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

Ranking of all valid submissions ever received, including duplicate entries for the same storage system.
# Information IO500
BoF Institution System Storage Vendor File System Type Client Nodes Total Client Proc. Score BW MD Repro.
(GiB/s) (kIOP/s)
301 ISC21 DKRZ Mistral Seagate/Cray Lustre 10 80 5.22 1.16 23.50 -
302 ISC20 Janelia Research Campus, HHMI VastTest Vast Data Scale-out NAS 10 620 4.98 3.56 6.96 -
303 ISC19 Janelia Research Campus, HHMI qflash Qumulo Scale out NFS 10 120 4.46 2.12 9.35 -
304 ISC19 Queen Mary. University Of London Apocrita DDN Spectrum Scale 10 240 4.36 1.26 15.09 -
305 SC19 Janelia Research Campus, HHMI nrs Qumulo Scale-out NAS 10 760 4.19 2.88 6.11 -
306 SC18 EPCC Archer Seagate Lustre 10 80 3.70 0.77 17.84 -
307 SC19 Janelia Research Campus, HHMI nearline4 Qumulo Scale-out NAS 10 760 3.67 2.45 5.49 -
308 ISC19 JIHT RAS Desmos BeeGFS 10 60 3.55 0.51 24.88 -
309 SC18 Queen Mary, University Of London Apocrita DDN GPFS 10 240 3.44 0.87 13.56 -
310 ISC19 JIHT RAS Fisher BeeGFS 10 320 3.19 0.51 20.03 -
311 SC21 IBMDL Sandbox IBM SpectrumScale 10 0 3.17 0.61 16.57 -
312 ISC20 LNCC SDumont Cay/HPE Lustre 10 240 3.06 2.32 4.02 -
313 SC18 Sandia National Laboratories Ghost IBM GPFS 10 100 0.31 0.05 1.85 -
314 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 66.88 28.58 156.48 -
315 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 59.42 28.44 124.13 -
316 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 56.28 27.67 114.50 -
317 ISC20 Officinalis Red Hat, Intel, QCT CephFS 8 256 53.44 28.10 101.63 -
318 ISC18 JSC JURON ThinkparQ BeeGFS 8 64 35.77 14.24 89.81 -
319 ISC22 GWDG NHR Goettingen FTP Weka 8 256 32.17 10.37 99.77 -
320 ISC22 GWDG NHR Goettingen FTP BeeGFS 8 128 18.46 9.01 37.85 -
321 ISC20 National Center for Supercomputing Applications NCSA Industry System DDN/Dell Spectrum Scale 8 96 12.37 3.03 50.54 -
322 ISC20 National Center for Supercomputing Applications NCSA Industry System DDN/Dell Spectrum Scale 8 96 11.28 3.04 41.78 -
323 SC22 Telecommunications Technology Association Supermicro A+ Big Twin GLUESYS Lustre 4 96 27.43 8.59 87.53 -
324 ISC22 Telecommunications Technology Association GLUESYS anystor3.1 lustre 4 112 25.29 9.56 66.90 -
325 SC21 CMKL University Apex DDN Lustre 4 240 18.60 10.27 33.66 -
326 SC19 IST Austria IST Austria HPC Homemade@IST BeeGFS 4 80 8.41 1.77 39.98 -
327 ISC23 XF_Lab XF_computer XF_Stor XF_Stor 2 128 0.58 0.33 1.03
328 ISC20 Officinalis (1 Client) Red Hat, Intel, QCT CephFS 1 112 27.43 8.81 85.48 -
329 ISC20 Officinalis (1 Client) Red Hat, Intel, QCT CephFS 1 112 21.24 7.87 57.32 -
330 ISC19 DDN 400NV DDN GRIDScaler 1 8 18.28 3.50 95.58 -
331 SC20 University of Reading ThunderX2 Local file system 1 16 6.23 0.37 104.54 -
332 SC18 Nemours nas6 DDN GPFS 1 2 2.06 1.39 3.04 -
333 SC18 Nemours nas6 DDN GPFS 1 2 1.52 0.74 3.11 -