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 ISC23 List

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Production 10 Node Production Research 10 Node Research Full Historical
Ranking of all valid submissions ever received, including duplicate entries for the same storage system.
# BoF Information IO500 Repro.
Institution System · FS Type Storage Vendor Client Nodes Total Client Proc. Score BW MD
(GiB/s) (kIOP/s)
201 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 31.39 12.34 79.83 -
202 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 30.83 13.35 71.22 -
203 SC20 Forschungszentrum Juelich (FZJ) JUWELS IME HPEDDN 10 400 29.81 178.11 4.99 -
204 ISC18 DKRZ Mistral Lustre Seagate 100 1,200 29.33 20.35 42.29 -
205 ISC20 Oracle Cloud Infrastructure BeeGFS on Oracle Cloud BeeGFS Oracle Cloud Infrastructure 10 160 27.56 10.38 73.20 -
206 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 27.43 8.81 85.48 -
207 SC22 Telecommunications Technology Association Supermicro A+ Big Twin Lustre GLUESYS 4 96 27.43 8.59 87.53 -
208 ISC19 CSIRO bracewell BeeGFS Dell/ThinkParQ 16 64 26.44 7.11 98.26 -
209 ISC19 Hewlett Packard Enterprise GTO HPE XFS Hewlett Packard Enterprise 10 200 26.21 19.57 35.11 -
210 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 25.86 7.75 86.29 -
211 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 25.46 7.65 84.69 -
212 ISC22 Telecommunications Technology Association anystor3.1 lustre GLUESYS 4 112 25.29 9.56 66.90 -
213 SC19 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 400 24.70 16.32 37.37 -
214 ISC18 IBM Sonasad Spectrum Scale IBM 10 10 24.24 4.57 128.61 -
215 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 24.19 11.85 49.39 -
216 SC18 Clemson University ofsdev BeeGFS Dell 32 32 22.02 8.55 56.68 -
217 SC21 HHMIJRC Janelia Compute Cluster Vast Vast Data 80 2,880 21.72 14.11 33.42 -
218 SC19 Clemson University Palmetto Burstbuffer BeeGFS AdvancedHPC 10 120 21.55 12.97 35.80 -
219 ISC20 Janelia Research Campus, HHMI SharedScratch Parallel Filesystem WekaIO 10 600 21.32 11.27 40.32 -
220 ISC20 Officinalis (1 Client) CephFS Red Hat, Intel, QCT 1 112 21.24 7.87 57.32 -
221 ISC19 Inspur BeeGFS Inspur 10 400 20.17 8.61 47.26 -
222 ISC19 Yanrong YRCloudFile YRCloudFile Yanrong 10 160 19.14 4.22 86.86 -
223 ISC20 Simon Fraser University Cedar Lustre Dell/Seagate 288 288 18.72 7.66 45.75 -
224 SC21 CMKL University Apex Lustre DDN 4 240 18.60 10.27 33.66 -
225 ISC22 GWDG NHR Goettingen FTP BeeGFS 8 128 18.46 9.01 37.85 -
226 ISC19 DDN 400NV GRIDScaler DDN 1 8 18.28 3.50 95.58 -
227 SC19 Stanford Sherlock/Fir Lustre Dell, QCT, HGST 10 240 18.25 5.23 63.74 -
228 SC19 Janelia Research Campus, HHMI sharedscratch Parallel Filesystem WekaIO 10 480 18.07 7.75 42.12 -
229 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 48 336 17.55 19.76 15.60 -
230 ISC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 96 3,072 17.18 8.15 36.22 -
231 ISC21 Georgia Institute of Technology PACE-Phoenix Lustre DDN 10 240 17.07 4.52 64.48 -
232 ISC18 Fraunhofer Seislab BeeGFS ThinkparQ 24 24 16.96 5.13 56.14 -
233 ISC23 Arizona State University Sol BeeGFS Dell 10 160 16.48 4.40 61.76
234 SC18 Clemson University ofsdev BeeGFS Dell 16 16 16.22 7.33 35.88 -
235 SC20 University of Tsukuba Cygnus Gfarm OSS 10 20 16.12 8.10 32.09 -
236 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.61 7.34 33.22 -
237 ISC21 Howard Hughes Medical Institute Janelia Research Campus nrsv Vast 10 300 15.50 7.54 31.84 -
238 ISC18 DKRZ Mistral Lustre1 Seagate 100 1,200 15.47 12.68 18.88 -
239 SC19 University of Birmingham BEAR-AI Spectrum Scale DDN 10 80 15.39 2.74 86.48 -
240 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 220 15.38 7.04 33.57 -
241 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 15.07 7.05 32.21 -
242 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 15 120 14.91 5.74 38.72 -
243 ISC19 Inspur TStor3000 BeeGFS Inspur 10 400 14.67 4.48 48.06 -
244 ISC20 SUSE HammerHead CephFS SUSE/Ampere/Arm 10 200 14.55 6.95 30.46 -
245 SC18 KAUST Shaheen II DataWarp Cray 10 80 13.99 14.45 13.53 -
246 SC18 Clemson University ofsdev BeeGFS Dell 16 32 13.12 3.17 54.21 -
247 SC19 Nanyang Technological University Hadley GPFS DDN 10 640 12.89 7.47 22.24 -
248 SC18 Google and DDN Lustre on GCP Lustre Google 10 80 12.82 4.30 38.23 -
249 SC21 GWDG SCC BeeGFS 10 80 12.55 2.63 59.85 -
250 ISC19 University of Birmingham BEAR-AI Spectrum Scale DDN 10 20 12.54 2.97 52.85 -
251 SC18 Clemson University ofsdev BeeGFS Dell 16 64 12.51 2.10 74.72 -
252 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 88 2,816 12.50 8.31 18.79 -
253 ISC19 Janelia Research Campus, HHMI dm11 Scale-out NAS 96 960 12.45 3.22 48.16 -
254 SC19 SUSE TigerShark SUSE Enterprise Storage - CephFS SUSE, Intel, Lenovo 10 80 12.43 4.64 33.34 -
255 ISC20 National Center for Supercomputing Applications NCSA Industry System Spectrum Scale DDN/Dell 8 96 12.37 3.03 50.54 -
256 ISC18 Joint Institute for Nuclear Research Govorun Lustre RSC 24 192 12.08 3.34 43.65 -
257 ISC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 480 11.96 5.64 25.37 -
258 ISC19 Queen Mary University Of London Apocrita Spectrum Scale E8 10 240 11.73 4.73 29.11 -
259 SC21 ULHPC Aion SpectrumScale DDN 128 256 11.35 1.80 71.57 -
260 SC20 The Science and Technology Facilities Council JASMIN 4 Quobyte Quobyte Inc. 10 240 11.34 12.34 10.43 -
261 ISC20 National Center for Supercomputing Applications HAL Spectrum Scale DDN 10 100 11.31 3.62 35.37 -
262 ISC20 National Center for Supercomputing Applications NCSA Industry System Spectrum Scale DDN/Dell 8 96 11.28 3.04 41.78 -
263 ISC20 National Center for Supercomputing Applications HAL Spectrum Scale DDN 10 100 11.13 3.63 34.15 -
264 ISC18 PNNL EMSL Cascade Lustre 126 252 11.12 4.88 25.33 -
265 SC18 Clemson University ofsdev BeeGFS Dell 16 128 11.01 1.90 63.81 -
266 SC20 EPCC Archer 2 (test system) Lustre Cray 10 80 10.68 2.63 43.43 -
267 SC20 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 260 10.64 7.44 15.22 -
268 ISC23 Panasas PanEast ActiveStor Flash Panfs Panasas 10 80 10.57 4.49 24.90
269 SC18 Clemson University ofsdev BeeGFS Dell 10 80 10.17 2.32 44.67 -
270 SC22 Omnibond OrangeFS-Google OrangeFS Omnibond-Google 10 150 9.92 4.27 23.08 -
271 ISC20 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 620 9.87 6.36 15.32 -
272 ISC22 Omnibond OrangeFS-Google OrangeFS Omnibond-Google 10 150 9.82 4.40 21.92 -
273 SC18 Queen Mary; University Of London Apocrita GPFS E8 10 240 9.65 4.32 21.55 -
274 SC18 Clemson University Palmetto BeeGFS Dell 32 32 9.42 2.94 30.19 -
275 SC19 Stanford Sherlock/Oak Lustre Dell, QCT, HGST 10 240 9.31 1.89 45.87 -
276 ISC19 Janelia Research Campus, HHMI dm11 Scale-out NAS 10 320 9.22 2.38 35.64 -
277 SC18 Clemson University Palmetto BeeGFS Dell 16 16 9.07 2.84 28.95 -
278 SC18 Clemson University ofsdev Lustre Dell 16 64 8.63 2.10 35.37 -
279 SC18 Clemson University ofsdev Lustre Dell 16 128 8.58 2.05 35.83 -
280 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 480 8.45 6.16 11.60 -
281 SC19 IST Austria IST Austria HPC BeeGFS Homemade@IST 4 80 8.41 1.77 39.98 -
282 ISC19 SUSE TigerShark CephFS SUSE, Intel, Lenovo 14 98 8.38 3.58 19.60 -
283 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 820 8.01 6.31 10.17 -
284 ISC20 German Climate Computing Center Mistral Lustre1 Cray 10 120 7.92 2.93 21.36 -
285 SC19 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 480 7.77 5.39 11.18 -
286 SC18 Clemson University Palmetto BeeGFS Dell 48 48 7.64 2.93 19.88 -
287 SC18 CERN Bytecollider CephFS 64 64 7.56 2.83 20.16 -
288 SC18 Clemson University ofsdev Lustre Dell 10 40 7.36 1.90 28.59 -
289 ISC19 SUSE TigerShark SUSE Enterprise Storage SUSE, Intel, Lenovo 10 70 7.32 2.48 21.60 -
290 ISC20 Janelia Research Campus, HHMI Vast Scale-out NAS Vast Data 10 620 7.27 5.96 8.86 -
291 SC18 Clemson University Palmetto BeeGFS Dell 10 10 7.14 2.32 22.05 -
292 SC19 Stanford Sherlock/Regal Lustre Dell 10 160 7.05 1.64 30.28 -
293 ISC20 German Climate Computing Center Mistral Lustre1 Cray 10 120 6.92 2.89 16.57 -
294 SC18 Clemson University Palmetto BeeGFS Dell 32 32 6.67 2.95 15.10 -
295 SC19 IST Austria IST Austria HPC BeeGFS Homemade@IST 10 100 6.63 1.39 31.62 -
296 SC19 Janelia Research Campus, HHMI dm11 Scale-out NAS #N/A 10 760 6.42 2.61 15.82 -
297 SC18 Clemson University Palmetto BeeGFS Dell 32 128 6.26 1.25 31.42 -
298 ISC23 Panasas PanEast ActiveStor UltraXL Panfs Panasas 10 80 6.25 1.86 21.01
299 SC20 University of Reading ThunderX2 Local file system 1 16 6.23 0.37 104.54 -
300 ISC20 Janelia Research Campus, HHMI VastTest Scale-out NAS Vast Data 10 620 6.20 3.51 10.95 -

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% #201 — SharedScratch (Janelia Research Campus, HHMI) #202 — SharedScratch (Janelia Research Campus, HHMI) #203 — JUWELS (Forschungszentrum Juelich (FZJ)) #204 — Mistral (DKRZ) #205 — BeeGFS on Oracle Cloud (Oracle Cloud Infrastructure) #206 — Officinalis (1 Client) () #207 — Supermicro A+ Big Twin (Telecommunications Technology Association) #208 — bracewell (CSIRO) #209 — GTO (Hewlett Packard Enterprise) #210 — sharedscratch (Janelia Research Campus, HHMI)
  • #201 SharedScratch Janelia Research Campus, HHMI
  • #202 SharedScratch Janelia Research Campus, HHMI
  • #203 JUWELS Forschungszentrum Juelich (FZJ)
  • #204 Mistral DKRZ
  • #205 BeeGFS on Oracle Cloud Oracle Cloud Infrastructure
  • #206 Officinalis (1 Client)
  • #207 Supermicro A+ Big Twin Telecommunications Technology Association
  • #208 bracewell CSIRO
  • #209 GTO Hewlett Packard Enterprise
  • #210 sharedscratch Janelia Research Campus, HHMI