Advanced High Performance Computing Miyabi-G DDN Lustre 10 640 188.26 77.38 458.06
139 ISC20 German Climate Computing Center Mistral Cray Lustre1 10 120 7.92 2.93 21.36 -
140 ISC20 German Climate Computing Center Mistral Cray Lustre1 10 120 6.92 2.89 16.57 -
141 ISC21 DKRZ Mistral Seagate/Cray Lustre 10 80 5.22 1.16 23.50 -
142 ISC21 LuxProvide MeluXina DDN Lustre 512 12,288 194.12 112.06 336.25 -
143 SC22 Meadowgate Technologies Meadowgate INTEL HPE DAOS 10 1,280 1,014.24 213.15 4,826.12 -
144 SC22 Meadowgate Technologies Meadowgate INTEL HPE DAOS 10 1,280 1,000.34 209.21 4,783.11 -
145 SC25 Core42 Maximus-01 Enakta Labs DAOS 10 960 666.70 247.90 1,793.03
146 SC25 Barcelona Supercomputing Center Marenostrum 5 NA GekkoFS 10 320 466.32 88.88 2,446.49
147 SC23 Universidad Carlos III de Madrid MareNostrum 4 ARCOS-UC3M Expand 10 320 22.77 23.88 21.71
148 ISC25 UW-Madison NetLab Research Group MadRacks Testbed NetLab GluonFS 10 620 433.04 73.48 2,551.88
149 SC20 Joint Supercomputer Center of the Russian Academy of Sciences MVS10POP2 RSC Group Lustre 54 864 125.50 45.31 347.61 -
150 ISC24 Johannes Gutenberg University Mainz MOGON-NHR N/A GekkoFS 10 240 281.96 48.21 1,649.25
151 SC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 240 167.64 22.97 1,223.59 -
152 ISC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 160 96.46 11.61 801.60 -
153 ISC20 Johannes Gutenberg University Mainz MOGON II JGU (ADA-FS)& BSC (NEXTGenIO) GekkoFS 10 160 92.91 10.96 787.71 -
154 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 44 1,584 86.24 27.64 269.10 -
155 SC21 Raytheon MCK-HPC Penguin Computing WekaFS 10 360 62.55 25.96 150.70 -
156 SC24 MEGWARE Lustre + xiRAID Classic MEGWARE Lustre 10 280 262.33 86.15 798.80
157 ISC24 Centre de Recherche en Aeronautique Lucia IBM Storage Scale 256 1,024 115.06 54.74 241.83
158 ISC24 Zuse Institute Berlin Lise Megware DAOS 10 960 324.54 65.01 1,620.13
159 ISC23 EuroHPC-CINECA Leonardo DDN EXAScaler 2,000 16,000 648.96 807.12 521.79
160 SC24 Universidad Carlos III de Madrid Leonardo ARCOS-UC3M Expand 10 640 158.23 57.26 437.25
161 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 20 1,440 624.59 145.12 2,688.20 -
162 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 544.18 115.94 2,554.14 -
163 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 20 1,440 372.26 109.76 1,262.54 -
164 ISC22 Lenovo Lenovo-Lenox3 Lenovo DAOS 10 720 325.23 88.23 1,198.85 -
165 ISC21 Lenovo Lenovo-Lenox Lenovo DAOS 36 3,456 988.99 176.37 5,545.61 -
166 SC24 Wroclaw Centre for Networking and Supercomputing Lem Huawei/xFusion Lustre 10 200 28.02 10.76 72.99
167 SC21 BPFS Lab Kongming BPFS 10 800 972.60 96.26 9,827.09 -
168 SC23 Telecommunications Technology Association KR580S1 Gluesys Lustre 10 320 44.82 23.29 86.26
169 SC25 JD Explore Academy JoyBuilder AI Development Service Platform JDCloud JPFS 10 960 405.50 117.37 1,400.93
170 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Data Vast 32 2,048 47.19 18.78 118.59
171 SC24 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute cluster Vast Data Vast 10 640 31.08 11.61 83.22
172 SC23 Howard Hughes Medical Institute Janelia Research Campus Janelia Compute Cluster Vast Data Vast 32 2,048 26.83 11.45 62.84
173 SC21 HHMIJRC Janelia Compute Cluster Vast Data Vast 80 2,880 21.72 14.11 33.42 -
174 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
175 SC20 Forschungszentrum Juelich (FZJ) JUWELS HPEDDN IME 10 400 29.81 178.11 4.99 -
176 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Inc. Quobyte 48 336 17.55 19.76 15.60 -
177 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Inc. Quobyte 10 240 11.34 12.34 10.43 -
178 ISC23 Imperial College London Imperial - hx cluster Lenovo Spectrum scale 32 512 119.56 44.63 320.31
179 SC19 IST Austria IST Austria HPC Homemade@IST BeeGFS 10 100 6.63 1.39 31.62 -
180 SC24 MSKCC IRIS WekaIO WekaIO 261 27,144 665.49 252.54 1,753.69
181 SC23 Memorial Sloan Kettering Cancer Center IRIS WekaIO WekaIO 36 4,248 308.94 104.79 910.80
182 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 243.61 124.89 475.20
183 SC24 University of Florida HiPerGator AI DDN EXAScaler 10 640 149.77 56.40 397.72
184 SC25 University of Florida HiPerGator DDN EXAScaler 10 1,920 273.84 79.39 944.56
185 ISC21 University of Florida HiPerGator DDN Lustre 140 4,480 269.59 181.37 400.73 -
186 ISC25 Erlangen National High Performance Computing Center Helma MEGWARE Lustre 186 18,600 838.99 438.62 1,604.84
187 ISC24 ACC Cyfronet AGH Helios HPE Lustre 80 640 153.39 122.31 192.36
188 ISC25 Hammerspace Hammerspace Performance Lab Hammerspace pNFS v4.2 via Hammerspace Anvil Metadata Service 10 640 63.77 37.25 109.16
189 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 220 15.61 7.34 33.22 -
190 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 220 15.38 7.04 33.57 -
191 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 200 15.07 7.05 32.21 -
192 ISC20 SUSE HammerHead SUSE/Ampere/Arm CephFS 10 200 14.55 6.95 30.46 -
193 SC19 Nanyang Technological University Hadley DDN GPFS 10 640 12.89 7.47 22.24 -
194 ISC25 Hudson River Trading HRT DDN EXAScaler 10 1,600 348.08 136.05 890.51
195 ISC23 DSAL HPStore SITONHOLY HPFS 10 420 392.14 38.95 3,948.47
196 SC25 Hewlett Packard Enterprise HPE-DL360-NDR HPE DAOS 10 320 312.68 82.39 1,186.69
197 SC25 Hewlett Packard Enterprise HPE-DL320-SS400 HPE DAOS 10 1,280 373.02 104.48 1,331.79
198 SC22 Cloudam HPC on OCI HPC-OCI Cloudam BurstFS 64 1,920 3,033.03 278.48 33,033.54 -
199 SC22 Cloudam HPC on OCI HPC-OCI Cloudam BurstFS 10 720 1,285.21 95.90 17,224.05 -
200 SC19 CNES HAL DDN Spectrum Scale 96 96 37.16 9.71 142.20 -