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) | ||||||||||
| 201 | SC18 | Clemson University | Palmetto | Dell | BeeGFS | 32 | 256 | 5.79 | 1.05 | 31.92 | - |
| 202 | ISC18 | PNNL | EMSL Cascade | Lustre | 126 | 252 | 11.12 | 4.88 | 25.33 | - | |
| 203 | SC22 | China Telecom Research Institute | CTPAI | CTCLOUD | DAOS | 10 | 250 | 212.29 | 31.40 | 1,435.19 | - |
| 204 | SC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 240 | 167.64 | 22.97 | 1,223.59 | - |
| 205 | ISC21 | University of Tsukuba | Cygnus | OSS | CHFS | 10 | 240 | 148.69 | 30.39 | 727.61 | - |
| 206 | SC19 | EPCC | NextGENIO | NextGenIO (BSC & JGU) | GekkoFS | 10 | 240 | 125.08 | 21.47 | 728.68 | - |
| 207 | SC19 | DDN | AI400 | DDN | Lustre | 10 | 240 | 63.88 | 19.65 | 207.63 | - |
| 208 | SC18 | DDN | Bancholab | DDN | Lustre | 10 | 240 | 31.50 | 6.33 | 156.69 | - |
| 209 | SC21 | CMKL University | Apex | DDN | Lustre | 4 | 240 | 18.60 | 10.27 | 33.66 | - |
| 210 | SC19 | Stanford | Sherlock/Fir | Dell, QCT, HGST | Lustre | 10 | 240 | 18.25 | 5.23 | 63.74 | - |
| 211 | ISC21 | Georgia Institute of Technology | PACE-Phoenix | DDN | Lustre | 10 | 240 | 17.07 | 4.52 | 64.48 | - |
| 212 | ISC19 | Queen Mary University Of London | Apocrita | E8 | Spectrum Scale | 10 | 240 | 11.73 | 4.73 | 29.11 | - |
| 213 | SC20 | The Science and Technology Facilities Council | JASMIN 4 | Quobyte Inc. | Quobyte | 10 | 240 | 11.34 | 12.34 | 10.43 | - |
| 214 | SC18 | Queen Mary; University Of London | Apocrita | E8 | GPFS | 10 | 240 | 9.65 | 4.32 | 21.55 | - |
| 215 | SC19 | Stanford | Sherlock/Oak | Dell, QCT, HGST | Lustre | 10 | 240 | 9.31 | 1.89 | 45.87 | - |
| 216 | ISC19 | Queen Mary. University Of London | Apocrita | DDN | Spectrum Scale | 10 | 240 | 4.36 | 1.26 | 15.09 | - |
| 217 | SC18 | Queen Mary, University Of London | Apocrita | DDN | GPFS | 10 | 240 | 3.44 | 0.87 | 13.56 | - |
| 218 | ISC20 | LNCC | SDumont | Cay/HPE | Lustre | 10 | 240 | 3.06 | 2.32 | 4.02 | - |
| 219 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 220 | 15.61 | 7.34 | 33.22 | - |
| 220 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 220 | 15.38 | 7.04 | 33.57 | - |
| 221 | ISC22 | China Telecom Research Institute | CTPAI | CTCLOUD | DAOS | 10 | 200 | 187.84 | 25.29 | 1,395.01 | - |
| 222 | ISC23 | IBM Tuscon | Arches 2 Storage Scale 3500 BBs | IBM | IBM Storage Scale 5.1.7.1 with ESS 6.1.6.0 | 10 | 200 | 128.00 | 73.80 | 222.03 | |
| 223 | ISC22 | IBM Tuscon | Arches | IBM | Spectrum Scale | 10 | 200 | 110.07 | 62.59 | 193.59 | - |
| 224 | SC19 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 78.54 | 13.55 | 455.18 | - |
| 225 | SC21 | IBM Tucson | Arches 2021B | IBM | SpectrumScale | 10 | 200 | 68.83 | 33.02 | 143.46 | - |
| 226 | SC19 | iFLYTEK | iFLYTEK | Yanrong | YRCloudFile | 10 | 200 | 63.98 | 11.41 | 358.87 | - |
| 227 | ISC19 | Hewlett Packard Enterprise | GTO | Hewlett Packard Enterprise | HPE XFS | 10 | 200 | 26.21 | 19.57 | 35.11 | - |
| 228 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 200 | 15.07 | 7.05 | 32.21 | - |
| 229 | ISC20 | SUSE | HammerHead | SUSE/Ampere/Arm | CephFS | 10 | 200 | 14.55 | 6.95 | 30.46 | - |
| 230 | ISC18 | Joint Institute for Nuclear Research | Govorun | RSC | Lustre | 24 | 192 | 12.08 | 3.34 | 43.65 | - |
| 231 | ISC19 | National Computational Infrastructure Australia | Raijin | NetApp | Lustre | 15 | 180 | 40.92 | 12.89 | 129.89 | - |
| 232 | SC22 | DDN | AI400X2-II | DDN | EXAScaler | 10 | 160 | 217.91 | 51.84 | 915.93 | - |
| 233 | SC22 | DDN | AI400X2-I | DDN | EXAScaler | 10 | 160 | 133.81 | 32.90 | 544.24 | - |
| 234 | ISC21 | Joint Institute of Nuclear Research | Govorun | RSC | DAOS | 10 | 160 | 132.07 | 20.19 | 863.69 | - |
| 235 | ISC19 | DDN Colorado | DDN IME140 | DDN | IME | 10 | 160 | 109.42 | 75.79 | 157.96 | - |
| 236 | ISC19 | DDN | AI400 | DDN | Lustre | 10 | 160 | 104.34 | 19.65 | 553.98 | - |
| 237 | ISC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 160 | 96.46 | 11.61 | 801.60 | - |
| 238 | ISC19 | DDN | IME140 | DDN | IME | 10 | 160 | 95.10 | 76.89 | 117.62 | - |
| 239 | ISC20 | Johannes Gutenberg University Mainz | MOGON II | JGU (ADA-FS)& BSC (NEXTGenIO) | GekkoFS | 10 | 160 | 92.91 | 10.96 | 787.71 | - |
| 240 | ISC19 | DDN Japan | AI400 | DDN | Lustre | 10 | 160 | 74.10 | 12.22 | 449.28 | - |
| 241 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 69.92 | 21.01 | 232.70 | - |
| 242 | SC19 | CSIRO | bracewell | Dell/ThinkParQ | beegfs | 10 | 160 | 66.80 | 33.77 | 132.15 | - |
| 243 | ISC20 | DDN | AI400X | DDN | Lustre | 10 | 160 | 63.83 | 17.79 | 229.01 | - |
| 244 | ISC19 | CSIRO | bracewell | Dell/ThinkParQ | BeeGFS | 10 | 160 | 63.46 | 34.85 | 115.56 | - |
| 245 | SC19 | National Supercomputing Center in Changsha | Tianhe-2E | National University of Defense Technology | Lustre | 10 | 160 | 52.58 | 35.06 | 78.86 | - |
| 246 | SC19 | National Supercomputing Center in Changsha | Tianhe-2E | National University of Defense Technology | Lustre | 10 | 160 | 50.08 | 32.71 | 76.67 | - |
| 247 | SC18 | Oak Ridge National Laboratory | Summit | IBM | Spectrum Scale | 10 | 160 | 44.30 | 9.84 | 199.48 | - |
| 248 | SC19 | National Supercomputing Centre, Singapore | Aspire 1 | DDN | IME | 10 | 160 | 43.04 | 101.75 | 18.21 | - |
| 249 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 10 | 160 | 32.79 | 14.02 | 76.67 | - |
| 250 | ISC20 | Oracle Cloud Infrastructure | BeeGFS on Oracle Cloud | Oracle Cloud Infrastructure | BeeGFS | 10 | 160 | 27.56 | 10.38 | 73.20 | - |
| 251 | ISC19 | Yanrong | YRCloudFile | Yanrong | YRCloudFile | 10 | 160 | 19.14 | 4.22 | 86.86 | - |
| 252 | ISC23 | Arizona State University | Sol | Dell | BeeGFS | 10 | 160 | 16.48 | 4.40 | 61.76 | |
| 253 | SC19 | Stanford | Sherlock/Regal | Dell | Lustre | 10 | 160 | 7.05 | 1.64 | 30.28 | - |
| 254 | ISC18 | SNL | Serrano | IBM | Spectrum Scale | 16 | 160 | 4.25 | 0.65 | 27.98 | - |
| 255 | ISC19 | National Computational Infrastructure Australia | Raijin | NetApp | Lustre | 10 | 150 | 37.62 | 12.82 | 110.37 | - |
| 256 | SC22 | Omnibond | OrangeFS-Google | Omnibond-Google | OrangeFS | 10 | 150 | 9.92 | 4.27 | 23.08 | - |
| 257 | ISC22 | Omnibond | OrangeFS-Google | Omnibond-Google | OrangeFS | 10 | 150 | 9.82 | 4.40 | 21.92 | - |
| 258 | ISC22 | GWDG | NHR Goettingen FTP BeeGFS | 8 | 128 | 18.46 | 9.01 | 37.85 | - | ||
| 259 | SC18 | Clemson University | ofsdev | Dell | BeeGFS | 16 | 128 | 11.01 | 1.90 | 63.81 | - |
| 260 | SC18 | Clemson University | ofsdev | Dell | Lustre | 16 | 128 | 8.58 | 2.05 | 35.83 | - |
| 261 | SC18 | Clemson University | Palmetto | Dell | BeeGFS | 32 | 128 | 6.26 | 1.25 | 31.42 | - |
| 262 | ISC18 | STFC | Jasmin/Lotus | Purestorage | NFS | 64 | 128 | 2.33 | 0.26 | 20.93 | - |
| 263 | ISC23 | XF_Lab | XF_computer | XF_Stor | XF_Stor | 2 | 128 | 0.58 | 0.33 | 1.03 | |
| 264 | SC19 | Clemson University | Palmetto Burstbuffer | AdvancedHPC | BeeGFS | 10 | 120 | 21.55 | 12.97 | 35.80 | - |
| 265 | SC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage - CephFS | 15 | 120 | 14.91 | 5.74 | 38.72 | - |
| 266 | ISC20 | German Climate Computing Center | Mistral | Cray | Lustre1 | 10 | 120 | 7.92 | 2.93 | 21.36 | - |
| 267 | ISC20 | German Climate Computing Center | Mistral | Cray | Lustre1 | 10 | 120 | 6.92 | 2.89 | 16.57 | - |
| 268 | ISC19 | Janelia Research Campus, HHMI | qflash | Qumulo | Scale out NFS | 10 | 120 | 4.46 | 2.12 | 9.35 | - |
| 269 | ISC20 | Officinalis (1 Client) | Red Hat, Intel, QCT | CephFS | 1 | 112 | 27.43 | 8.81 | 85.48 | - | |
| 270 | ISC22 | Telecommunications Technology Association | GLUESYS | anystor3.1 lustre | 4 | 112 | 25.29 | 9.56 | 66.90 | - | |
| 271 | ISC20 | Officinalis (1 Client) | Red Hat, Intel, QCT | CephFS | 1 | 112 | 21.24 | 7.87 | 57.32 | - | |
| 272 | SC20 | DDN | DIME | DDN | IME | 10 | 110 | 161.53 | 101.60 | 256.78 | - |
| 273 | ISC20 | DDN | DIME | DDN | IME | 10 | 110 | 116.95 | 100.37 | 136.27 | - |
| 274 | ISC20 | National Center for Supercomputing Applications | HAL | DDN | Spectrum Scale | 10 | 100 | 11.31 | 3.62 | 35.37 | - |
| 275 | ISC20 | National Center for Supercomputing Applications | HAL | DDN | Spectrum Scale | 10 | 100 | 11.13 | 3.63 | 34.15 | - |
| 276 | SC19 | IST Austria | IST Austria HPC | Homemade@IST | BeeGFS | 10 | 100 | 6.63 | 1.39 | 31.62 | - |
| 277 | SC18 | Sandia National Laboratories | Ghost | IBM | GPFS | 10 | 100 | 0.31 | 0.05 | 1.85 | - |
| 278 | ISC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | CephFS | 14 | 98 | 8.38 | 3.58 | 19.60 | - |
| 279 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 37.16 | 9.71 | 142.20 | - |
| 280 | SC19 | CNES | HAL | DDN | Spectrum Scale | 96 | 96 | 34.76 | 8.51 | 141.99 | - |
| 281 | SC22 | Telecommunications Technology Association | Supermicro A+ Big Twin | GLUESYS | Lustre | 4 | 96 | 27.43 | 8.59 | 87.53 | - |
| 282 | ISC20 | National Center for Supercomputing Applications | NCSA Industry System | DDN/Dell | Spectrum Scale | 8 | 96 | 12.37 | 3.03 | 50.54 | - |
| 283 | ISC20 | National Center for Supercomputing Applications | NCSA Industry System | DDN/Dell | Spectrum Scale | 8 | 96 | 11.28 | 3.04 | 41.78 | - |
| 284 | SC19 | University of Birmingham | BEAR-AI | DDN | Spectrum Scale | 10 | 80 | 15.39 | 2.74 | 86.48 | - |
| 285 | SC18 | KAUST | Shaheen II | Cray | DataWarp | 10 | 80 | 13.99 | 14.45 | 13.53 | - |
| 286 | SC18 | Google and DDN | Lustre on GCP | Lustre | 10 | 80 | 12.82 | 4.30 | 38.23 | - | |
| 287 | SC21 | GWDG | SCC | BeeGFS | 10 | 80 | 12.55 | 2.63 | 59.85 | - | |
| 288 | SC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage - CephFS | 10 | 80 | 12.43 | 4.64 | 33.34 | - |
| 289 | SC20 | EPCC | Archer 2 (test system) | Cray | Lustre | 10 | 80 | 10.68 | 2.63 | 43.43 | - |
| 290 | ISC23 | Panasas | PanEast ActiveStor Flash | Panasas | Panfs | 10 | 80 | 10.57 | 4.49 | 24.90 | |
| 291 | SC18 | Clemson University | ofsdev | Dell | BeeGFS | 10 | 80 | 10.17 | 2.32 | 44.67 | - |
| 292 | SC19 | IST Austria | IST Austria HPC | Homemade@IST | BeeGFS | 4 | 80 | 8.41 | 1.77 | 39.98 | - |
| 293 | ISC23 | Panasas | PanEast ActiveStor UltraXL | Panasas | Panfs | 10 | 80 | 6.25 | 1.86 | 21.01 | |
| 294 | SC18 | DKRZ | Mistral | Seagate | Lustre2 | 10 | 80 | 5.32 | 1.05 | 27.06 | - |
| 295 | ISC21 | DKRZ | Mistral | Seagate/Cray | Lustre | 10 | 80 | 5.22 | 1.16 | 23.50 | - |
| 296 | SC18 | EPCC | Archer | Seagate | Lustre | 10 | 80 | 3.70 | 0.77 | 17.84 | - |
| 297 | ISC19 | SUSE | TigerShark | SUSE, Intel, Lenovo | SUSE Enterprise Storage | 10 | 70 | 7.32 | 2.48 | 21.60 | - |
| 298 | ISC18 | JSC | JURON | ThinkparQ | BeeGFS | 8 | 64 | 35.77 | 14.24 | 89.81 | - |
| 299 | ISC19 | CSIRO | bracewell | Dell/ThinkParQ | BeeGFS | 16 | 64 | 26.44 | 7.11 | 98.26 | - |
| 300 | SC18 | Clemson University | ofsdev | Dell | BeeGFS | 16 | 64 | 12.51 | 2.10 | 74.72 | - |