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 ISC21 List

# BoF Information IO500 Repro.
Institution System · FS Type Storage Vendor Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
101 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 26 260 88.26 67.44 115.50 -
102 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 BeeGFS INSPUR 10 300 82.57 41.14 165.71 -
103 SC19 State Key Laboratory of High-end Server & Storage Technology (HSS) TStor3000 BeeGFS INSPUR 10 300 82.57 41.14 165.71 -
104 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 78.54 13.55 455.18 -
105 SC18 WekaIO WekaIO WekaIO 17 935 78.37 37.39 164.26 -
106 ISC18 KAUST ShaheenII DataWarp Cray 1,024 8,192 77.37 496.81 12.05 -
107 SC20 NASA hyperwall4 SSD Intel. SK-Hynx 128 1,024 75.75 122.24 46.94 -
108 SC20 NASA hyperwall4 SSD Intel. SK-Hynx 128 1,024 75.75 122.24 46.94 -
109 SC18 University of Cambridge Data Accelerator BeeGFS Dell EMC 184 5,888 74.58 58.81 94.57 -
110 ISC19 DDN Japan AI400 Lustre DDN 10 160 74.10 12.22 449.28 -
111 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 70.91 34.91 144.06 -
112 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 70.91 34.91 144.06 -
113 ISC18 KAUST ShaheenII DataWarp Cray 300 2,400 70.90 151.53 33.17 -
114 ISC20 DDN AI400X Lustre DDN 10 160 69.92 21.01 232.70 -
115 SC19 Google Cloud EXA5-GCP-PD-SSD Lustre Google Cloud 200 1,600 67.78 26.93 170.61 -
116 SC19 Google Cloud EXA5-GCP-PD-SSD Lustre Google Cloud 200 1,600 67.78 26.93 170.61 -
117 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 66.88 28.58 156.48 -
118 SC19 CSIRO bracewell beegfs Dell/ThinkParQ 10 160 66.80 33.77 132.15 -
119 ISC20 Oracle Cloud Infrastructure SpectrumScale on Oracle Cloud Spectrum Scale Oracle Cloud Infrastructure 48 768 66.69 31.78 139.96 -
120 ISC19 Janelia Research Campus, HHMI Weka WekaIO 10 3,200 66.43 27.74 159.12 -
121 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.29 21.56 191.73 -
122 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.29 21.56 191.73 -
123 ISC20 SPbPU Polytechnic RSC Tornado Lustre RSC Group 59 944 64.11 21.00 195.66 -
124 SC19 iFLYTEK iFLYTEK YRCloudFile Yanrong 10 200 63.98 11.41 358.87 -
125 SC19 DDN AI400 Lustre DDN 10 240 63.88 19.65 207.63 -
126 SC19 DDN AI400 Lustre DDN 10 240 63.88 19.65 207.63 -
127 ISC20 DDN AI400X Lustre DDN 10 160 63.83 17.79 229.01 -
128 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 10 160 63.46 34.85 115.56 -
129 ISC21 Howard Hughes Medical Institute Janelia Research Campus Janelia Weka.io Weka.io 10 300 62.68 18.17 216.22 -
130 SC19 University of Cambridge Data Accelerator Lustre Dell EMC 10 320 60.25 21.73 167.09 -
131 ISC19 DDN 400NV GRIDScaler DDN 10 30 59.49 13.55 261.21 -
132 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 59.42 28.44 124.13 -
133 SC18 WekaIO WekaIO Matrix WekaIO 10 700 58.25 27.05 125.43 -
134 SC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 320 57.99 20.80 161.71 -
135 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 57.17 26.29 124.30 -
136 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 57.17 26.29 124.30 -
137 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 56.28 27.67 114.50 -
138 ISC20 Red Hat EC2-10xi3en.metal CephFS Red Hat 10 320 55.13 25.67 118.42 -
139 ISC20 Officinalis CephFS Red Hat, Intel, QCT 8 256 53.44 28.10 101.63 -
140 SC19 Google Cloud EXA5-GCP-PD-STD Lustre Google Cloud 200 1,600 52.96 17.31 162.06 -
141 SC19 Google Cloud EXA5-GCP-PD-STD Lustre Google Cloud 200 1,600 52.96 17.31 162.06 -
142 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 52.58 35.06 78.86 -
143 SC20 Raytheon WekaIO wekafs Penguin Computing 42 1,596 50.58 16.39 156.10 -
144 SC20 Raytheon WekaIO wekafs Penguin Computing 42 1,596 50.58 16.39 156.10 -
145 SC20 Raytheon WekaIO wekafs Penguin Computing 42 1,596 50.58 16.39 156.10 -
146 SC19 National Supercomputing Center in Changsha Tianhe-2E Lustre National University of Defense Technology 10 160 50.08 32.71 76.67 -
147 SC19 Janelia Research Campus, HHMI SharedScratch wekaio WekaIO 18 1,368 48.75 26.22 90.62 -
148 SC19 Oracle Cloud Infrastructure Oracle Cloud Infrastructure with Block Volume Service running Spectrum Scale Spectrum Scale Oracle Cloud Infrastructure Block Volumes Service 30 480 47.55 20.38 110.93 -
149 SC19 Oracle Cloud Infrastructure Oracle Cloud Infrastructure with Block Volume Service running Spectrum Scale Spectrum Scale Oracle Cloud Infrastructure Block Volumes Service 30 480 47.55 20.38 110.93 -
150 SC18 Google Exascaler on GCP Lustre Google 120 960 47.23 23.06 96.74 -
151 SC18 Oak Ridge National Laboratory Summit Spectrum Scale IBM 10 160 44.30 9.84 199.48 -
152 SC18 JCAHPC Oakforest-PACS Lustre DDN 256 8,192 44.24 21.42 91.40 -
153 SC19 National Supercomputing Centre, Singapore Aspire 1 IME DDN 10 160 43.04 101.75 18.21 -
154 SC18 JCAHPC Oakforest-PACS Lustre DDN 256 8,192 42.18 20.04 88.78 -
155 ISC18 KAUST ShaheenII Lustre Cray 1,000 16,000 41.00 54.17 31.03 -
156 ISC19 National Computational Infrastructure Australia Raijin Lustre NetApp 15 180 40.92 12.89 129.89 -
157 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne BeeGFS Penguin Computing/Excelero 10 320 39.65 17.71 88.76 -
158 SC19 Penguin Computing Benchmarking and Innovation Lab Penguin-ASG-NVBeeOne BeeGFS Penguin Computing/Excelero 10 320 39.65 17.71 88.76 -
159 SC18 Google Exascaler-on-GCP Lustre Google Cloud 60 480 39.12 14.31 106.91 -
160 ISC19 National Computational Infrastructure Australia Raijin Lustre NetApp 10 150 37.62 12.82 110.37 -
161 SC19 CNES HAL Spectrum Scale DDN 96 96 37.16 9.71 142.20 -
162 SC19 CNES HAL Spectrum Scale DDN 96 96 37.16 9.71 142.20 -
163 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 1,440 36.55 18.58 71.90 -
164 SC18 Korea Institute of Science and Technology Information (KISTI) NURION IME DDN 2,048 4,096 35.97 14.06 92.03 -
165 ISC18 JSC JURON BeeGFS ThinkparQ 8 64 35.77 14.24 89.81 -
166 SC19 CNES HAL Spectrum Scale DDN 96 96 34.76 8.51 141.99 -
167 SC19 Genomics England GELous WekaIO 10 1,400 34.38 15.17 77.89 -
168 SC19 Genomics England GELous WekaIO 10 1,400 34.38 15.17 77.89 -
169 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 32.79 14.02 76.67 -
170 SC20 Raytheon WekaIO wekafs Penguin Computing 10 440 32.20 14.83 69.88 -
171 ISC18 DKRZ Mistral Lustre Seagate 100 1,000 32.15 22.77 45.39 -
172 SC18 DDN Bancholab Lustre DDN 10 240 31.50 6.33 156.69 -
173 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 31.39 12.34 79.83 -
174 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 30.83 13.35 71.22 -
175 SC20 Forschungszentrum Juelich (FZJ) JUWELS IME HPEDDN 10 400 29.81 178.11 4.99 -
176 ISC18 DKRZ Mistral Lustre Seagate 100 1,200 29.33 20.35 42.29 -
177 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 27.56 10.38 73.20 -
178 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 27.43 8.81 85.48 -
179 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 16 64 26.44 7.11 98.26 -
180 ISC19 Hewlett Packard Enterprise GTO HPE XFS Hewlett Packard Enterprise 10 200 26.21 19.57 35.11 -
181 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 25.86 7.75 86.29 -
182 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 25.46 7.65 84.69 -
183 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 400 24.70 16.32 37.37 -
184 ISC18 IBM Sonasad Spectrum Scale IBM 10 10 24.24 4.57 128.61 -
185 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 24.19 11.85 49.39 -
186 SC18 Clemson University ofsdev BeeGFS Dell 32 32 22.02 8.55 56.68 -
187 SC19 Clemson University Palmetto Burstbuffer BeeGFS AdvancedHPC 10 120 21.55 12.97 35.80 -
188 SC19 Clemson University Palmetto Burstbuffer BeeGFS AdvancedHPC 10 120 21.55 12.97 35.80 -
189 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 21.32 11.27 40.32 -
190 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 21.24 7.87 57.32 -
191 ISC19 Inspur BeeGFS Inspur 10 400 20.17 8.61 47.26 -
192 ISC19 Yanrong YRCloudFile YRCloudFile Yanrong 10 160 19.14 4.22 86.86 -
193 ISC20 Simon Fraser University Cedar Lustre Dell/Seagate 288 288 18.72 7.66 45.75 -
194 ISC20 Simon Fraser University Cedar Lustre Dell/Seagate 288 288 18.72 7.66 45.75 -
195 ISC19 DDN 400NV GRIDScaler DDN 1 8 18.28 3.50 95.58 -
196 SC19 Stanford Sherlock/Fir Lustre Dell, QCT, HGST 10 240 18.25 5.23 63.74 -
197 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 18.07 7.75 42.12 -
198 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 48 336 17.55 19.76 15.60 -
199 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 48 336 17.55 19.76 15.60 -
200 ISC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 96 3,072 17.18 8.15 36.22 -

Top 10 systems compared

Each axis is scaled to the highest value among these systems — 100% marks the leader on that dimension. Click a system below to toggle it.

Score 100% Bandwidth 100% Metadata 100% Clients 100% Processes 100% #101 — bracewell (CSIRO) #102 — TStor3000 (State Key Laboratory of High-end Server & Storage Technology (HSS)) #103 — TStor3000 (State Key Laboratory of High-end Server & Storage Technology (HSS)) #104 — iFLYTEK (iFLYTEK) #105 — WekaIO (WekaIO) #106 — ShaheenII (KAUST) #107 — hyperwall4 (NASA) #108 — hyperwall4 (NASA) #109 — Data Accelerator (University of Cambridge) #110 — AI400 (DDN Japan)
  • #101 bracewell CSIRO
  • #102 TStor3000 State Key Laboratory of High-end Server & Storage Technology (HSS)
  • #103 TStor3000 State Key Laboratory of High-end Server & Storage Technology (HSS)
  • #104 iFLYTEK iFLYTEK
  • #105 WekaIO WekaIO
  • #106 ShaheenII KAUST
  • #107 hyperwall4 NASA
  • #108 hyperwall4 NASA
  • #109 Data Accelerator University of Cambridge
  • #110 AI400 DDN Japan