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

Full ISC23 List

Subset of the Historic list of submissions that satisfy the existing IO500 submission guidelines.
# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD Repro.
(GiB/s) (kIOP/s)
201 ISC22 National Supercomputing Center in Jinan Shanhe PDSL flashfs 10 2,560 3,534.42 207.79 60,119.50 -
202 SC19 WekaIO WekaIO WekaIO WekaIO Matrix 10 2,610 156.51 56.22 435.76 -
203 ISC23 LRZ SuperMUC-NG-Phase2 Lenovo DAOS 24 2,688 2,111.06 433.05 10,291.12
204 ISC23 LRZ SuperMUC-NG-Phase2-EC Lenovo DAOS 24 2,688 1,386.41 336.35 5,714.63
205 SC19 Janelia Research Campus, HHMI Vast Vast Data Scale-out NAS 88 2,816 12.50 8.31 18.79 -
206 SC21 HHMIJRC Janelia Compute Cluster Vast Data Vast 80 2,880 21.72 14.11 33.42 -
207 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 267.25 293.05 243.73 -
208 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud Oracle Cloud Infrastructure BeeGFS 270 3,240 104.30 47.44 229.33 -
209 ISC21 Lenovo Lenovo-Lenox Lenovo DAOS 36 3,456 988.99 176.37 5,545.61 -
210 SC20 EPCC NextGENIO BSC & JGU GekkoFS 10 3,800 239.37 45.79 1,251.32 -
211 SC20 JCAHPC Oakforest-PACS DDN IME 2,048 4,096 253.57 697.20 92.22 -
212 SC19 CEA Tera-1000 DDN Lustre 128 4,096 210.26 81.01 545.74 -
213 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 175.85 348.95 88.62 -
214 ISC20 JCAHPC Oakforest-PACS DDN IME 512 4,096 146.33 341.29 62.74 -
215 ISC21 University of Florida HiPerGator DDN Lustre 140 4,480 269.59 181.37 400.73 -
216 ISC21 Google Cloud Google DDN Lustre 1,000 5,000 569.99 282.78 1,148.90 -
217 SC19 National Supercomputing Center in Changsha Tianhe-2E National University of Defense Technology Lustre 480 5,280 453.68 209.43 982.78 -
218 ISC22 Oracle Cloud Infrastructure Oracle Cloud running WEKA on non RDMA netwok WekaIO WEKA 151 6,040 323.52 97.61 1,072.32 -
219 ISC22 Oracle Cloud Infrastructure Oracle Cloud with WEKA on RDMA WekaIO WEKA 373 7,460 625.95 233.17 1,680.38 -
220 SC19 WekaIO WekaIO on AWS WekaIO WekaIO Matrix 345 8,625 938.95 174.74 5,045.33 -
221 ISC23 JNIST and HUST PDSL Cheeloo-1 with OceanStor Pacific Huawei OceanFS2 10 9,600 137,100.02 2,439.37 7,705,448.04
222 ISC21 LuxProvide MeluXina DDN Lustre 512 12,288 194.12 112.06 336.25 -
223 ISC23 EuroHPC-CINECA Leonardo DDN EXAScaler 2,000 16,000 648.96 807.12 521.79
224 ISC20 JCAHPC Oakforest-PACS DDN IME 2,048 16,384 168.09 581.43 48.60 -
225 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 255 18,360 7,043.99 1,475.75 33,622.19 -
226 SC20 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng Laboratory MadFS 256 18,432 6,831.55 1,524.11 30,621.10 -
227 SC22 Argonne National Laboratory Aurora Storage Intel DAOS 260 27,040 20,694.50 6,048.69 70,802.51 -
228 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
229 ISC21 Pengcheng Laboratory Pengcheng Cloudbrain-II on Atlas 900 Pengcheng MadFS 512 36,864 36,850.40 3,421.62 396,872.82 -